Archbuild provides feasibility study and preliminary cost estimate services in Sydney, helping clients assess site potential, planning constraints and project viability. Feasibility Study and Cost Estimate Services in Sydney Before purchasing land, starting design or committing to construction, it is important to understand whether your site can realistically support your goals. Archbuild provides feasibility study and cost estimate services in Sydney for clients planning luxury homes, major renovations, duplexes, townhouses and boutique residential developments. Our feasibility advice helps identify site constraints, planning issues, development potential, likely construction challenges and preliminary cost expectations before major project decisions are made. Request Feasibility Advice Understand Your Site Before You Commit Every successful residential project starts with a clear understanding of the land. A site may look suitable at first, but hidden constraints can affect what can be designed, approved and built. These may include zoning controls, building height limits, floor space ratio, setbacks, easements, trees, slope, bushfire risk, flooding, access, stormwater, existing structures and construction complexity. Archbuild’s feasibility service helps clients understand these issues early, before investing heavily in design, approvals or construction documentation. The aim is to give you a clearer view of the site’s opportunities, risks, likely costs and practical development pathway. What Our Feasibility Study Can Include Depending on the project and the level of advice required, Archbuild’s feasibility review may include: Land and Site Risk Review Assessment of key site risks such as slope, access, existing structures, trees, easements, title restrictions, underground services, bushfire, flooding and other physical constraints. Planning and Council Controls Review of relevant planning controls, zoning, setbacks, height limits, floor space ratio, private open space, landscaped area, parking requirements and likely approval pathways. Development Potential Assessment of what may be achievable on the site, including building type, approximate building mass, likely levels, spatial potential and development opportunities. Preliminary Cost Estimate Early cost guidance based on the likely scale, complexity and construction type of the project. This can help clients understand whether the project is financially realistic before moving further. Construction Risk and Buildability Identification of practical construction issues such as difficult access, demolition, excavation, retaining walls, structural complexity, services, staging and site logistics. Timeline and Project Pathway General advice on the likely project pathway, including design, approval, documentation, builder engagement and construction stages. Feasibility Summary A clear summary of key findings, risks, opportunities and recommended next steps. Who This Service Is For Archbuild’s feasibility and estimate service is suitable for clients who are: considering purchasing a property or development site planning a new custom home assessing whether to renovate, extend or rebuild considering a duplex, townhouse or boutique residential project unsure about council controls or approval pathways trying to understand likely construction cost before starting design comparing different development options for a site seeking early advice before committing to a larger project This service is especially useful before spending significant money on detailed architectural design, consultant reports or construction documentation. Why Feasibility Matters A feasibility study can help reduce uncertainty at the beginning of a project. Without early feasibility advice, clients may invest time and money into a concept that later proves difficult, expensive or unrealistic to approve and build. By reviewing the site, planning controls and likely construction issues early, Archbuild can help you make better decisions before the project progresses too far. This does not replace detailed architectural design, town planning advice, engineering or formal approvals, but it gives you a practical starting point for understanding the project’s viability. Feasibility for Homes, Renovations and Developments Archbuild provides feasibility advice for a range of residential project types. New Custom Homes Early assessment of land, planning controls, site risks, access, likely construction complexity and preliminary cost expectations. Major Renovations and Extensions Review of the existing dwelling, likely structural implications, planning constraints, construction staging and whether renovation or rebuild may be more practical. Duplexes and Townhouses Assessment of planning controls, lot size, frontage, parking, access, built form, development potential and likely approval considerations. Boutique Residential Developments Early review of development yield, site constraints, planning pathways, construction complexity and broad project viability. Our Feasibility Process 1. Initial Discussion We begin by understanding your goals, site details, project type, budget expectations and key questions. 2. Site and Document Review We review available information such as property address, survey, planning controls, zoning, title restrictions, existing drawings, aerial imagery and council mapping where relevant. 3. Constraints and Opportunities We identify key site opportunities and likely risks that may affect design, approval, cost or construction. 4. Preliminary Cost and Buildability Review We consider likely construction complexity and provide early cost guidance based on the available information. 5. Summary and Recommendations We provide clear advice on the likely project pathway, major risks, next steps and whether the project appears suitable to progress. Feasibility Advice Across Sydney Archbuild provides feasibility and early project advice across Sydney, with a strong focus on the Sydney Hills District, West Pennant Hills, Castle Hill, Beecroft, Pennant Hills, Wahroonga, the North Shore and surrounding residential suburbs. Many Sydney sites involve planning restrictions, sloping land, protected trees, stormwater challenges, difficult access, existing structures and high construction expectations. Early feasibility advice can help identify these matters before they become costly problems. Assess Your Site Before You Build Before you commit to purchasing, designing or building, Archbuild can help you understand the opportunities, risks and likely pathway for your site. Speak with our team about a feasibility study or preliminary cost estimate for your property. Request Feasibility Advice Frequently Asked Questions Common questions from clients considering a new home, renovation, extension or residential project with Archbuild. What is a feasibility study for a building project? A feasibility study is an early review of a site or project to understand whether the proposed development is realistic. It may consider planning controls, site constraints, development potential, construction risks, likely costs and next steps. Should I get feasibility advice before buying land? Yes, feasibility advice can be very useful before purchasing land. It can help identify issues that may affect what can be approved or built on the site. Does a feasibility study include a fixed building price? No. A feasibility study usually provides preliminary cost guidance, not a fixed construction quote. A more accurate price normally requires detailed drawings, specifications, consultant information and builder pricing. Can Archbuild assess whether I should renovate or rebuild? Yes. Archbuild can review the existing property, likely renovation complexity, planning constraints and cost considerations to help you compare renovation, extension and rebuild options. Can Archbuild help with duplex or townhouse feasibility? Yes. Archbuild can assist with early feasibility advice for duplexes, townhouses and boutique residential development projects, including planning controls, site constraints, likely yield and construction considerations. Does this service include architectural design? This page is focused on feasibility and early-stage advice. If you decide to proceed, Archbuild can also assist with architectural design, design and build, or construction services depending on your project needs. View All Frequently Asked Questions Start Your Project with Archbuild If you are planning a luxury custom home, renovation or residential project, Archbuild can help guide the process from early design through approvals, construction and handover. Discuss Your Project

Find answers to common questions about working with Archbuild, including architectural design, building services, renovations, feasibility, approvals, costs and project delivery. Planning a custom home, major renovation or architect-designed residential project involves many decisions. This page answers practical questions about engaging Archbuild, architectural documentation, approvals, contracts, construction, selections, communication and project completion. For questions about our specific Design and Build, Builder Services or Feasibility services, visit the relevant service page. Frequently Asked Questions Working with Archbuild Design and Approvals Pricing and Contracts Materials and Interiors Completion and Warranties Design and Build Architectural Builder Services Duplexes and Townhouses Construction and Renovations Feasibility and Estimate Homepage Who will be my main point of contact? Your main contact will depend on the stage and structure of the project. Archbuild establishes a clear communication pathway so clients understand who is responsible for design matters, approvals, construction coordination and site delivery.Key decisions and project updates are communicated through the appropriate Archbuild team member, with leadership involvement maintained throughout the project. Is Mike Movaffaghi directly involved in Archbuild projects? Mike remains involved in Archbuild’s projects, particularly in design direction, buildability, consultant coordination, major construction decisions and maintaining continuity between the architectural intent and completed work.The level of day-to-day involvement depends on the project stage, size and delivery structure. Can Archbuild take over a project that has already started? Potentially. Before accepting an existing project, Archbuild would need to review its current status, contracts, approvals, drawings, consultant documentation, completed work, outstanding issues and construction risks.Projects already under construction may require additional investigation before Archbuild can determine whether it is practical and appropriate to become involved. Can Archbuild work with my existing architect, interior designer or consultants? Yes. Archbuild can collaborate with external architects, interior designers, engineers, town planners, landscape architects and other consultants where roles and responsibilities are clearly established.Early coordination is important to reduce documentation gaps, conflicting information and construction delays. Still Have a Question About Your Project? Every property and residential project presents different opportunities, constraints and decisions. Speak with Archbuild about your site, design, approvals, construction requirements or proposed renovation. Discuss Your Project Explore Our Services

