| Company Name | Country |
|---|---|
| Aptarion Biotech AG | Germany |
| AptaTargets, S.L. | Spain |
| Apurano Pharmaceuticals GmbH | Germany |
| Aqilion AB | Sweden |
| Aquarium Münster Pahlsmeier GmbH | Germany |
| Aquilón CYL, S.L. | Spain |
| AqVida GmbH | Germany |
| ARAC AT Regulatory Affairs Consulting GmbH | Austria |
| Arctic Therapeutics, hf | Iceland |
| ARDEAPHARMA a.s. | Czech Republic |
| ARDEZ Pharma, spol. s r.o. | Czech Republic |
| Arex Advisor AB | Sweden |
| Ariceum Therapeutics GmbH | Germany |
| Ariti S.A. | Greece |
| Arivin Therapeutics Oy | Finland |
| Arriani Pharmaceuticals SA | Greece |
| Arriello s.r.o. | Czech Republic |
| ARS Pharmaceuticals IRL, Limited | Ireland |
| Artemida Pharma Europe Limited | Ireland |
| ArThec Spolka Akcyjna | Poland |
| Arthex Biotech, S.L. | Spain |
| Arthritis4Cure | France |
| Asamedic AS | Norway |
| Ascelia Pharma AB | Sweden |
| ASH, s.r.o. | Slovakia |
| AshCure Pharma B.V. | Netherlands |
| Asherman Therapy, SLU | Spain |
| ASK Pharmaceuticals GmbH | Germany |
| Asphalion, S.L. | