Licensed Builder Company
Licensed Knockdown Rebuild & Renovation Experts in Sydney
From demolition to dream home
we deliver stress-free
custom-built solutions


About Ksquare
A Trusted Builder Backed by Experience & Certification
Ksquare is a licensed and insured building company in NSW, specialising in knockdown rebuilds, custom home extensions, and full-scale renovations. We serve homeowners, investors, and new migrants across Sydney.
✅ Fully Licensed & Insured
✅ One-Stop Service: Design, Approval, Build
✅ Tailored Solutions for Families & Developers
✅ Trusted by Locals & New Migrants
Our Services
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Knockdown Rebild
Start fresh with a brand new home
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Home Extension
Add space and value without moving
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Interior Renovation
Upgrade kitchens, bathrooms & interiors
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Pre/Post- Sales Packages
Renovate before you sell or after you buy
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New Migrant Packages
One-stop service for new arrivals
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Commercial Fitouts
Brand-ready retail & office transformation
Why Ksquare
✅ Fully Licensed & Insured
✅ Knockdown Rebuild & Council Approval Experts
✅ Seamless Project Management from Start to Finish
✅ Bilingual Team: English + 中文
✅ Trusted by Homeowners & Investors Across Sydney
✅ One-Stop Service from Purchase to Renovation
🧱 Ksquare FAQ
🔹 Q1: What is a knockdown rebuild and is it better than renovating?
A:
A knockdown rebuild means demolishing your existing home and building a brand new one in its place. It’s often more cost-effective and modern than renovating, especially for older houses that need major upgrades.
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🔹 Q2: How long does a knockdown rebuild take in Sydney?
A:
On average, a knockdown rebuild takes 6 to 12 months, including design, council approvals, demolition, and construction. Timeline varies based on site conditions and scope.
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🔹 Q3: Do I need council approval for home extensions?
A:
Yes. Most home extensions in NSW require Development Approval (DA) or a Complying Development Certificate (CDC). We help you handle all the paperwork.
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🔹 Q4: I just bought a house in Sydney – can I rebuild or renovate it immediately?
A:
Absolutely. Many of our clients are new homeowners or migrants. We provide tailored packages to help you assess the site and start planning your rebuild or renovation right away.
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🔹 Q5: How much does a knockdown rebuild cost in NSW?
A:
Costs vary depending on block size, design, and finishes. On average, a knockdown rebuild in Sydney starts from $350,000+. Contact us for a tailored quote.
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Ready to Start Your Rebuild or Renovation?
Let us help you estimate your budget and timeline