Learn about Archbuild, an award-winning Sydney team of architects and builders delivering luxury custom homes, renovations and design-and-build projects. About Archbuild Architecture and Construction, Connected from the Start Mike Movaffaghi (middle) Archbuild is a Sydney team of architects and builders delivering luxury custom homes, major renovations and selected residential projects through one coordinated design and construction process. We bring architectural thinking, building knowledge and project delivery together from the early stages. This allows design quality, buildability, materials, approvals, construction requirements and project objectives to be considered as part of one connected process. Archbuild works across Sydney, with a strong focus on the Sydney Hills District, the North Shore and selected premium suburbs across Greater Sydney. Explore Our Projects Discuss Your Project A Sydney Architect-Builder Focused on Better Homes Archbuild was established to provide a more coordinated approach to residential design and construction. In a traditional project, architectural design and building delivery are often handled by separate businesses. This can create gaps between design ambition, construction cost, buildability, documentation and the final result. Archbuild brings these disciplines together. Our architects and builders consider the home from both perspectives—how it should look and function, and how it will be approved, documented, constructed and delivered. The result is a clearer pathway from the first design discussion through approvals, construction and final handover. Architects and Builders Under One Roof Archbuild’s integrated model allows architectural design and construction knowledge to inform each other from the beginning. Design Informed by Construction Structure, materials, buildability, construction methods and sequencing are considered during the design process—not only after the drawings are complete. Better Coordination Clients work with one coordinated team across feasibility, design, approvals, documentation, construction planning and building delivery. Homes Shaped Around the Client Every project responds to the client’s lifestyle, the property, planning controls, orientation, privacy, natural light and long-term needs. Attention Through Delivery Design intent is followed through construction with careful coordination of consultants, trades, materials, finishes and architectural details. Explore Our Process Explore Design and Build Explore Our Construction Quality Explore Our Approach to Sustainable Homes Closing the Gap Between Design and Construction Archbuild was created in response to a recurring problem in residential building: well-designed homes can become difficult or unnecessarily expensive to construct when design decisions are made without sufficient construction input. At the same time, homes designed primarily around standard building systems may not fully respond to the client, the land or the architectural opportunities of the property. Archbuild’s purpose is to connect these two sides of the process. We aim to create homes with genuine architectural character while considering buildability, cost, approvals and construction requirements from the early stages. A floor plan sketch for client discussion by Mike Movaffaghi for a house on an irregular narrow block in Sydney North Shore. Experience Built Across Diverse and Complex Projects Since graduating from university in 2001, Mike Movaffaghi has contributed to a diverse range of residential, commercial, public and government projects in Australia and internationally. By 2020, the combined construction value of these projects exceeded $1 billion, reflecting experience across architectural design, construction management, consultant coordination and major project delivery. This breadth of experience now supports Archbuild’s residential work, bringing the discipline and coordination of larger projects into the design and construction of carefully considered homes. Since 2001 Professional experience across architecture, construction and project delivery $1B+ by 2020 Combined value of projects contributed to Multiple sectors Residential, commercial, public and government projects Mike Movaffaghi at Wilga, a luxury residence designed and built by Archbuild. Founder and Leadership Mike Movaffaghi Founder and Director NSW Registered Architect NSW Licensed Builder Project Management Professional (PMP)® Mike founded Archbuild in 2020 to bring architectural design, construction knowledge and project delivery together within one coordinated practice. As a registered architect, licensed builder and PMP®-certified project manager, Mike approaches each project from architectural, technical, construction and delivery perspectives. His role includes guiding the design direction, assessing buildability, coordinating consultants, planning construction and maintaining continuity between the original design intent and the completed home. Mike remains directly involved in Archbuild’s projects, working with clients and the project team from the early stages of feasibility and design through approvals, construction and completion. His professional experience began after graduating from university in 2001 and includes residential, commercial, public and government projects in Australia and internationally. By 2020, the combined construction value of projects to which he had contributed exceeded $1 billion. This breadth of experience informs Archbuild’s residential work today, bringing the coordination, discipline and delivery knowledge developed across diverse and complex projects to the design and construction of carefully considered homes. NSW Architect Registration No. 11166 NSW Builder Licence No. 381472C Recognition for Design Excellence Archbuild’s work has received recognition through respected architecture and design awards, reflecting our commitment to thoughtful design, careful detailing and quality project delivery. View Awards & Recognition Professional Credentials and Project Assurance Licences and Registrations NSW registered architect NSW licensed builder Accredited project manager, PMP® Relevant professional and business registrations Insurance Public and product liability insurance Professional indemnity insurance Workers compensation insurance Home Building Compensation insurance for applicable residential projects Industry Memberships Australian Institute of Architects Master Builders Association Housing Industry Association A Considered Process from Early Advice to Completion Archbuild’s role can begin before design, during an existing design process or when a client already has approved plans and needs an experienced builder. Our services can include: Feasibility and Early Advice Reviewing the site, planning controls, project potential and preliminary construction considerations. Architectural Design Creating a bespoke design shaped around the client, the land and the intended lifestyle. Approvals and Documentation Coordinating consultants, authorities, approvals and construction documentation. Construction Delivery Managing trades, sequencing, workmanship, communication and the quality of the completed home. Explore Our Process Selected Homes and Residential Projects La Paix A modern French Provincial residence on Sydney’s North Shore, combining soft classical character with contemporary family living. View Project > Wilga A modern luxury residence designed and built by Archbuild, recognised for its architectural design and relationship with its landscape. View Project > Amelior A major townhouse renovation involving architectural redesign, approvals coordination and a substantial interior transformation. View Project > Explore Our Projects Working Across Sydney Hills and the North Shore Archbuild works across Sydney, with a particular focus on the Sydney Hills District, the North Shore and selected premium residential suburbs across Greater Sydney. Our projects include luxury custom homes, architect-designed residences, major renovations, extensions, duplexes, townhouses and selected boutique residential developments. Start Your Project with Archbuild If you are planning a luxury custom home, major renovation or architect-designed residential project, Archbuild can help you understand the design, approval and construction pathway from the early stages. Discuss Your Project

