# WA Building and Energy

Western Australia's building and energy regulator, which registers builders, electricians, plumbers and gas fitters. Registration is a legal requirement for this work in WA.

- Type: Licence required by law
- Tradespeople with a WA Building and Energy entry in the public data we track: 18,956
- Entries that appear expired or past their stated expiry date: 93
- Data collected up to: 31 May 2026
- Official register: https://www.wa.gov.au/organisation/building-and-energy
- Page: https://au.mytrustedtraders.com/certifications/wa-building-and-energy

Counts reflect collected public entries, not official membership totals. Absence from this data does not mean a tradesperson is unregistered.

## Where holders are

- WA: 18,956

## Trades that hold it

- Builder: 12,844
- Painter / decorator: 4,794
- Surveyor: 1,065
- engineer: 253

## Common questions

### What is WA Building and Energy?

Western Australia's building and energy regulator, which registers builders, electricians, plumbers and gas fitters. Registration is a legal requirement for this work in WA. (Licence required by law.)

### How many tradespeople hold WA Building and Energy?

We track 18,956 tradespeople with a WA Building and Energy entry, based on register and listing data collected up to 31 May 2026. This reflects the public entries we have collected, not necessarily the scheme's complete membership.

### Can a WA Building and Energy entry be out of date?

Yes. 93 of the entries we track appear expired or past their stated expiry date, based on register and listing data collected up to 31 May 2026. Always confirm current status on the official register before hiring.

### How do I check whether a specific tradesperson holds WA Building and Energy?

Check the official register at https://www.wa.gov.au/organisation/building-and-energy, or look the tradesperson up on MyTrustedTraders. Profiles show the credentials we have found for them, alongside reviews and other public evidence.