- Abbott Pharmaceuticals
- Advancis Pharmaceutical Corp.
- Alcon Surgical, Inc.
- Allied-Signal, Inc.
- Amazon.com
- Amerada Hess Oil Corporation
- American Standard, Inc.
- American Brands Company
- Amerisource Bergen
- Amgen
- Amoco Technology Company
- Amtrak
- Andrx Pharmaceuticals
- Arlington Press, Inc.
- Army Materiel Command
- AstraZeneca
- AT&T Corporation
- Atlantic Electric Company
- Aventis
- Avery Dennison Corporation
- Barrett Minerals, Inc. / Minerals Technologies, Inc.
- Bayer Corporation
- Bell Atlantic Corporation
- Bethlehem Steel Corporation
- Biogen Idec
- Bioxell S.p.A.
- Blaine Pharmaceuticals
- Boeing Helicopter
- Bristol-Myers Squibb Company
- Bruno's, Inc.
- Cabot Performance Materials
- Camden Iron & Metal, Inc.
- Cardinal Health Inc.
- Cardinal Scale Manufacturing Company
- Centocor
- Cephalon, Inc.
- CertainTeed Corporation
- Cessna Aircraft Company
- Chugai Pharma USA
- Clark Equipment Company
- Colorcon
- Comdial Corporation
- Control Data Corporation
- Corixa Corporation
- Cordis
- Cummins Engine Company, Inc.
- CSX
- Dairyland
- Danbury Pharmacal, Inc
- Deere & Company
- Digital Equipment Corporation
- Dresser Industries, Inc.
- Edgewater Steel Company
- Elan Pharmaceuticals
- Emerson Electric Corporation
- Endo Pharmaceuticals
- ESI/Lederle / Wyeth-Ayerst Labs
- Eyetech Pharmaceuticals
- FMC Corporation
- Frito-Lay, Inc./PepsiCo
- Gallo Salame Inc.
- Ganes Chemicals, Inc.
- General Electric Company
- General Signal Corporation
- General Waterworks Corporation
- GlaxoSmithKline
- Graphic Controls Corporation
- GTE Corporation
- Harley-Davidson Motorcycle Company, Inc.
- Hoffmann-La Roche, Inc.
- Hospira
- IBM Corporation
- ITT Corporation
|
- Jackson National Life Insurance Company
- Janssen Pharmaceutica, Inc. / J&J
- Jewel Food Stores / American Stores
- Jim Beam Brands / American Brands
- J&J/Merck Consumer Pharmaceuticals
- Kansas City Southern
- Kenan Advantage Group
- King Pharmaceutical
- Knoll Pharmaceutical Inc. / BASF
- Kraft Foods
- Lennox Industries, Inc.
- Life Technologies, Inc.
- Link Division / FMC Corporation
- Lockheed Martin Corporation
- Lucky Stores / American Stores
- Lyondell Chemical Company
- McNeil Consumer & Specialty Pharmaceuticals
- Memory Pharmaceuticals
- Morton Thiokol Inc.
- NanoSystems, Inc.
- New Holland Division / Ford Motor Company
- New Jersey Transit
- NOR-AM Chemical Company
- Northrop Grumman Corporation
- North American Refractories Company
- Novartis
- Ortho-McNeil Pharmaceuticals / J&J
- Osteotech, Inc.
- Parkedale Pharmaceutical
- Pepsi-Cola USA
- Perrigo Pharmaceuticals
- PF Laboratories
- Pfizer Inc.
- PGP Industries, Inc.
- PHC Industries
- Philadelphia Water Department - City of Phila.
- Physicians Sales & Services
- PQ Corporation
- Progresso Quality Foods
- QVC Network, Inc.
- R. R. Donnelley & Sons Company
- Raytheon Company
- Rheem Manufacturing Company
- Rhodia/Rhone-Poulenc
- Rhone-Poulenc Rorer, Inc.
- Ridge Tool Company / Emerson Electric
- Roche Molecular Systems
- Sandoz Inc.
- sanofi pasteur
- Schein Pharmaceuticals, Inc.
- Schering-Plough Corporation
- Sepracor
- Solarex Corporation
- Southern Company
- Sun Company, Inc.
- Teva Pharmaceuticals
- The Chase Manhattan Bank
- The Reading Hospital and Medical Center
- 3M
- Trans-Tech Corporation
- U.S. Department of the Navy
- Union Pacific
- United States Postal Service
- United Water Florida
- Virtis Corporation
- VWR Corporation
- Watson Laboratories, Inc.
- W. R. Grace & Company
- Westinghouse Airbrake Technologies Corporation
- Westinghouse Electric Corporation
- Wyeth-Ayerst Laboratories / American Home Products
- Yamaha Corporation
- York International Corporation
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