Archbuild, Sydney’s expert duplex builders, specialises in custom design and construction services. From modern architectural designs to efficient project management, we create high-quality duplex homes and townhouses tailored to your needs. Duplex Design and Build Services in Sydney Discuss Your Duplex Project Explore Our Projects Archbuild provides architectural design and construction services for custom duplexes, dual occupancies and selected boutique townhouse projects across Sydney. As both architects and builders, we consider site potential, planning controls, privacy, orientation, vehicle access, construction cost and buildability from the early stages through approvals, documentation, construction and handover. Our service is suited to homeowners, families and property owners seeking a carefully designed residential development rather than a standardised project-home solution. Architect-Designed Duplexes Shaped Around the Site A successful duplex must accommodate two homes while creating privacy, natural light, functional outdoor areas and an appropriate relationship with the surrounding streetscape. The best outcome rarely comes from placing two standard floor plans side by side. Every site presents different opportunities and constraints, including frontage, orientation, slope, access, neighbouring development, existing trees, easements, stormwater and planning controls. Archbuild develops each duplex design in response to the property and the intended use of the two dwellings. This may involve attached or detached forms, mirrored or individually planned residences, separate entries, basement or at-grade parking, and different arrangements for private open space. The objective is to create two well-resolved homes that feel considered individually while forming one coherent architectural development. Duplex Feasibility and Site Potential Before commencing detailed design, it is important to understand whether the property is suitable for the proposed development. An early duplex assessment may consider: applicable planning controls and approval pathways; lot size, frontage and site dimensions; building height, setbacks and landscaped-area requirements; vehicle access and parking; slope, excavation and retaining requirements; significant trees and vegetation; stormwater and drainage; easements and underground services; privacy, overshadowing and neighbouring properties; likely building area and dwelling arrangement; and preliminary construction implications. Not every site will support the same type or scale of development. Early assessment helps identify major constraints before substantial time and money are committed to design and consultant work. Learn about our Feasibility and Cost Estimate Services Custom Duplex Architectural Design A custom duplex provides the opportunity to design each dwelling around its future occupants, property objectives and relationship with the site. The two residences do not necessarily need to be identical. One dwelling may be designed for the owner while the other is intended for sale, rental or extended family. Different floor areas, bedroom arrangements, living spaces and levels of finish may be appropriate. The architectural design may consider: independent entries and street presence; privacy between the two homes; natural light and ventilation; efficient circulation and room planning; kitchen, dining and living relationships; bedroom separation; private open space; acoustic separation; garage and driveway arrangements; adaptable or multigenerational living; façade composition and material selection; and long-term maintenance and market appeal. Archbuild aims to create duplexes that feel like two genuine homes rather than one building divided into two parts. Privacy, Light and Acoustic Separation Privacy is one of the most important considerations in duplex design. Windows, balconies, living areas and outdoor spaces should be arranged to minimise direct overlooking between the dwellings and adjoining properties. Entries and circulation routes should also be designed so each residence has a clear sense of identity and separation. Natural light can be more difficult to achieve when two homes share a common wall or occupy a relatively narrow site. Orientation, courtyards, setbacks, upper-level planning, skylights and carefully positioned glazing can help bring light into the centre of each dwelling. Acoustic performance must also be considered through planning, wall and floor construction, services coordination and the separation of bedrooms from active living areas. The final construction system is developed with the relevant consultants and in accordance with the applicable project requirements. Planning, Approvals and Consultant Coordination The appropriate approval pathway depends on the property, applicable planning controls and proposed development. A duplex or dual occupancy project may require architectural drawings, survey information, engineering, stormwater design, landscape documentation, energy assessment and other specialist reports. Depending on the site, the consultant team may include: land surveyor; structural engineer; hydraulic or civil engineer; geotechnical engineer; town planner; landscape architect; arborist; traffic consultant; energy assessor; and private certifier. Where Archbuild is responsible for design and build delivery, consultant information can be coordinated with the architectural design and construction requirements as the project develops. Approval cannot be guaranteed because the final decision rests with the relevant authority or certifier. However, early analysis and coordinated documentation can reduce avoidable design changes and approval risks. Construction Cost and Buildability Duplex construction costs are influenced by more than the combined floor area of the two dwellings. Important factors can include: site access and slope; excavation and retaining walls; foundation and ground conditions; basement or lower-ground construction; structural spans and shared walls; fire and acoustic separation; number of kitchens, bathrooms and services; glazing and façade complexity; garages and vehicle access; material selections and interior finishes; stormwater and service connections; and landscaping and external works. Because a duplex contains two complete residences, it usually involves duplicated kitchens, bathrooms, electrical systems, plumbing fixtures and other building components. Archbuild considers cost and buildability while the design is developing. This helps the project team assess how changes to building form, structure, floor area, materials and level of finish may affect the overall investment. Our Duplex Design and Build Process 1. Initial Project Discussion We discuss the property, objectives, intended use of the dwellings, desired accommodation and available project information. 2. Feasibility and Site Review The site, planning context, access, physical constraints and preliminary development potential are reviewed. 3. Concept Design Initial plans and architectural ideas are developed around the site, client brief, privacy, orientation, streetscape and likely approval requirements. 4. Design Development and Approvals The preferred design is refined and coordinated with the required consultants and approval documentation. 5. Construction Documentation and Pricing Architectural details, engineering, specifications, selections and construction requirements are developed to support pricing and building delivery. 6. Construction Archbuild coordinates trades, consultants, materials, sequencing, quality and communication throughout the building stage. 7. Completion and Handover The completed dwellings are reviewed, outstanding contractual items are addressed and the relevant handover information is provided. Explore Our Design and Build Process Duplexes for Families and Property Owners A duplex can support several different ownership and living arrangements. It may allow two related families to live close to one another while maintaining separate homes. It may provide an opportunity for an owner to occupy one dwelling and sell or rent the other. Some owners may retain both residences as part of a longer-term property strategy. The architectural response should be shaped around the intended use from the beginning. A duplex intended for two generations of one family may prioritise internal connection, accessibility and complementary floor plans. A project intended for separate sale may place greater emphasis on independent identity, broadly appealing layouts and clearly separated services and outdoor areas. Archbuild does not provide financial or investment advice or guarantee a development outcome. Our role is to help clients understand the design, approval and construction pathway and to develop a carefully considered residential project. Designed and Built by Archbuild Archbuild brings architectural design, construction knowledge and project delivery together within one coordinated practice. This integrated approach allows planning, buildability, structure, services, material selection and construction cost to be considered while the duplex design is developing. It also provides greater continuity between the original architectural concept and the completed building. Details established during design can be followed through documentation, procurement, construction and final delivery. Archbuild can also provide construction services for duplex projects designed and approved by external architects or building designers, subject to review of the documentation, approvals, scope and project requirements. Current Duplex Project — Heritage-Sensitive Design on a Complex Site Archbuild is currently designing a custom duplex for a highly constrained site within a heritage context in Sydney. The architectural response uses traditional proportions, roof forms and detailing to respect the established streetscape, while providing contemporary family layouts, natural light, privacy and functional outdoor living for both residences. The project presents several significant planning, infrastructure and engineering challenges. A 132 kV overhead electricity transmission line crosses the site, requiring careful consideration of the transmission corridor, building placement, clearances, safety requirements and consultation with the relevant authorities. The property is also located on the lower side of the road, making stormwater disposal particularly complex. The proposed drainage solution relies on a downstream stormwater easement extending through multiple neighbouring properties, requiring coordination of engineering, legal access, authority requirements and the interests of affected property owners. These constraints have substantially influenced the building footprint, levels, access, landscape areas, services and overall design strategy. Archbuild has been engaged for