1. 3M Company
2. ALS Limited
3. AsureQuality Ltd.
4. Becton
Dickinson and Company
5. Bio-Rad Laboratories Inc.
6. Bureau Veritas SA
7. Charm Sciences Inc.
8. EMSL Analytical Inc.
9. Equinox Labs
10. Eurofins Scientific SE
11. Intertek Group PLC
12. Microbac Laboratories Inc.
13. M?rieux NutriSciences Corporation
14. R J Hill Laboratories Limited
15. Romer Labs Diagnostic GmbH
16. Romer Labs Division Holding GmbH
17. SCIEX
18. SGS Soci?t? G?n?rale de Surveillance SA
19. Symbio Laboratories
20. T?V Nord Group
21. UL LLC
22. VWR International
LLC.