| Daiichi Sankyo, Inc | Dompé farmaceutici S.p.A. |
| Ferring Pharmaceuticals Inc. |
| Genentech, Inc. | GlaxoSmithKline Intellectual Property Development Ltd. England | Grifols Biologicals LLC | |
| Genzyme Corporation | GlaxoSmithKline LLC | Grifols Therapeutics LLC |
| Hoffmann-La Roche Inc. | Horizon Therapeutics Ireland DAC |
| IDEC Pharmaceuticals Corp. | Innate Pharma, Inc. | Ipsen Biopharm Limited | |
| Immunex Corporation | Insmed Incorporated | Ipsen Biopharmaceuticals, Inc. |
| Janssen Biotech, Inc. | Juno Therapeutics, Inc. a Bristol Myer-Squibb Company |
| Kamada Ltd. | Kite Pharma Inc. | ||
| Kiniksa Pharmaceuticals (UK), Ltd. | Kyowa Kirin, Inc. |
| Leadiant Biosciences, Inc |
| Merck Sharp & Dohme Corp. | MorphoSys US Inc. | Mylan Pharmaceuticals Inc. |
| Novartis Gene Therapies, Inc. | Novo Nordisk Inc. | ||
| Novartis Pharmaceuticals Corporation | NPS Pharmaceuticals, Inc. |
| Octapharma Pharmazeutika Produktionsges.m.b.H. |
| Partner Therapeutics, Inc. | PharmaEssentia Corporation | ProMetic BioTherapeutics, Inc. | |
| Pharmacia & Upjohn Company LLC | Pharming Americas BV | Protein Sciences Corporation |
| QOL Medical, LLC |
| Rare Disease Therapeutics, Inc. (RDT) | Regeneron Pharmaceuticals, Inc. | Ridgeback Biotherapeutics | |
| Recordati Rare Diseases, Inc. | rEVO Biologics, Inc. |
| Takeda Pharmaceuticals U.S.A., Inc. | Theratechnologies Inc. |
| Ultragenyx Pharamceutical Inc. | United Therapeutics Corporation |
| Valneva Austria GmbH | ViroPharma Biologics LLC |
| Wellcome Foundation Limited Wellcome Research Laboratories | Wyeth Pharmaceuticals Inc. | Wyeth Pharmaceuticals LLC |
| Y-mABs Therapeutics, Inc |