both architectural design and construction, allowing planning, engineering, buildability, construction cost and approval requirements to be considered as one coordinated process. The project is currently progressing through the Development Application process and remains subject to planning approval and other required authority consents. Key Project Challenges Heritage-sensitive design A traditional architectural response developed to complement the established streetscape and heritage context. Overhead transmission infrastructure A 132 kV overhead electricity transmission line crossing the site, requiring specialist investigation, authority coordination and careful building placement. Complex stormwater disposal A property positioned below road level, with downstream drainage dependent on an easement crossing several adjoining properties. Integrated approvals and engineering Coordination between architectural design, planning, electrical-infrastructure requirements, civil and stormwater engineering, surveying, legal easements and construction planning. Project Details Project type: Custom duplex Architectural character: Heritage-sensitive traditional design Service: Architectural design and construction Status: Development Application pending Construction appointment: Archbuild engaged under a signed building contract, subject to approvals and pre-construction requirements Location: Sydney Hills, NSW A Design Process Shaped by Constraints This project demonstrates that successful duplex design involves much more than producing two attractive floor plans. The design has developed through detailed investigation of heritage character, transmission-line constraints, site levels, stormwater disposal, easements, neighbouring properties, access, privacy, landscaping and construction feasibility. Archbuild’s combined architectural and building expertise has allowed these matters to be considered together throughout the design process, reducing the separation that can otherwise occur between planning, engineering, documentation and future construction delivery. Frequently asked questions Duplexes and Townhouses Do both duplex dwellings need to have the same floor plan? No. The dwellings may be mirrored, similar or individually designed.Different layouts may be appropriate where one dwelling is intended for the owner and the other for extended family, rental or sale. The arrangement must still respond to the site, planning requirements, structure and overall architectural composition. Can a duplex be designed for two related families? Yes. A duplex can be designed for parents and adult children, siblings or other related households seeking proximity while retaining separate living arrangements.The design can consider accessibility, privacy, shared outdoor areas, complementary room arrangements and the potential for connection between the homes where permitted and appropriate. Can the two dwellings have different sizes and finishes? Potentially. The size, accommodation and level of finish can differ where the site, planning controls, structure and client objectives allow.These differences should be identified early because they can affect the building form, documentation, service arrangements and construction pricing. Can a duplex be built on a sloping site? Potentially, but slope can significantly affect excavation, retaining structures, driveway gradients, drainage, floor levels, access and construction cost.A sloping site may also create opportunities for split-level planning, views, separate entries or basement parking. The appropriate response depends on the property and engineering requirements. Can each duplex dwelling have its own street appearance? Yes. Each home can have an individual entry and identity while remaining part of one coordinated architectural composition.The degree of visual difference depends on the intended character, planning context, site width and overall design approach. Can the duplex dwellings be separately sold? This depends on the approval, subdivision arrangements, title structure and other legal and authority requirements applicable to the project.Clients should obtain appropriate planning, surveying, legal, taxation and financial advice before relying on a particular ownership or sale strategy. Start Your Duplex Project with Archbuild A successful duplex begins with understanding the property, planning context, intended use and likely construction pathway. Archbuild can assist with site assessment, architectural design, consultant coordination, approvals, construction planning and building delivery. Discuss Your Duplex Project View Our Projects

Discover the key structural features of Archbuild homes in Sydney. We specialise in innovative design and construction, utilising steel and concrete piles, elevated concrete slabs, steel frame construction, advanced concrete systems, double-glazed windows, and sustainable practices to build high-quality custom homes. Structural Quality and Construction Systems by Archbuild Discuss Your Project Archbuild is a Sydney architect-builder delivering luxury custom homes, major renovations and selected residential projects across Sydney Hills, the North Shore and Greater Sydney. This page explains some of the structural systems and construction methods Archbuild has used or may recommend, including piling, elevated concrete slabs, steel framing, lightweight concrete systems, double glazing and engineered solutions for sites affected by sewer assets. The appropriate construction system is selected for each project according to the site conditions, geotechnical information, structural engineering, architectural design, planning and authority requirements, energy-performance objectives, budget and client brief. Not every system described on this page is required or suitable for every home. Steel and Concrete Piling for Challenging Sites On sites where near-surface soil does not provide adequate support for the proposed building, the structural engineer may specify steel screw piles, bored concrete piles or another deep-foundation system. Piles transfer building loads through weaker ground to soil or rock strata with suitable bearing capacity. The type, depth, spacing and capacity of the piles are determined from geotechnical information, structural loads, site access and the engineer’s design. Archbuild has experience coordinating piling systems for custom homes and complex residential sites where ground conditions require more than a conventional shallow footing solution. Elevated and Suspended Concrete Slabs Depending on the site levels, soil conditions, drainage, access and architectural design, an elevated or suspended concrete slab may be used instead of a conventional slab-on-ground. Where piles are required, the slab and supporting beams can be engineered to transfer the building loads to the piling system. An elevated floor may also assist with site drainage, ventilation, service access and inspection beneath the building, depending on the design. Waterproofing, stormwater management, termite management and subfloor detailing remain separate design requirements and must be resolved for each project. Steel-Frame and Structural-Steel Construction Archbuild has used steel framing and structural-steel systems where they support the architectural design, structural spans, construction methodology and long-term performance objectives of the project. Steel can provide high strength, dimensional consistency and the ability to achieve long spans, cantilevers and slender structural elements. It is also resistant to rot and is not a food source for termites. Steel framing does not remove the need for termite-management measures, because termites can still enter a building and damage plasterboard linings, joinery and other cellulose-based materials. Steel must also be properly insulated and detailed to manage thermal bridging and condensation. The choice between steel, timber or a hybrid structural system is made project by project, in consultation with the structural engineer and other relevant consultants. Lightweight Concrete Floor and Wall Systems Where appropriate, Archbuild may use proprietary lightweight concrete systems, such as autoclaved aerated concrete for floors and walls construction. These systems can reduce structural self-weight while providing useful thermal, acoustic and fire-performance characteristics. Their performance depends on the selected product, panel thickness, reinforcement, insulation, joints, coatings and installation method. The complete system must be coordinated with the structural design, waterproofing, façade detailing, services and manufacturer’s technical requirements. Where a proprietary system is proposed, Archbuild considers its performance, buildability, availability, durability and compatibility with the overall architectural design. Brick, Masonry and External Wall Systems Brick, blockwork, lightweight concrete and framed cladding systems can each be appropriate when selected and detailed for the project. Brick veneer is a recognised residential construction system. Its performance depends on correct structural ties, cavity detailing, flashings, damp-proof courses, insulation, articulation joints, drainage and workmanship. Solid masonry can provide durability, thermal mass and acoustic benefits, but it also increases structural weight and embodied impacts. Brick veneer generally provides less internal thermal mass than reverse brick veneer or solid masonry because the brick layer is outside the insulated framed wall. Archbuild assesses external-wall systems according to architectural character, thermal and acoustic performance, structural requirements, moisture management, maintenance, embodied impacts, cost and buildability rather than recommending one material for every project. Double-Glazed Window Systems Archbuild commonly recommends double-glazed window systems where thermal comfort, energy efficiency, acoustic performance or condensation control are important project objectives. The performance of a window depends on more than the number of glass panes. Glass type, cavity width, frame material, thermal breaks, seals, opening type, installation quality, orientation and shading all affect the result. Window