| Alchemy Solutions |
| All Health |
| American Orthopedic Technologies / Postuchek |
| Applied Imaging |
| Bard Patient Care |
| Bard Urological |
| C.R. Bard, Inc |
| Ciba Ceigy |
| Columbia MedCom Group |
| Defined Health |
| Dentsply International |
| Dentsply Professional Division |
| DuPont (Bio-Med Division) |
| Eastman Kodak Dental Products |
| Epitome |
| Franklin Square Hospital |
| Harrisburg Healthcare |
| HealthAmerica |
| Howmedica Osteonics |
| Johnson & Johnson Clinical Diagnostics |
| Kodak Dental Products |
| Lancaster General Hospital |
| Lancaster Health Alliance |
| Masel |
| Mediq Healthcare Harrisburg |
| Merck & Co, Human Health Division |
| Miltex |
| Palatin Technologies (Beal) |
| PosturChek |
| Q.E.D. International |