- Adelaide Brighton Cement
- ASPEC Engineering
- Bateman Kinhill Kilborn
- BHP Iron Ore
- BHP Engineering
- BHP Billiton Iron Ore
- Boral
- Cement Australia
- CEMEX-HOLCIM
- Connel Wagner
- Clarence River County Council
- Clyde Carruthers
- CMPS&F
- Chiyoda Corporation – Japan
- CMPS&F/Egis
- FEMCO
- FQML-MCM
- GHD
- GRD Minproc
- IBC Boggabri Coal
- Incitec Pivot
- Impact Fertilisers
- Myanmar Ivanhoe Copper Co Ltd
- Mauritania Copper Mines (FQML)
- Newmont Boddington Gold
- North Mining
- PT Freeport Indonesia
- Pegasus Gold Australia
- PIRSA
- Ports Corporation of Queensland
- QR National
- Rio Tinto
- Sir Samuel Mines
- WAPET
- Zapopan
- Zarafshan-Newmont JV