systems should therefore be selected using project-specific performance information, including U-value, solar heat-gain coefficient and acoustic ratings where relevant. Building Near or Over Sewer Assets Archbuild has experience working on residential sites affected by existing sewer infrastructure. Building over or close to a sewer asset requires project-specific investigation, authority requirements, structural engineering and careful coordination of the building foundations. Depending on the location, condition and ownership of the asset, an approved solution may involve maintaining required clearances, replacing part of the pipeline, concrete encasement, access provisions or engineered bridge beams that transfer building loads away from the sewer. Any proposed solution must be assessed and approved for the particular site before construction proceeds. Sustainability and Whole-of-Life Performance Archbuild considers sustainability as part of the relationship between architectural design, structural systems, material selection and construction delivery. Project decisions may consider orientation, passive solar design, shading, natural ventilation, insulation, glazing, thermal mass, operational energy, embodied impacts, durability, maintenance, water management and the potential for future adaptation. No single construction material is automatically the most sustainable choice in every situation. The appropriate solution depends on climate, site conditions, quantity of material, construction method, expected service life and the effect that the material has on the building’s ongoing energy use. As both architect and builder, Archbuild can consider these issues during design and continue coordinating them through documentation, procurement and construction. Learn more about Archbuild’s approach to sustainable home design Important note The construction systems shown on this page are examples of approaches used or considered by Archbuild. Final structural, geotechnical, waterproofing, energy, fire, acoustic and authority requirements are determined separately for each project by the relevant consultants, certifiers, manufacturers and approval authorities. Start Your Project with Archbuild If you are planning a luxury custom home, renovation or residential project, Archbuild can help guide the process from early design through approvals, construction and handover. Discuss Your Project

Explore Sans Souci, a French Provincial luxury home designed and built by Archbuild in Sydney, featuring elegant proportions, refined detailing and high-quality construction. Sans Souci — Modern French Provincial Luxury Home Discuss Your Project Sans Souci is a French Provincial luxury residence designed and built by Archbuild, created with a focus on classical proportions, refined detailing and elegant family living. The home brings together the timeless qualities of French Provincial architecture with the practical needs of contemporary residential life in Sydney. From the façade and roof form to the internal planning, finishes and construction detailing, Sans Souci reflects Archbuild’s integrated approach to design and building delivery. 1/2 A French Provincial Residence Designed and Built by Archbuild Sans Souci was developed as a luxury family home with a strong French Provincial character, generous living spaces and carefully considered architectural detailing. The residence balances elegance and practicality, combining formal design elements with comfortable everyday spaces. Archbuild’s role covered both the architectural design and construction, allowing the design intent, buildability and final detailing to be coordinated from the early stages through to completion. Project: Sans Souci Type: French Provincial luxury home Service: Design and build Status: Completed Location: Sydney Hills By: Archbuild Timeless French Provincial Design The design language of Sans Souci is based on balance, symmetry and carefully composed architectural elements. Traditional roof forms, elegant windows, refined entry detailing and a considered material palette help create a residence with a strong French Provincial character. Rather than relying on decoration alone, the home uses proportion, scale, form and detail to create a sense of lasting elegance. These qualities give Sans Souci a refined architectural presence while still supporting practical family living. Design Sketch by Mike Movaffaghi for Sans Souci Modern French Provincial Residence in Sydney. Elegant Living Spaces Designed for Family Life The interior planning of Sans Souci was shaped around both everyday family living and more formal entertaining. Generous living areas, a considered kitchen and dining arrangement, private bedroom zones and strong connections to outdoor spaces help create a home that is practical as well as elegant. The interiors were designed to feel refined, comfortable and enduring, with attention given to natural light, spatial flow, finishes, proportions and the way each space is used. Carefully Delivered Construction and Detailing As both architect and builder, Archbuild was able to coordinate the design intent with the construction process throughout the project. The building phase required attention to workmanship, sequencing, material selection, junctions, finishes and architectural details. This integrated approach helped ensure that the completed home reflected the original design vision while being carefully built and delivered on site. Outdoor Living and Garden Connection Outdoor living is an important part of the Sans Souci residence. The design considers how the internal living spaces connect with outdoor entertaining areas, gardens and private open space. This connection between inside and outside helps the home feel generous, liveable and suited to Sydney family life. Design and Build by Archbuild Sans Souci reflects Archbuild’s integrated approach to residential design and construction. By bringing architectural design and building expertise together, Archbuild was able to consider planning, buildability, materials, construction detailing and project delivery as part of one coordinated process. The result is a French Provincial luxury home that combines architectural character, practical family planning and carefully delivered construction. Related Services Architectural Design Bespoke architectural design for luxury custom homes, duplexes, townhouses, major renovations and boutique multi-unit projects. Explore Service > Design and Build A complete end-to-end service for clients who want one team to manage design, approvals, construction and delivery. Explore Service > Architectural Building Services High-quality construction for clients who already have architectural plans and need an experienced Sydney builder. Explore Service > Start Your French Provincial Home Design with Archbuild If you are planning a French Provincial home, luxury custom residence or architect-designed residential project, Archbuild can help you explore the design, feasibility and project pathway from the early stages. Discuss Your Project

Explore La Paix, a modern French Provincial home designed and built by Archbuild on Sydney’s North Shore, featuring refined detailing, light-filled interiors and indoor-outdoor living. La Paix — Modern French Provincial Home Discuss Your Project La Paix is a modern French Provincial residence designed and built by Archbuild on Sydney’s North Shore, bringing together classical warmth, soft contemporary detailing and practical family living. The home combines elegant proportions, refined architectural elements, generous interiors and a strong connection to outdoor living. From the façade and roof form to the kitchen, bedrooms, living spaces and garden connection, La Paix reflects Archbuild’s integrated approach to design and construction. 1/2 A Soft Modern Residence with French Provincial Character La Paix was designed as a contemporary family home with a French Provincial soul. The project balances classical influence with a softer modern expression, creating a residence that feels elegant, calm and liveable. Archbuild’s role covered both architectural design and construction, allowing the design intent, material selection, detailing, buildability and final delivery to be coordinated from the early stages through to completion. Project: La Paix Type: Modern French Provincial residence Service: Design and build Status: Completed Location: North Shore, Sydney NSW By: Archbuild Modern Living with French Provincial Soul The design of La Paix brings together traditional French-inspired character and contemporary residential planning. Soft neutral tones, balanced proportions, refined detailing and clean modern lines help create a home that feels both timeless and current. Rather than relying on heavy decoration, the design uses proportion, light, material selection and subtle detailing to create a calm and sophisticated residential character. Light-Filled Interiors and Refined Finishes The interiors of La Paix were designed to feel generous, warm and carefully resolved. Natural light, open living areas, refined finishes, bespoke joinery and considered material selections help create a home suited to both everyday living and entertaining. The kitchen, dining and living spaces are arranged to support connection and flow, while private areas of the home provide comfort, privacy and retreat. Garden Connection and Outdoor Living La Paix was designed to take advantage of Sydney’s indoor-outdoor lifestyle. Generous openings connect the internal living areas with the garden and outdoor entertaining spaces, helping the home feel open, private and connected to its landscape. This connection between interior spaces and the garden gives the residence a relaxed North Shore character, balancing refinement with everyday liveability. Carefully Delivered Design and Construction As both architect and builder, Archbuild was able to coordinate the design intent with the construction process throughout the project. The delivery of La Paix required careful attention to materials, detailing, glazing, internal finishes, joinery, sequencing and workmanship. This integrated approach helped ensure that the completed home reflected the original design vision while being