1. Advanced Clinical
2. Charles River Laboratories Inc.
3. Eurofins Scientific SE
4. ICON plc
5. IQVIA Inc.
6. KCR S.A.
7. Labcorp Drug Development
8. Medpace Inc.
9. Parexel International Corporation
10. Pharmaron
11. PPD LLC by Thermo Fisher Scientific Inc.
12. SGS Soci?t? G?n?rale de Surveillance SA
13. Syneos Health
14. Syngene International Limited
15. WuXi AppTec