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Sydney bathroom · kitchen · extension specialists

Renovations done in 4 weeks. Guaranteed for 10 years.

HighGrade Renovations designs and builds stunning bathrooms, kitchens and home extensions across Sydney. See your new space in 3D before we start — and visit our showroom to touch every tile, tap and finish first.

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4wk
start to finish
10yr
warranty

What we do

Three services. One trusted team.

Compact renovated ensuite bathroom with walk-in shower and wall-hung vanity

Bathroom renovations

Complete transformations sealed with our advanced waterproofing membrane — and backed by a 10-year warranty.

Explore bathrooms →
Renovated modern kitchen with sage cabinetry and stone benchtop

Kitchen renovations

Custom kitchens designed around how you live. Quality cabinetry, stone benchtops — planned in 3D and built to last.

Explore kitchens →
Modern rear home extension with open living space in a Sydney suburb

Extensions & building

Home extensions, second storeys and structural additions — with architectural plans and full project management.

Explore extensions →

Why choose us

Why Sydney homeowners choose HighGrade Renovations

10-year warranty

We stand behind every renovation — including waterproofing — for a full decade. Most builders offer far less.

Finished in 4 weeks

A proven process gets your renovation done in around 4 weeks, start to finish. No trades disappearing mid-job.

Free 3D drawings & plans

See your finished renovation before work begins. Refine layouts, colours and finishes with zero guesswork.

Bathroom showroom

Don't choose tiles from a catalogue. See the actual tapware, tiles and vanities going into your home.

Advanced waterproofing

Our high-performance membrane formula exceeds Australian Standards — and it's covered by our warranty.

Clear communication

A dedicated project manager keeps you updated at every stage — schedules, progress photos and daily details.

Our process

Your renovation in 4 simple steps

Free consultation & quote

We visit your home, measure up and provide a detailed, transparent quote. No hidden costs, no pressure.

3D design & showroom

We create 3D drawings of your new space, then you hand-pick tiles, tapware and finishes at our showroom.

The 4-week build

Licensed team, fixed schedule, daily site management. Rubbish removed regularly — no skip bin out front.

Handover & warranty

Final quality inspection, full walkthrough and your 10-year warranty certificate handed over.

See it before you buy it

Choosing tiles from a photo is risky. Visit our Sydney showroom to see, touch and compare the exact hardware, tiles and designs that will go into your renovation.

Visit Showroom

📍Unit 7/136 Adderley St W, Auburn NSW 2144, Australia · Open Mon–Sat 9am–5pm

Bathroom renovation showroom with tile displays and vanity units

Reviews

What our clients say

★★★★★

Our bathroom was completely finished in under 4 weeks, exactly as promised. The 3D design meant zero surprises.

[Name], [Suburb]
★★★★★

Visiting the showroom made all the difference. We changed our tile choice after seeing it in person.

[Name], [Suburb]
★★★★★

Professional from day one. Constant updates, and the site was left clean every single day.

Frequently asked questions

How long does a bathroom renovation take in Sydney?
Most of our bathroom renovations are completed in around 4 weeks from start to finish. Kitchens typically take a similar timeframe depending on scope. We give you a fixed schedule before work begins.
How much does a bathroom renovation cost in Sydney?
Costs vary based on size, materials and layout changes. We provide a free, detailed, no-obligation quote after visiting your home — with transparent pricing and no hidden extras.
Do you provide 3D designs?
Yes. Every project includes 3D drawings and architectural plans so you can see exactly how your renovation will look — and make changes — before construction starts.
What does your 10-year warranty cover?
Our 10-year warranty covers workmanship, including waterproofing. All work also complies with the Home Building Act 1989 (NSW) and Australian Consumer Law.
Do you handle everything, or do I need to organise trades?
We manage everything: demolition, plumbing, electrical, tiling, waterproofing, carpentry and rubbish removal. One team, one contract, one point of contact.
Are you licensed and insured?
Yes. We're fully licensed NSW builders with complete insurance coverage. Our licence number is included in all paperwork and can be verified via NSW Fair Trading.

Ready to love your home again?

Get a free consultation, a detailed quote and a 3D design of your new space — with zero obligation.

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10-year warranty · Licensed & insured · Free 3D design

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