| 3M (Etats Unis) |
| Aerojet Fine Chemicals (Etats Unis) |
| Agilent Technologies (International) |
| AirProducts (Etats Unis) |
| Akzo Nobel (International) |
| AlliedSignal (Etats Unis) |
| Anchor Hocking (Etats Unis) |
| Andrx Corporation (Etats Unis) |
| Applied Materials (International) |
| Ashland (International) |
| Ashland (Etats Unis) |
| Barr (Etats Unis) |
| BASF (Italie) |
| BASF (International) |
| BASF (Argentine) |
| BASF (Brésil) |
| BASF (Chili) |
| Bayer (Italie) |
| Bayer (Allemagne) |
| Bayer US (Etats Unis) |
| Bayer worldwide (International) |
| BNS Ingineering (Belgique) |
| Boehringer Ingelheim (International) |
| Branson (International) |
| Bristol-Myers Squibb (Etats Unis) |
| BROOKS Pharmacy (Etats Unis) |
| Cabot Corp (International) |
| CDM (Etats Unis) |
| Clariant (International) |
| Cytec (International) |
| Dow (International) |
| EaglePicher (Etats Unis) |
| Eastman (International) |
| Ecolab (International) |
| EG & G (Etats Unis) |
| EHR (Etats Unis) |
| Engelhard (Etats Unis) |
| Ferro (Etats Unis) |
| FMC (International) |
| Foamex (Etats Unis) |
| GenCorp (Etats Unis) |
| Glaxo Smith Kline (International) |
| GLCC (Etats Unis) |
| Gordon-Piatt (International) |
| Gordon-Piatt (Etats Unis) |
| Grace (Etats Unis) |
| H B Fuller (International) |
| Hercules (Etats Unis) |
| ICI (International) |
| IMC Global (International) |
| John Zink Company (International) |
| Kemira (International) |
| Kemira (Finlande) |
| Kerr-McGee (International) |
| Koch Chemical Technology (International) |
| Koch Industries (International) |
| Koch-Glitsch (International) |
| Lanxess (International) |
| LORD Corporation (Etats Unis) |
| LORD Corporation (International) |
| Lubrzol (Etats Unis) |
| Lyondell (International) |
| National Starch & Chemical (International) |
| Novartis (International) |
| Olin (Etats Unis) |
| Oxy (Etats Unis) |
| Perstorp (Suède) |
| Pierre Fabre (Allemagne) |
| Plasite (International) |
| PPG (Etats Unis) |
| Praxair (International) |
| Rhodia (International) |
| Rhodia Acetow (Allemagne) |
| Rhodia Acetow (International) |
| Roche (International) |
| Rohm Haas (International) |
| Sasol (International) |
| Schlumberger (Etats Unis) |
| Schwanhäußer Industrie Holding GmbH & Co (Allemagne) |
| Scotts (Etats Unis) |
| Sealeder (Etats Unis) |
| Sigma Aldrich (Etats Unis) |
| Solutia Inc (International) |
| Solvay (International) |
| STL (Royaume Uni) |
| STL (Etats Unis) |
| The Sherwin-Williams Company (International) |
| TODD products (International) |
| TODD products (Etats Unis) |
| Valspar (Etats Unis) |
| VWR (International) |
