Montclair Build Co are residential builders in Sydney delivering end-to-end building and construction services with clear communication, quality workmanship, and reliable project delivery. From consultation and design coordination to approvals and final handover, we manage each stage so your project stays on track.
Whether you’re planning a new home, renovating, or upgrading a residential property, we tailor the scope to your goals and budget—providing transparent timelines, detailed estimates, and finishes that add long-term value.
We specialize in:
Custom-built homes designed to match your lifestyle and vision.
End-to-end oversight ensuring quality, and budget control.
Functional, stylish, and durable spaces that enhance business performance.
Innovative layouts and tailored solutions to bring your ideas to life.
At Montclair Build Co, we believe building and renovating should be an exciting journey — not a stressful one. That’s why we’ve simplified the entire process, giving you confidence and clarity every step of the way. Whether you’re upgrading a single room, extending your home, or constructing an entirely new property, our team manages everything with precision and care.
Stress-free process from start to finish – We handle planning, approvals, and project management so you can relax while we bring your vision to life.
Clear timelines and transparent budgets – No hidden costs, just honest communication and a well-structured plan that keeps your project on track.
Premium materials and skilled craftsmanship – From foundations to finishes, we use only trusted materials and proven building techniques for long-lasting results.
Ongoing support and maintenance – Our service doesn’t stop at handover. We’re here to provide aftercare, advice, and maintenance for years to come.
As residential builders in Sydney, we work across greater Sydney and surrounding suburbs. If you’re unsure whether we cover your area, call us on 0404 467 516.
Inner West – Renovations, extensions and structural upgrades
Eastern Suburbs – Quality builds and high-end finishes
North Shore – New builds, additions and second storey work
Northern Beaches – Home improvements with careful planning
Sutherland Shire – Extensions, rebuilds and renovations
Western Sydney – End-to-end building and construction services
Custom new home construction – Tailored builds designed for your lifestyle and block.
Major renovations and structural upgrades – Smart improvements that add long-term value.
Home extensions and second storey additions – More space without moving.
Commercial fit-outs and refurbishments – Practical spaces built for performance.
Design coordination, approvals, and project management – End-to-end support to keep things moving.
1) Initial call & project goals – We learn what you’re building, your timeline, and budget range.
2) Site visit & feasibility – We assess access, existing structure, and any key constraints.
3) Design coordination – We coordinate plans and scope so everything is ready to price properly.
4) Detailed estimate – Transparent pricing with clear inclusions and realistic allowances.
5) Approvals (DA/CDC where required) – We help manage approvals and compliance steps.
6) Construction & project management – Scheduled trades, quality checks, and regular updates.
7) Handover & aftercare – Final walkthrough, fixes if needed, and ongoing support.
We specialize in residential homes, commercial properties, renovations, extensions, and outdoor structures—delivering high-quality results for projects of all sizes.
We provide transparent estimates based on your design, materials, and scope—so you understand the budget clearly before construction begins.
Yes. We manage permits and approvals and work with councils/certifiers to keep your project compliant and progressing.
We use trusted materials, experienced trades, and structured quality checks while following safety and compliance requirements throughout the build.
We service most areas across Sydney including the Inner West, Eastern Suburbs, North Shore, Northern Beaches, Sutherland Shire, and Greater Western Sydney. If you’re unsure whether we cover your suburb, just give us a call.
Many projects in Sydney require either a Development Application (DA) or a Complying Development Certificate (CDC). We help determine the correct approval pathway and assist with the process to ensure compliance with NSW regulations.
Timeframes vary depending on project scope, approvals, and site conditions. Smaller renovations may take a few weeks, while new builds and extensions can take several months. We provide realistic timelines before construction begins.
Yes. We manage ground floor extensions, second storey additions, and structural upgrades. Our team assesses feasibility, manages approvals, and delivers extensions that integrate seamlessly with your existing home.