practical and carefully built. Designed and Built on Sydney’s North Shore La Paix reflects the character of a refined North Shore residence, balancing privacy, natural light, indoor-outdoor living and elegant architectural detailing. Many North Shore homes require careful consideration of established streetscapes, site orientation, privacy, landscape connection and long-term family living. Archbuild’s integrated design and build approach allowed these issues to be considered from the early stages through to construction and completion. Design and Build by Archbuild La Paix reflects Archbuild’s approach to residential design and construction: creating homes that respond to the client, the site and the architectural character of the project. By bringing design and building expertise together, Archbuild can consider planning, buildability, materials, construction detailing and project delivery as part of one coordinated process. The result is a modern French Provincial home that combines architectural character, family liveability and carefully delivered construction. Related Services Architectural Design Bespoke architectural design for luxury custom homes, duplexes, townhouses, major renovations and boutique multi-unit projects. Explore Service > Design and Build A complete end-to-end service for clients who want one team to manage design, approvals, construction and delivery. Explore Service > Architectural Building Services High-quality construction for clients who already have architectural plans and need an experienced Sydney builder. Explore Service > Start Your Luxury Home Project with Archbuild If you are planning a modern French Provincial home, luxury custom residence or architect-designed project on Sydney’s North Shore or surrounding premium suburbs, Archbuild can help guide the process from early design through to construction and completion. Discuss Your Project

Amber is a minimalist luxury architect designed home in Sydney, designed and built by experienced architects and builders. Contact Archbuild to start your dream. Amber — Minimalist Architect-Designed Home Discuss Your Project Amber is a contemporary minimalist residence designed and built by Archbuild in Sydney’s inner suburbs. Created for a busy urban setting, the home brings together acoustic comfort, privacy, natural light and carefully planned family living. Clean architectural lines, a restrained material palette and refined interior detailing create a residence that feels calm, functional and sophisticated despite its active surrounding environment. 1/3 A Quiet Urban Residence Shaped by Minimalist Design Amber was designed to create a peaceful and private family home within a busy urban environment. The architectural response balances clean minimalist design with practical solutions for noise, privacy, thermal performance and efficient use of space. Archbuild delivered both the architectural design and construction, allowing the planning, material selection, acoustic performance, buildability and interior detailing to be coordinated as one complete process. Project: Amber Type: Minimalist architect-designed residence Service: Design and build Status: Completed Location: Sydney inner suburbs, NSW Key focus: Acoustic comfort, privacy and minimalist living By: Archbuild A Considered Response to a Busy Urban Site Amber’s location presented the challenge of creating a quiet and private residence near a busy road. The planning was developed to reduce the effect of external noise while preserving natural light, openness and comfortable family living. Bedrooms and primary living areas were positioned away from the more exposed parts of the site, while service spaces were used strategically to help buffer internal rooms from traffic noise. Privacy, orientation and the relationship between internal and external spaces were also considered carefully, helping the home feel protected without becoming enclosed. Acoustic Comfort Designed into the Home Acoustic performance was considered as part of the architecture rather than treated as a later addition. Double glazing, acoustic windows, insulation, carefully sealed openings and considered room placement help reduce external noise and create calmer internal spaces. Together, these elements allow Amber to function as a private retreat within its active urban setting. Minimalist Interiors with Warmth and Natural Light Amber’s interiors are defined by clean lines, uncluttered forms and a restrained combination of dark joinery, timber, stone and neutral finishes. The open-plan kitchen, dining and living areas create a connected family environment, while large openings and carefully positioned glazing bring natural light deep into the home. Although the overall language is minimalist, natural textures and warm material tones prevent the interiors from feeling cold or impersonal. The result is a home that feels refined, practical and comfortable. Performance-Focused Materials and Construction Amber combines architectural simplicity with materials selected for durability, thermal performance and acoustic comfort. Lightweight concrete external walls contribute to the home’s solid architectural expression while supporting insulation and noise reduction. Glazing, internal finishes and construction junctions were coordinated to maintain the minimalist design while meeting the practical demands of the urban site. As both architect and builder, Archbuild was able to consider how each material would perform, connect and contribute to the completed design. Natural Light and Indoor-Outdoor Living Large windows and glazed openings strengthen the relationship between the internal living spaces and the rear garden. This connection allows natural light to enter the home while giving the main family areas a greater sense of openness and space. The backyard provides a quieter counterpoint to the active street frontage, helping create a more private and relaxed residential environment. Designed and Built by Archbuild Amber reflects Archbuild’s integrated approach to architectural design and construction. By managing both stages, Archbuild was able to coordinate the home’s minimalist architectural language with its acoustic requirements, construction materials, interior detailing and site-specific challenges. The completed residence demonstrates how thoughtful architecture and construction knowledge can transform a constrained urban site into a calm, functional and carefully resolved family home. Related Services Architectural Design Bespoke architectural design for luxury custom homes, duplexes, townhouses, major renovations and boutique multi-unit projects. Explore Service > Design and Build A complete end-to-end service for clients who want one team to manage design, approvals, construction and delivery. Explore Service > Architectural Building Services High-quality construction for clients who already have architectural plans and need an experienced Sydney builder. Explore Service > Start Your Architect-Designed Home with Archbuild If you are planning a minimalist home, luxury custom residence or complex urban residential project, Archbuild can help guide the process from early design through construction and completion. Discuss Your Project

Explore selected Archbuild projects, including architect-designed homes, luxury custom residences, renovations and residential work across Sydney Hills and North Shore. Architect-Designed Homes and Residential Projects Explore a selection of Archbuild residential projects, including architect-designed homes, luxury custom residences, major renovations and boutique residential developments across Sydney. Each project reflects Archbuild’s integrated approach to architectural design, construction quality, buildability and carefully coordinated project delivery. Our portfolio includes work across Sydney Hills, North Shore and selected premium suburbs across Greater Sydney. Selected Residential Projects Archbuild’s portfolio includes luxury custom homes, architect-designed residences, major renovations and selected residential projects across Sydney Hills, North Shore and surrounding premium suburbs. Wilga Award-winning luxury residence designed and built by Archbuild, showcasing bespoke architectural design, refined detailing and high-quality construction. Explore Wilga Sans Souci A French Provincial-inspired residence with elegant interiors, detailed finishes and carefully coordinated architectural design and construction. Explore Sans Souci La Paix A luxury residential project shaped around lifestyle, proportion, privacy and carefully considered indoor-outdoor living. Explore La Paix Amber A contemporary custom home designed and built by Archbuild, combining architectural planning, family living and coordinated project delivery. Explore Amber Amelior A major renovation and extension project transforming an existing home with improved space, function and architectural quality. Explore Amelior Parisi A French Provincial-style home designed with classical proportions, refined detailing and a strong focus on residential character and quality. Explore Parisi In addition to the selected projects shown above, Archbuild has experience across custom homes, major renovations, extensions, duplexes, townhouses and boutique residential projects across Sydney. Start Your Project with Archbuild If you are planning a new custom home, renovation or residential project, Archbuild can help you understand the design, approval and construction pathway from the early stages. Discuss Your Project

