Africa

• Engen Chemicals
  [Diluents, Solvents for SX]
• Mintek
  
• Mintek Library
  [Metallurgy, Minerals processing, Biotechnology]

• SGS Minerals Services

Australasia

• ALTA Metallurgical Services
  [High Level Metallurgical Consulting]
• Ammtec Limited
  [Ore and mineral testing]
• CSIRO Minerals
  [Minerals, Processing, Metallurgy, Research & development]

• David Wiseman Pty Ltd [Process simulation, Process modelling, Process control]

• GFR Industries
  [Heap leach design]
• GRD Minproc Ltd
  [Consultants]
• Intec Ltd
  [Intec process]
• Mutis Liber Pty Ltd
  [Metallurgical Consulting, Project development, Testwork management, Plant assessment]

• Outotec Pty Ltd

• PEAT (Aust) Pty Ltd
  [Process, Pyrometallurgy, Design, Gravity separation]

• SGS Minerals Services

• Sulfide Solutions
  [Consultants]
• Western Minerals Technology Pty Ltd
  [Activox® leaching technology]

• Xstrata Technology [IsaMill, Fine Grinding, Jameson Cell, Flotation]

Europe

• BRGM
  [Mineral processing, Mining environment and mining research services]
• Cyplus GmbH
  [Cyanides]
• Metso Minerals
  [Mixers, Settlers, Filters]

• SGS Minerals Services

Middle East & Asia

• P.R. Chandna
  [Zinc/Lead/Copper extractive metallurgy consulting operations]

North America

• Action Mining Services Inc
  [Leaching equipment and supplies]
• A.D.Zunkel Consultants Inc
  [Copper/lead/zinc extractive metallurgy consulting]
• Arrakis, Inc.
  [Ore testing, Process development, Precious metals]
• Black-Line International
  [Heap leach application systems]
• Cominco Engineering Services Ltd
  [Copper and nickel refining]
• Cyplus Canada Inc.
  [Sodium cyanide, Potassium cyanide, Detoxification technologies]
• Denver Mineral Engineers Inc
  [Gold recovery equipment consulting]
• Dynatec Corporation Metallurgical Technologies Division
  [Hydrometallurgical technologies, Nonferrous metals, Research and engineering, Autoclave design]
• EKATO
  [Agitation systems]
• Haber Inc
  [Haber gold extraction process]
• Hydro Quebec
  [Engineering services]
• Kappes, Cassiday & Associates
  [Consultants]
• Knight Piesold
  [Consultants]
• McClelland Laboratories Inc
  [Research and testing]
• Melis Engineering
  [Process engineers]
• Mountain States R&D International Inc
  [Analytical, Metallurgical, Environmental Services]
• MQes
  [Consultants]
• MR3 Systems
  [Biomimetic technology]
• Nordic Metallurgical Consultants Inc
  [Base metals, Extractive metallurgy, Minerals processing]
• Oremax
  [Consultants]
• ORETOME Limited
  [Process R&D, Base metals, Chloride, Pyrohydrolysis]
• Osmonics Inc
  [Equipment and services]
• Phelps Dodge Mining Co.
  [Concentrate leaching]
• Process Engineering Resources, Inc
  [Comminution, X-Ray, Hydrometallurgy, Instrumentation]
• Process Research Associates Ltd
  [Research and testing]
• Pultrusion Technique Inc
  [Insulators]
• Quadna Inc
  [Solvent extraction]
• Quinn Process Equipment Company
  [Solvent extraction, Flotation, Pilot plant]
• Richard S. Kunter & Associates
  [Precious metals, Hydrometallurgy, Arsenic processes, Environmental processing remediation]
• Scientific Valve and Seal, LP
  [PAL Service, Valve optimisation, Performance coatings, Engineered repairs]

• SGS Minerals Services

• Spintek Filtration
  [SX, Filtration, Comatrix, Membrane]
• Stebbins
  [Tanks, Chests & Linings]
• SX Kinetics
  [Solvent extraction]
• Zeton Inc.
  [Pilot plants, Demonstration plants, Modular plants, Skidmounted plants]

South & Central America

• SGS Minerals Services

• Transmin Metallurgical Consultants