2000-2014
- ABENDING
- ALFASI STEEL CONSTRUCTION P/L (SINGAPORE CASINO & SOUTHERN STAR OBSERVATION WHEEL)
- AIRENG P/L
- AL-KO INTERNATIONAL
- AMEC METLABS
- APS CONTRACT SERVICES (WESTGATE BRIDGE PROJECT)
- ARUP (THIRD PARTY INSPECTION)
- AUSTRALIAN GOVERNMENT ANALYTICAL LABORATORIES
- AUSTRALIAN PAPER P/L
- AIRENG P/L
- AWMA- PERTH, SYDNEY, ADELAIDE DESAL & MELBOURNE DESAL
- BKH SCAFFOLDING
- CABOT TIMBER FINISHES AUSTRALIA
- CIRMAT ENGINEERING
- CONTROL FABRICATIONS & SERVICES P/L
- DOWNER ENGINEERNG
- HILTON MANUFACTURING
- J & R FABRICATIONS
- M & M FABRICATIONS P/L
- OFINAC ACOUSTICAL DESIGN
- PIPE AND CIVIL (NORTH SOUTH PIPELINE PROJECT)
- PNEUVAY ENGINEERING
- QUALITY SITE WELDING
- RACE CHASSIS CENTRE P/L
- SHELL AUSTRALIA
- SHIMADZU
- TENNIX
- TOWNLEY DROP FORGE P/L
- TPR CONSULTING GROUP P/L
- TRANSFIELD
- TUV (THIRD PARTY INSPECTION)
- TYCO WATER P/L
- TYCO FLOW CONTROL P/L
- UGL KAEFER
- WANG INDUSTRIES P/L
- WANG ENGINEERING (ADI PROJECT)
- WESTLINK ENGINEERING