Archbuild has an Environmental Sustainable Policy from the concept design to selection of the materials and construction methods to meet highest level of sustainability. Sustainable Home Design and Construction by Archbuild Discuss Your Project Environmental sustainability is a central part of Archbuild’s approach to architectural design and construction—not an optional feature added near the end of a project. For custom homes and major renovations across Sydney Hills, the North Shore and selected suburbs across Greater Sydney, we consider passive design, thermal performance, energy and water efficiency, landscape retention, material impacts, construction waste, durability and future adaptability from the early design stages through construction. The sustainability strategy for each project depends on its location, orientation, climate, existing vegetation, planning requirements, budget and client priorities. Not every measure described on this page is required or suitable for every home. Archbuild is committed to design and build environmentally sustainable homes that use less energy to heat and cool, and leave zero or low carbon footprint. We create robust homes that withstand forces of the harsh Australian environment and need minimum maintenance for decades to come. Architecture and Nature: The Wilga Residence Wilga demonstrates how a new home can respond to its established landscape rather than unnecessarily displace it. The design was developed around significant blue gum trees, with the building form, orientation and outdoor spaces carefully considered to retain established vegetation and strengthen the connection between architecture and nature. Environmental considerations also informed decisions relating to natural light, shading, water management, material selection and the long-term performance of the completed home. Energy and Thermal Performance Energy efficiency begins with the architecture and building envelope. Archbuild considers orientation, solar access, shading, glazing, insulation, thermal mass, airtightness and natural ventilation before assessing active systems such as heat-pump hot water, efficient heating and cooling, solar photovoltaic panels and, where appropriate, battery storage. Energy consultants can model the proposed design through BASIX and NatHERS, allowing the design, glazing, insulation and building systems to be tested and refined before construction. Archbuild aims to meet or exceed the applicable energy and thermal-performance requirements where practical and agreed as part of the project brief. Water Efficiency and Landscape Design Water efficiency is considered through the relationship between the building, landscape, fixtures, stormwater systems and household use. Depending on the site and approval requirements, rainwater may be collected and reused for garden irrigation, toilet flushing or other permitted non-potable purposes. Water-efficient fixtures and appliances can also reduce ongoing demand for potable water. Permeable surfaces, appropriate planting and water-sensitive landscape design may help reduce runoff and support on-site water management. The final approach depends on soil conditions, site levels, drainage, council requirements and the broader architectural design. Site and Environmental Management Environmental management during construction is developed according to the conditions and approval requirements of each site. Measures may include erosion and sediment controls, dust and noise management, protection of stormwater systems, responsible soil handling, spill prevention and appropriate storage and disposal of construction materials. Where site investigations identify contamination, acid sulfate soils, salinity or other environmental constraints, specialist advice and project-specific management measures may be required. Construction Waste Reduction Archbuild seeks to reduce construction waste through coordinated documentation, accurate material ordering, careful storage and the separation of suitable waste streams for reuse or recycling. Depending on the project and available facilities, separated materials may include timber, metal, masonry, plasterboard, cardboard and packaging. Waste-management requirements are coordinated with the construction program, site conditions, contractors and applicable council or approval requirements. The objective is to reduce unnecessary material use and minimise the volume of recoverable resources sent to landfill. Waste and Recycling During Occupation Sustainable home design also considers how waste and recycling will be managed after the residents move in. Practical kitchen storage, accessible bin locations and appropriate areas for general waste, recycling and organic material can make household separation easier. Where suitable and supported by local collection arrangements, space may also be provided for composting or food-organics systems. Waste-storage areas should be convenient to use while remaining appropriately screened and integrated with the architecture and landscape. Durability and Whole-of-Life Performance Durability is an important component of environmental sustainability. Archbuild considers material life, weather exposure, maintenance requirements, repair access, replaceability and the ability of the home to adapt to changing needs over time. Well-selected materials and carefully resolved construction details can help reduce premature deterioration, unnecessary replacement and waste. The aim is to create homes that remain functional, comfortable and architecturally relevant over the long term. Product and material warranties vary according to the manufacturer, supplier, installation requirements and project contract. Materials and Embodied Environmental Impact The environmental impact of a home includes not only the energy used during occupation, but also the materials used to construct it. Archbuild considers structural efficiency , material quantities, durability, responsible sourcing, transport, construction waste and the potential for materials to be maintained, repaired, reused or recycled. Material selection is assessed as part of the complete building rather than through assumptions that one material is always more sustainable than another. Structural performance, thermal behaviour, service life, maintenance and operational energy must be considered together. Read more on Archbuild key building aspects Project-specific sustainability The measures described on this page are examples of Archbuild’s environmental design and construction approach. The final strategy for each project depends on its site, architectural design, approval requirements, BASIX and NatHERS assessment, consultant advice, budget, selected materials and client priorities. Plan a More Sustainable Home with Archbuild If you are planning a custom home or major renovation and want environmental performance considered from the beginning, Archbuild can help integrate sustainability with the architectural design, approval requirements and construction process. Discuss Your Project

Archbuild provides design and build services in Sydney for luxury custom homes, renovations and residential projects, from early design through construction and handover. Design and Build Services for Luxury Homes in Sydney Archbuild provides integrated design and build services in Sydney for clients who want one experienced team to guide their project from early design through approvals, construction and final handover. As both architects and builders, we bring design thinking, construction knowledge and project delivery together from the beginning. This helps create homes that are not only carefully designed, but also practical to build, coordinated and delivered with attention to detail. Our design and build service is suited to luxury custom homes, architect-designed residences, major renovations, duplexes, townhouses and selected boutique residential projects across Sydney Hills, North Shore and surrounding premium suburbs. Discuss Your Project A Complete Design and Build Pathway Building a custom home or major residential project involves many connected decisions. Design quality, planning controls, structural requirements, site conditions, materials, budget and construction methodology all affect the final outcome. Archbuild’s design and build approach allows these issues to be considered together from the early stages of the project. Instead of separating the design team from the builder, we provide one coordinated pathway from concept to completion. This integrated process can help reduce communication gaps, improve buildability, manage cost expectations earlier and give the project a clearer direction before construction begins. Why Choose a Design and Build Service? A design and build service is useful when you want one team responsible for both the design vision and the construction delivery. At Archbuild, architectural design and building expertise work together from the beginning. This means the home is designed with a clear understanding of how it will be approved, documented, built and delivered on site. This approach is especially valuable for high-quality residential projects where the site, planning controls, structure, finishes and construction details need to be carefully coordinated. Key benefits One coordinated team from design to construction Better alignment between design intent and buildability Earlier consideration of construction cost and complexity Fewer communication gaps between consultants and trades A clearer process for clients Stronger coordination between approvals, documentation and building work Our Design and Build Process 1. Initial Consultation We begin by understanding your site, goals, lifestyle, budget expectations and preferred project pathway. This early discussion helps identify whether your project is best suited to a new custom home, major renovation, extension, duplex, townhouse or boutique residential development. 2. Site Review and Feasibility Before design work progresses too far, we consider the site conditions, planning controls, access, slope, trees, privacy, orientation and likely construction challenges. This helps the design respond to both the client brief and the practical realities of the land. 3. Concept Design Archbuild develops the early design direction, including the overall layout, form, spatial planning, architectural character and relationship between indoor and outdoor areas. At this stage, we also consider buildability, structure, material selection and the likely construction pathway. 4. Design Development and Documentation Once the design direction is agreed, the project moves into more detailed design and documentation. This may include consultant coordination, planning documentation, construction drawings, specifications, engineering input and coordination with relevant approval pathways. 