CROs
- BCCI
- Bradstreet Clinical Research
- Chiltern
- Covance
- Duke Clinical Research Institute
- IBAH
- ICON
- International Healthcare
- InVentiv
- Kendle
- MDS
- MedPace MTRA
- MTRA
- Paragon Biomedical
- Parexel
- Pharmanet
- PharmaResearch
- PPD Development
- PRA
- Premier Research
- PRS Clinical
- Quintiles
- Scirex
- SFBC
- SGS
- The Covalent Group