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Wilcon Williams Constructions Pty Ltd

Name as registered with the Building and Plumbing Commission
ABN
78 519 814 063
ACN
137 631 059
BPC registration
CDB-U 52419
Registered as
Company
Overview
Depending on the business, some information may not be publicly available. We'll include links to places you can confirm missing details if needed.

Verified

Registration is current on the Victorian building practitioner register
ABN is active and GST-registered
No disciplinary or prosecution actions on the BPC register

Check at the source

Domestic Building Insurance eligibility — check on BuildVic
Court cases, insolvency, ACCC, ASIC & WorkSafe — check the linked registers
Compiled from public records · as at 24 Aug 2026Facts only — not a rating or recommendation
Registered name
WILCON WILLIAMS CONSTRUCTIONS PTY LTD
Registered as
Company
Domestic Builder - Unlimited
VIC · CDB-U 52419 · Current · expires 23 Apr 2030ok
What this means: An Unlimited class means no contract-value cap on that type of domestic work. Always confirm current registration for your project on the official BPC register.
Source: Building Practitioner Register, Building and Plumbing Commission (via DataVic) · as at 24 Aug 2026
Entity name
The Trustee for RR & MA Williams Family Trust
ABN
78 519 814 063
ABN status
Active — GST registeredok
ABN status from
11 Jun 2009
Entity type
Discretionary Trading Trust
Registered location
NSW 2660
What this means: These are the ABN-registered details for this entity. Check the name here matches the builder named on your quote, contract and insurance certificate.
Source: Data provided by the Australian Business Register. · as at 24 Aug 2026

Frequently Asked Questions

Is Wilcon Williams Constructions a registered builder in Victoria?

As at 24 Aug 2026, the Building and Plumbing Commission register lists Wilcon Williams Constructions as holding a Domestic Builder - Unlimited registration (CDB-U 52419) — status: Registered. Confirm the current status on the official BPC register.

Does Wilcon Williams Constructions have any disciplinary or prosecution records?

As at 24 Aug 2026, Baserock found no disciplinary or prosecution actions for Wilcon Williams Constructions in its snapshot of the BPC's published register. This is a summary of public records, not a clearance — confirm on the official register.

What type of building work can Wilcon Williams Constructions legally perform?

As at 24 Aug 2026, the BPC register lists Wilcon Williams Constructions in the following class: Domestic Builder - Unlimited. An Unlimited class has no contract-value cap on that type of domestic building work. Always confirm the current class on the official BPC register.

How can I verify Wilcon Williams Constructions's building registration?

Search the official Building and Plumbing Commission register at vba.vic.gov.au/tools/find-practitioner by name or registration number. Baserock's report summarises public records and is not a substitute for the official register.

What is Wilcon Williams Constructions's ABN, and is it active?

Wilcon Williams Constructions's ABN is 78 519 814 063. As at 24 Aug 2026, the Australian Business Register records this ABN as Active, and GST registered.

Are you this builder? If anything here is out of date or incorrect, email hello@baserock.com.au and we'll review it against the source record.

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How to read this report.Baserock compiles publicly available and licensed records into a plain-English summary of what's on file. It reports facts as at the dates shown — it is not a rating, recommendation, or guarantee, and it doesn't replace confirming details directly with the Building and Plumbing Commission, reading the full records, or getting your own contract and legal advice before you sign. A listing on any register is a record, not a finding.
Australian Business RegisterBPC Building Practitioner RegisterASIC · Published Notices & Banned/DisqualifiedAFSA · Bankruptcy Register (paid)AustLII · VCAT decisionsDBI · VMIA / BPCReviews data from Google.

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