CROs:
* B&B Clinical Innovations
* ClinTrials
* Concepts in Pharmaceutical Research
* COVANCE
* Harris Laboratories
* Omnicare Clinical Research
* ICON
* Kendle
* Target Research
* PRA
* AAI International
* Research Dynamics
* Premiere
* Paragon
* Parexel
* Phoenix
* PPD Development
* Quintiles
* SCIREX
* Worldwide Clinical Trials
* Ingenix
* PharmaNet
* Pharma Research
* Pharma Net 

Sponsors:
* Abbott Laboratories
* Alcon
* Algos
* Baxter
* Astra Zeneca
* Merck
* Bayer
* Centocor
* Corning
* Eli Lilly
* Fujisawa
* Hoechst Marion Roussel
* Immunex
* Medco
* Jannsen
* Pfizer
* Otsuka
* Takeda Pharmaceuticals
* Watson
* Isotechnika
* Criterium
* Alza
* Sucampo Pharmaceuticals
* Aventis
* Ortho McNeil
* Shire Laboratories

* Medeva
* MedImmune
* Merck
* Novartis
* Novo Nordisk
* Ortho Novo
* Pharmacia & Upjohn
* Proctor & Gamble
* Protodigm
* Purdue Pharma
* Sanofi
* Searle
* SmithKline Beecham
* TAP Holdings
* Wyeth Ayerst
* Ortho McNeil
* Insmed
* GlaxoWellcome
* Mylan Pharmaceuticals
* Berlex Labs
* Takeda
* Biovail
* Glaxo Smithkline
* Sepracor
* Indevus Pharmaceutical
* IDEC