| Alpharma | Denmark |
| ALTER | Spain |
| Aquanal | France |
| Avecia Biologics | UK |
| BAT Russia (Moscow) | Russia |
| Berna Biotech | Switzerland |
| BioBest | UK |
| Bioreliance | US |
| Boehringer Ingelheim | Spain |
| Boston Scientific | US / UK |
| Celliance | UK |
| Centocor | US |
| Central Laboratories | UK |
| ChevronTexaco | Belgium |
| CIRES | Portugal |
| City of Hope National Medical Center | US |
| Conselleria de Salut i Consum del Govern Balear | Spain |
| Consorcio de Aguas Bilbao Bizkaia | Spain |
| Cork County Council | Ireland |
| Dairy Farmers of America | US |
| DAK Americas | US |
| Dendreon | US |
| Department of Forensic Genetics | Denmark |
| Drug Testing Centre Board | Ireland |
| East African Portland Cement | Kenya |
| Eastham Refinery Limited | UK |
| Farmasierra | Spain |
| Fertin Pharma | Denmark |
| GlaxoSmithKline | Japan |
| Guardia Civil | Spain |
| Gulf Farabi Petrochemical | Saudi Arabia |
| H.J. Heinz | UK |
| Hydro Quebec | Canada |
| Impala Platinum | South Africa |
| Institut Curie | France |
| Institut Químic de Sarrià (IQS) University | Spain |
| Johnson Matthey ECT | Global |
| Karachaganak Petroleum | Kazakhstan |
| Kellogg's | US |
| Komsomolsky NPZ (ROSNEFT) | Russia |
| LEBSA | Spain |
| Leids Cytologisch Pathologisch Laboratorium | Netherlands |
| Lupin Pharmaceuticals | India |
| Mayo Clinic BAP | US |
| Mentor Medical Systems | Netherlands |
| Mitsubishi | India |
| Nalco | Brazil |
| National Institute of Toxicology and Forensics | Spain |
| Newmont | US |
| Nizhpharm (STADA) | Russia |
| Nordic Bioscience | Denmark |
| NUTREXPA | Spain |
| Par Pharmaceutical | US |
| Petresa | Spain |
| Petrobras Energia | Argentina |
| Petrochina Oil Sales- Dalian Port | China |
| Petrochina Oil Sales- Harbin Product Development | China |
| Pfizer Health | Sweden |
| Pinewood Healthcare | Ireland |
| Placer Dome | Canada |
| Plantedirektoratet | Denmark |
| PM Research & Development | Germany |
| Policia Nacional | Spain |
| Procoat Technologies | Spain |
| QLT | US |
| Recip | Sweden |
| Roche Diagnostics | Germany |
| Roche R&D | Global |
| SAAVI | South Africa |
| SABIC Research & Technology | Saudi Arabia |
| safefood | Ireland |
| SAMIR | Morocco |
| Sankyo Pharmaceuticals | Japan |
| Saudi Aramco | Saudi Arabia |
| Saudi Aramco Shell Refinery (SASREF) | Saudi Arabia |
| Saudi Chevron Phillips | Saudi Arabia |
| Saybolt International | Global |
| Schering-Plough | Global |
| Seattle Cancer Care Alliance | US |
| Shanghai Institute for Drug Control | China |
| Shionogi Pharmaceuticals | Japan |
| Shire | US |
| SOGEI | Italy |
| State of Mississippi Department of Health | US |
| State of Utah Department of Health | US |
| State of Utah Newborn Screening | US |
| Suprachem | South Africa |
| Takeda Ireland | Ireland |
| Tokyo Kasei Kogyo | Japan |
| Total Espana | Spain |
| Tronox | Global |
| Tubitak | Turkey |
| UCB | Belgium |
| UCT Medical School | South Africa |
| Underwriters Laboratories | US |
| Ural Electrochemical Integrated Plant | Russia |
| US Army Medical Research | US |
| US Drug Enforcement Administration | US |
| USDA APHIS NVSL | US |
| USDA APHIS PPQ | US |
| Victoria Department of Primary Industries | Australia |
| Volgograd NPZ (LUKOIL) | Russia |
| Woodside Energy Limited | Australia |
| Wyeth Biopharmaceuticals | US |
| Wyeth Consumer Health | US |
| Wyeth Nutrition | UK / Singapore |
| Wyeth Research | US |
| Zentiva | Slovakia |