1. 3M
2. Als Limited
3. Asurequality Limited
4. Auriga Research
5. Bureau Veritas
6. Eurofins Scientific Se
7. Intertek Group Plc
8. Merieux Nutrisciences
9. Microbac Laboratories Inc
10. Neogen Corporation
11. Quest Diagnostics Inc
12. Romer Labs Diagnostic Gmbh
13. Sgs Sa
14. Symbio Laboratories
15. T?v S?d