Inner West Builders Sydney | Home Extensions & Renovations

Downtown Building is Sydney's trusted Inner West builder, delivering premium home extensions, renovations, and knockdown rebuilds across the Inner West. As experienced Inner West home builders servicing suburbs including Ashfield, Burwood, Leichhardt, and Marrickville, we combine in-house Design & Construct expertise with transparent fixed-price quoting. Whether you're planning a second-storey addition, granny flat, or complete home renovation, our Inner West builders deliver quality construction with complete cost certainty.

As trusted builders in the Inner West, we offer a Fixed-Price Guarantee for your projects. Our expert team guides you through the planning, approvals, and budgeting process to ensure your custom home, renovations, or home extensions are delivered on time. We handle council applications and drawing approvals, coordinate with professionals such as architects, engineers, and private certifiers when required, and organize Construction Certificates to get your project started smoothly. With our team managing these crucial steps, you can be confident that your project is set up correctly from day one.

During the build, Downtown Building ensures your project runs smoothly from start to finish. Our team of builders in the Inner West coordinates all trades, monitors quality control, and keeps you informed at every stage. With our in-house Design & Construct team involved, any adjustments or refinements to the plans for your home extensions or renovations can be managed quickly and accurately on-site. 

Key elements of our Build & Deliver process include: 

Trade coordination: Scheduling and managing all subcontractors to maintain efficiency and meet timelines. 

Quality assurance: Ongoing inspections and oversight to ensure workmanship meets the highest standards. 

Design integration: Our in-house designers collaborate with builders to address any on-site adjustments, ensuring the original vision is maintained. 

Communication updates: Regular progress reports and site meetings keep you informed and confident in the process. 

Budget and timeline tracking: We closely monitor costs and schedule milestones to prevent overruns and delays. 

With Downtown Building, your renovation, extension, or new build is delivered on time, on budget, and to your exact specifications, combining construction expertise with seamless design integration.