| BASF | Batoyle Freedom Group | CHT R. Beitlich GmbH |
| Clariant International Ltd. | DyStar | Fratelli RICCI s.r.l. |
| Gemsan | Giovanni Bozzetto S.p.A. | Graf & Co. GmbH |
| Huntsman Advanced Materials | Lamberti S.p.A. | M. Dohmen GmbH |
| Milliken Chemical | Nicca Chemical | Petronaphte |
| Procalp | Pulcra Chemicals GmbH | Ron Kimya |
| Rudolf GmbH & Co. KG | Schill + Seilacher | Stephenson Group |
| Takemoto Oil & Fat Company | Tanatex Chemicals B.V. | Zschimmer & Schwarz |
| Zydex Industries | Zytex (India) Pvt. Ltd. |