Home Extensions in Sydney, Seamless, Smart, & Built to Fit Your Life
What We Deliver
Whether your family is growing or your layout no longer works, we help you reimagine your home with an extension that feels like it was always part of the plan. From extra bedrooms to new living spaces, we design and build extensions that flow with your existing home and elevate the way you live.
See Our Work
From front-facing rooms to spacious rear extensions, here are a few of our recent projects completed across Sydney
Why Choose Grand Build Projects for Your Custom Home
Your extension will blend beautifully — not bolt on
We make it feel like it was always part of the home.
Smart layouts tailored to your needs
More space, better flow, and functional living.
Experience with Sydney’s rules and approvals
We handle council requirements and navigate the process for you.
Fixed pricing with detailed scope
You’ll know exactly what’s included. No confusion or costly surprises.
Ready to Extend Your Home?
Let’s turn your existing home into your forever home with an extension that adds space, light, and lasting value.
No obligation. Just honest advice from a builder who listens.
Bringing Homes to Life
One Build at a Time
From full custom homes to smart extensions and upgrades, every project we deliver is built with precision, care, and your lifestyle in mind.
Custom Home Builds
We design and build homes that reflect your lifestyle, block, and long-term needs.
From first sketch to final handover, you’ll work directly with a trusted builder — not a salesperson.
Every Grand Build home is one of a kind and built to last.
Custom Home Builds
We design and build homes that reflect your lifestyle, block, and long-term needs.
From first sketch to final handover, you’ll work directly with a trusted builder — not a salesperson.
Every Grand Build home is one of a kind and built to last.
Home Extensions
Love your location but need more room? We create seamless extensions that blend perfectly with your existing home — adding valuable space, light, and functionality without the stress of moving.
Second Storey Additions
Add an entirely new level of space, light, and flexibility with a second-storey addition. Our structural approach ensures the new space looks and feels like it’s always been there — not an afterthought.
Second Storey Additions
Add an entirely new level of space, light, and flexibility with a second-storey addition. Our structural approach ensures the new space looks and feels like it’s always been there — not an afterthought.
Kitchen & Bathroom Upgrades
Looking to update the heart of your home? We deliver high-quality kitchen and bathroom renovations with timeless design and functional flow — all while keeping your project on time and budget.
Built with care.
Backed by 3 generations of experience.
