No. 1 Building Services - Building Inspection & Certification

No. 1 Building Services - Building Inspection & Certification No1 Building Services Pty Ltd
Your trusted unrestricted building certifier across NSW.

We handle all classes of buildings – residential, commercial and industrial

✅ Building approvals
✅ CC / CDC / OC
✅ BCA / NCC compliance
✅ Site inspections & reports

03/06/2026

Imagine paying hundreds of thousands for a new home, only to find out the walls don't even sit on the foundation correctly. 💔🏡

📱 Don't wait until it's too late; Call 0421 936 489 to lock in your stage inspection! Have you checked your frame lately?

01/06/2026

Would you move into a brand new house missing termite protection? 🐜❌

This new construction is missing two crucial items: a Damp Proof Course and a Termite Management Sheet. Without them, it’s a non-compliant, defective build.



29/05/2026

How did this even get approved?! 🤯🔍

27/05/2026

Imagine buying your dream home only to deal with a massive roof leak a few years later. 😱🌧️

Take a look at how this innocent-looking roof section is actually storing water. It's a small mistake now, but a huge headache later.

What's the worst construction fail you’ve ever seen? Tell us your horror stories in the comments! 👇

22/05/2026

Before any construction begins, making sure the footing matches the engineering plan is one of the most important steps. 🏗️
From inspections to certifications, No.1 Building Services is here to help you from start to finish.

20/05/2026

Need hassle-free building approvals? Number One Building Services has you covered.

From residential builds to major commercial projects, our unrestricted certifiers handle everything from approvals to final inspections.

👉 DM us or visit our website to connect with our team.

20/05/2026

If your frame is not straight, your wall won't be straight.

19/05/2026

What’s causing these ceiling stains in a brand-new home? 👀💧
The leak source might not be where you expect.

17/05/2026

Even small construction defects should never be overlooked. 🏠Inconsistent mortar work was found during a handover inspection.
1 Building Services

15/05/2026

Ever wondered what happens before the concrete pours? 🚛💨

Address

Somerville Road, Hornsby Height
North Sydney, NSW
2060

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