- Avantor Inc.
- BD BioScience
- Beckman Coulter Inc.
- BiosYnth SRL
- Carlo Erba Reagents SRL
- GE Healthcare
- ITW Reagents Division
- Merck KGaA
- Meridian Life Science Inc.
- Mitsubishi Rayon Co. Ltd
- Morphisto GmbH
- Nova Chimica SRL
- PerkinElmer Inc.
- R&D Systems
- Sigma-Aldrich Corp.
- UJIFILM Wako Chemicals