5. Approvals and Pre-Construction Planning Archbuild can assist with coordinating the approval and pre-construction stages, helping the project move from design into a buildable and deliverable form. This stage may include council approval, CDC pathways where applicable, consultant coordination, pricing review, construction planning and program considerations. 6. Construction and Project Delivery During construction, Archbuild manages the building work with a focus on quality, coordination, communication and attention to detail. Our team considers sequencing, trade coordination, materials, workmanship, site conditions and the architectural intent of the project. 7. Completion and Handover At completion, the focus is on final quality, finishing details, handover and ensuring the home is ready for occupation and long-term use. Projects Suited to Design and Build Archbuild’s design and build service is best suited to clients seeking a considered residential project rather than a standard volume-build outcome. Luxury Custom Homes New homes designed specifically around the client, site, lifestyle and architectural direction. Major Renovations and Extensions Transformations of existing homes where design, structure, construction staging and liveability need to be carefully considered. Duplexes and Townhouses Boutique residential projects where planning controls, site efficiency, construction cost and market expectations need to be balanced. Boutique Residential Developments Selected residential projects requiring architectural input, feasibility thinking and coordinated construction delivery. Design and Build Across Sydney Hills and North Shore Archbuild works across Sydney, with a strong focus on Sydney Hills, West Pennant Hills, Castle Hill, Beecroft, Pennant Hills, Cherrybrook, Dural, Wahroonga, North Shore and selected premium suburbs across Greater Sydney. Many residential projects in these areas involve established neighbourhoods, sloping sites, protected trees, privacy considerations, planning constraints and high expectations for design quality. Our integrated design and build approach allows these issues to be considered early, helping clients move forward with greater clarity and confidence. Design Quality and Construction Knowledge Together A successful design and build project requires more than producing drawings and then pricing the work. It requires continuous coordination between the architectural idea and the practical building process. Materials, structure, junctions, detailing, construction sequencing and site constraints all need to be understood before the project reaches site. Archbuild brings these considerations together so the final home can be carefully designed, buildable and delivered with construction knowledge behind each major decision. Frequently Asked Questions What is design and build? Design and build is a project delivery approach where one team manages both the design and construction stages. For residential projects, this can help improve coordination between architectural design, approvals, documentation, pricing, construction planning and building work. Is design and build suitable for luxury custom homes? Yes. Design and build can be particularly useful for luxury custom homes because design quality, construction detailing, budget expectations and site conditions need to be considered together from the early stages. Can Archbuild help if I only have an idea and no drawings? Yes. Archbuild can assist from the early idea stage, including site review, feasibility advice, concept design, approvals, documentation and construction. This allows buildability, planning controls, construction cost and project delivery to be considered before the design progresses too far. Can Archbuild design and build renovations or extensions? Yes. Archbuild provides design and build services for major renovations and extensions where architectural design, structural coordination, construction staging and careful delivery are important. How is design and build different from hiring an architect and builder separately? In a traditional process, the architect and builder are often engaged separately. With Archbuild’s design and build approach, design and construction knowledge are brought together earlier. This can help improve buildability, reduce communication gaps and give the project a clearer pathway from concept to completion. Where does Archbuild provide design and build services? Archbuild provides design and build services across Sydney, with a strong focus on Sydney Hills, North Shore and selected premium residential suburbs across Greater Sydney. View All Frequently Asked Questions Start Your Design and Build Project with Archbuild If you are planning a luxury custom home, major renovation, duplex, townhouse or residential project, Archbuild can help guide the process from early design through to construction and handover. Discuss Your Project

Archbuild provides architectural building services in Sydney for luxury custom homes, major renovations, duplexes, townhouses and architect-designed residential projects. Construction Services for Architect-Designed Homes Building an architect-designed home requires more than standard construction experience. These projects often involve detailed documentation, custom materials, complex structural requirements, high-quality finishes and careful coordination between consultants, trades and suppliers. Archbuild understands the level of care required to deliver architectural residential projects. Our team works with drawings, specifications, engineering details and consultant documentation to coordinate the building process and achieve a high-quality result on site. We can work with clients, architects, engineers and interior designers to deliver the construction phase of a residential project with clear communication and disciplined project management. What We Build Archbuild provides construction services for a range of residential projects across Sydney, including: Luxury Custom Homes High-quality construction for bespoke homes designed around the client, the site and the architectural brief. Architect-Designed Residences Construction of homes prepared by architects, building designers or other design professionals. Major Renovations and Extensions Complex residential alterations and additions requiring careful coordination with the existing building. Duplexes and Townhouses Construction services for boutique residential development projects, including duplex and townhouse projects. Why Choose Archbuild as Your Builder? Construction Experience Archbuild brings more than two decades of residential building and project delivery experience to complex home projects. Architectural Understanding We understand the importance of design intent, detailing, proportions, materials and finish quality in architect-designed homes. Buildability Focus Before construction begins, we review the documentation to identify practical construction issues, coordination gaps and opportunities to improve delivery. Quality Control Our building process focuses on workmanship, sequencing, supervision and attention to detail throughout the construction phase. Clear Communication We keep clients informed during the build and work to maintain a clear line of communication between the client, consultants and construction team. Project Coordination Luxury residential construction involves many moving parts. Archbuild coordinates trades, suppliers, consultants and site activities to keep the project moving forward. 1. Documentation Review We review the architectural drawings, engineering, specifications and consultant information to understand the project requirements. 2. Buildability and Cost Review We assess construction practicality, site constraints, material selections, construction sequencing and likely cost implications. 3. Construction Planning We prepare for the build by coordinating trades, suppliers, program requirements, site access and construction methodology. 4. Site Works and Construction Our team manages the construction phase, including site preparation, structure, services coordination, finishes and quality control. 5. Communication and Progress Updates We provide regular updates during the project so the client remains informed throughout the construction journey. 6. Completion and Handover At completion, we manage final checks, defects, documentation and handover so the project can be delivered properly. Our Building Process Archbuild provides residential building services across Sydney, with a strong focus on the Sydney Hills District, West Pennant Hills, Castle Hill, Beecroft, Pennant Hills, Wahroonga, the North Shore and surrounding premium residential suburbs. Many luxury residential projects in these areas involve established neighbourhoods, sloping sites, difficult access, detailed finishes, planning conditions and high expectations for construction quality. Archbuild’s building experience allows us to manage these challenges with care and practical knowledge. Builder Services Across Sydney Frequently Asked Questions FAQ Can Archbuild build from plans prepared by another architect? Yes. Archbuild can provide build-only services for clients who already have architectural plans prepared by another architect or designer. Does Archbuild only build luxury homes? Archbuild focuses on high-quality residential projects, including luxury custom homes, major renovations, duplexes, townhouses and boutique residential developments. Can Archbuild review my plans before construction? Yes. We can review your documentation for buildability, construction coordination, cost considerations and practical site issues before the project starts. Does this service include architectural design? This page is focused on construction services. If you need both design and construction, Archbuild also offers a complete design-and-build service. Where does Archbuild provide builder services? Archbuild works across Sydney, with a strong focus on the Sydney Hills District, North Shore and surrounding premium residential suburbs. Ready to Build Your Architect-Designed Home? If you already have plans and are looking for an experienced Sydney builder to deliver your project, Archbuild can help. Speak with our team about your drawings, site, budget and construction pathway. Contact Archbuild