- Merck & Co., Inc.
- Johnson & Johnson
- Centocor Inc.
- Avon Products, Inc.
- Cephalon, Inc.
- Climatic Testing, Inc.
- Digital Press, Inc.
- Ortho McNeil Pharmaceuticals
- PMRS
- TCPI
- Luwa Environmental Specialties, Inc.
- DPT Laboratories
- Hull
- Roche
- Sanofi Pasteur
- University of Pennsylvania
HSC Builders and Construction Managers
Haverstick-Borthwick
Dunkerley Construction
Para-Cyma Group
Glaxo Smith Kline
Alloy Surfaces
Schering Plough
Delran Builders Co, Inc.
Bovis Lend Lease
CRB Builders LLC
Frank Radomski & Sons Inc
Ashland Inc
Steris Corporation
Princeton Cryogenics
RPA