Top 10 Builders in Dandenong, Victoria
There are currently 10 highly-rated building businesses in Dandenong, Victoria listed on TradeRefer, with an average Google rating of 5.0★ across 284 verified reviews. The 10 listed below are ranked from highest to lowest rating, all ABN-verified and community-recommended.
Ranked #2026
By Google Rating
5.0★ Avg Rating
284 Google reviews
100% Verified
ABN & Licence Checked
10 Businesses
In Dandenong
Top 10 Building in Dandenong — Ranked by Customer Rating
Compare the highest-rated building in Dandenong, Victoria. All businesses listed are ABN-verified and surfaced without paid placement.

Extensions Unlimited
Our Home Extension Services in Melbourne With 30 years under our belt we bring a wealth of experience with each successive extension project we embark on.

Extensions Unlimited
Extensions Unlimited is a highly rated building business serving Dandenong and surrounding areas in VIC. With an outstanding 5-star rating from 67 customer reviews, they are one of the top-rated building providers in the area. Contact Extensions Unlimited today — call +61 3 9792 1966 or visit their website for a free quote.

JSG RENOVATIONS
JSG RENOVATIONS is a highly rated building business serving Hampton Park and surrounding areas in VIC. With an outstanding 5-star rating from 27 customer reviews, they are one of the top-rated building providers in the area. Contact JSG RENOVATIONS today — call +61 449 988 054 or visit their website for a free quote.

A-Line Building Systems Pty Ltd
A-Line Building Systems designs and manufactures the highest quality custom farm outbuildings and aussie made sheds for the residential and commercial industries.

Ausgun Building Projects
Ausgun Building Projects is a highly rated building business serving Dandenong and surrounding areas in VIC. With an outstanding 5-star rating from 23 customer reviews, they are one of the top-rated building providers in the area. Contact Ausgun Building Projects today — call +61 469 864 045 or visit their website for a free quote.

PrimeBuild Solutions
Welcome To PrimeBuild Solutions we’re more than just a construction consultancy and supervision firm—we’re your trusted partner in bringing your […]

Hammer Builders and handyman Services
Hammer Builders and handyman Services is a highly rated building business serving Narre Warren and surrounding areas in VIC. With an outstanding 5-star rating from 20 customer reviews, they are one of the top-rated building providers in the area. Contact Hammer Builders and handyman Services today — call +61 466 656 125 for a free quote.

Vastu Construction Group
"Get in Touch! Our Expert team is waiting to help you with your DIY or Renovation Projects. Our Master Builders are Experts in Home Renovation, Kitchen Renovation, Bathroom Renovation, Laundry Renovation and New builds. From concept to completion, we craft spaces that inspire and endure."

Turnkey Building Group Pty Ltd
At Turnkey Building Group, we’re a driven team with decades of expertise in the new homes industry. With every project, we bring fresh ideas, bold perspectives and a commitment to elevating the real estate experience.

Vastu Construction Group
"Get in Touch! Our Expert team is waiting to help you with your DIY or Renovation Projects. Our Master Builders are Experts in Home Renovation, Kitchen Renovation, Bathroom Renovation, Laundry Renovation and New builds. From concept to completion, we craft spaces that inspire and endure."
How Much Do Building Cost in Dandenong?
Pricing data based on Australian industry averages for Victoria. Always get 2–3 written quotes.
Typical Range
$80–$160
/hr
After-Hours Rate
$240
Emergency callout
Avg Hourly Rate
$120
Dandenong market average
Prices are estimates only. Always request a written quote before authorising any work.
Building Licensing Requirements in Victoria
In Victoria, builders must be registered with the Victorian Building Authority (VBA). Work over $10,000 requires a Major Domestic Building Contract.
How to Choose the Best Building in Dandenong
Use this checklist before hiring any building in Dandenong, Victoria.
- 1
Verify their electrical licence is current at your state's electrical safety authority (e.g. Energy Safe Victoria, NSW Fair Trading).
- 2
Confirm they carry public liability insurance of at least $5 million — ask to see the certificate.
- 3
Get 2–3 written quotes for any job over $500. A written quote protects both parties and clarifies the full scope.
- 4
Check their Google and TradeRefer ratings — look for consistent reviews mentioning punctuality, clean workmanship, and clear communication.
- 5
Ask whether they'll provide a Certificate of Compliance (electrical safety certificate) on completion, as required by law in most states.
Frequently Asked Questions — Building in Dandenong
How much does a home extension cost in Australia?
A single-storey extension typically costs $2,000–$3,500 per m². A 40m² addition runs $80,000–$140,000 including structural work, roofing, cladding, and fit-out. Two-storey additions cost more due to engineering and structural complexity. Always get a fixed-price contract rather than a cost-plus arrangement.
Do I need council approval for a home extension?
Yes in most cases. Extensions that change the building's footprint, height, or floor area require a building permit and often a planning permit. Some minor works fall under 'exempt development' thresholds — these vary by state and council. Your builder or building designer can advise what approvals apply to your project.
What is the difference between a builder and an architect?
An architect designs the building and may project-manage, but doesn't do physical construction. A builder constructs the project to approved plans. A building designer (draftsperson) produces plans without an architect's full qualification. For most residential projects, a building designer plus licensed builder is sufficient and more cost-effective.
How long does a granny flat take to build in Australia?
A standard prefabricated or modular granny flat takes 12–20 weeks from approval to completion. Traditionally-built granny flats take 16–26 weeks. The approval process (council or CDC) takes 4–10 weeks before construction can begin. Total time from concept to move-in is typically 6–12 months.
What should a building contract include?
A compliant building contract must include: fixed price or schedule of rates, scope of works, start and completion dates, progress payment schedule, insurance details, the builder's licence number, variation process, and dispute resolution procedure. Never pay more than 10% deposit in most states.
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