- Aker Kvaerner - Australia, USA, Norway
- Anglo Coal Australia - Australia
- Anglo Coal (Dartbrook Management) Pty Ltd - Australia
- Anglo Coal (Callide Management) Pty Ltd - Australia
- Anglo Coal (Capcoal Management) Pty Ltd - Australia
- Bechtel - Australia
- BHP Billiton - Australia
- BHP Billiton Ekati - Canada
- BHP Billiton New Mexico Coal - USA
- Boyne Smelters - Australia
- Comalco Alumina Refinery - Australia
- Comalco Weipa - Australia
- Comalco Bell Bay - Australia
- Wesfarmers - Curragh Queensland Mining - Australia
- Diavik Diamond Mine - Canada
- Dyno Nobel Asia Pacific - Australia
- Emoleum - Australia
- Ergon Energy - Australia
- Ergon Energy - National Contact Centres - Australia
- NQX - Australia
- New Zealand Aluminium Smelters (NZAS) - New Zealand
- Xstrata - Ravensworth Operations - Australia
- Stanwell Corporation - Australia
- UGM Engineers - Australia
- United KG - Australia