1. Abbott Laboratories
2. Agilent Technologies Inc.
3. Bio-Rad Laboratories Inc.
4. Charles River Laboratories International Inc.
5. Clinical Reference Laboratory Inc.
6. Enzo Life Sciences Inc.
7. Eurofins Scientific SE
8. GE Healthcare
9. Laboratory Corporation of America Holdings
10. Promega Corporation
11. Quest Diagnostics
12. Selvita S.A.
13. Thermo Fisher Scientific Inc.
14. Waters Corporation
15. Wuxi AppTec Co. Ltd.