Below is a list of select clients that Extrin has provided consulting services to:
Oil and Gas Industry
- Apache Energy Ltd
- Mobil Oil Australia Pty Ltd
- Woodside Petroleum Ltd
Mining Industry
- Alcoa of Australia Ltd
- Allied Gold
- Anaconda Nickel
- AngloGold Australasia Ltd
- Anvil Mining
- BHP Billiton
- Kambalda Nickel Smelter
- Kambalda Nickel Operations
- Kwinana Nickel Refinery
- Leinster Nickel Operations
- Mt Keith Operations
- Ravensthorpe
- BHP HBI DRI
- Bogoso Gold Limited, Ghana
- Boddington Gold Mine
- Avalon Nickel Operations
- Carpentaria Gold Pty Ltd
- Cawse Nickel
- Centaur Mining
- Chatree Gold, Thailand
- Darlot Gold Mine
- Goldfields
- Agnew Gold
- St Ives Gold Mine
- Great Central Mines
- Gulf Petroleum Industries
Company, Bahrain - Gwalia
- Hamersley Iron
- Iluka Resources Ltd
- IMK/Aurora Gold
- Kalgoorlie Consolidated
Gold Mines - Kanowna Belle Gold Mine
- Lihir Management Company
PNG - LXML, Laos
- Newcrest Mining Ltd
- Cadia Mine
- Telfer Mine
- Normandy Mining
- Newmont Pajingo
- Outokumpu Technology (Outotec)
- Oxiana (OZ Minerals)
- Placer Dome Asia Pacific Ltd
- Queensland Nickel Industries
- St. Barbara
- St. Ives Gold
- Wiluna Mines
- Worsley Alumina
Process Industries
- Brambles Industrial Services
WA - Co-Operative Bulk Handling
Ltd - Coogee Chemicals
- Tiwest JV
- Wesfarmers CSBP Ltd
Utilities
- Albany Port Authority
- Brisbane City Council
- Fremantle Ports
- Geraldton Port Authority
- Main Roads Department
- Port of Devonport
- Public Transport Authority
- Rhino Water Tanks
- Telstra Corporation Ltd
- Townsville Port Authority
- TransAlta
- Verve Energy
- Veolia Water
- Water Corporation
- Western Power
Engineering Consultants
- AMEC
- Barwood Parker Australia P/L
- Barclay Mowlan
- Bruechle Gilchrist & Evans
- CCD Australia
- CMPS & F
- Clough Engineering
- Curtin University Consultancy Services
- Fluor Daniel
- GHD Pty Ltd
- Halpern Glick Maunsell
Pty Ltd - Interquip
- John Holland
- Knorr Bremse
- Leighton Contractors
- Lycopodium Pty Ltd
- Minproc Engineering
- MPDJV
- Sinclair Knight Merz
- Tamboritha Consultants
Pty Ltd - Theiss
- Webb & Brown-Neaves
Pty Ltd General
- BGCI
- Boral
- Cadbury Schweppes
- Cocks McNish
- Hyatt Centre
- Industrial Galvanizers (WA)
- Midland Brick
- Monash University
- Museum of the Goldfields
- WA Maritime Museum