More Space. More Comfort. More Value.
Whether it’s a second storey, an extra bedroom, or an expanded living space, our team delivers additions that integrate perfectly with your existing home. We take care of the complexities such as structural work, approvals, and design flow so you can focus on enjoying the extra room.
Bathroom renovations
done in 4 weeks*
Kitchen renovations
done in 5 weeks*
Non-structural renovations
done in 12 weeks*
Seamless Additions Designed for the Way You Live
Whether you need more space, extra functionality, or added value — we design and build home additions that enhance your lifestyle and vision.
Seamless Integration
Seamless integration with your current home. Extensions and renovations are designed to blend effortlessly with your existing home, so the new spaces feel like they’ve always belonged. No awkward joins — just a cohesive, considered finish.
Project Management
End-to-end project management. From the first design meeting to the final handover, we handle every stage with clear communication and careful coordination, making the process simple, transparent, and stress-free.
Functional Designs
Practical solutions for growing families or investments. Whether you need more room for a growing family or want to maximise rental and resale potential, we deliver smart, functional designs that balance lifestyle needs with long-term value.
Our Clients Say It Best
"Outstanding customer care! We had an amazing experience with Dave and his team, they delivered the project in a timely manner with outstanding results! Highly recommend this company! Thank you Bastruct!"
Angela Day
"I recently had the pleasure of working with Dave and his team for some home renovations and I couldn’t be more impressed with their work. From start to finish, the team was professional, reliable, and extremely knowledgeable."
Connie Klonis
"Bastruct exceeded all expectations and went above and beyond in a professional and friendly manner during our renovations. Thank you."
Maria Beron
Before & After:
A Lifestyle-Driven Transformation
Bastruct made the entire process seamless — from start to finish, they delivered exactly what they promised.” – Sarah, Hornsby
Why Sydney Homeowners Trust Bastruct for Their Home Additions
We don’t just build additions — we create better ways to live. Our reputation is built on integrity and quality — not profit margins.
On-time, on-budget guarantee — peace of mind from day one.
Fixed-price quotes — no surprise costs, ever.
Professional, respectful trades — we value your time and home
Tailored process — every renovation is unique, and so are you.
Industry leaders — advanced diploma in construction & national experience.
Ready to Start Your Addition?
Let’s turn your vision into reality — with a process built on trust, quality and results.
A Proven Process That Keeps You in Control
No confusion. No hidden costs. Just a transparent, step-by-step experience that delivers every time.
01
Consultation
Tell us your goals and style.
02
Design
We craft a plan that suits your space and budget.
03
Build
Our trusted trades bring your project to life.
04
After Care
We stay in touch to ensure you’re 100% satisfied.
Additions Backed by Experience and Integrity
With over 25 years of experience and a culture that puts people and process first, Bastruct Constructions delivers home additions that exceed expectations — not budgets.
25+ YEARS EXPERIENCE
LICENSED & INSURED IN EVERY STATE
(EXCL. NT & TAS)
WOMEN IN CONSTRUCTION AMBASSADORS
Got Questions? We’ve Got You Covered
Yes, we’re fully licensed and insured builders in NSW. All our trades are qualified and covered by public liability and workers’ compensation insurance.
Yes. We can work with your existing plans or connect you with trusted designers and architects.
A typical ground-floor extension takes around 3–6 months, while a second-storey addition may take 6–9 months, depending on scope and weather conditions.
Payments are made in stages, aligned with your project milestones. All details are outlined in your building contract.
Absolutely. All work is covered by the NSW Home Building Compensation Fund and our own workmanship guarantee.
An extension expands your home’s footprint (e.g. adding a new room at ground level), while an addition adds another storey or vertical space.
Yes. We specialise in second-storey additions, including structural engineering, stair integration, and roofline matching to ensure it looks seamless.
In most cases, yes — especially if it adds bedrooms, bathrooms, or living space. We can help guide design decisions that maximise resale value.
Before any work begins, our engineers assess your home’s foundations and framing to confirm it can safely support a second-storey load.
For large or structural additions, it’s often best to vacate temporarily for safety and efficiency. We’ll advise you based on your specific project.
Absolutely. We can help modernise your existing home while keeping its character intact — blending new materials, energy-efficient upgrades, and timeless design.
Let’s Bring Your New Addition to Life
Get your free consultation and discover how simple your new addition can be.
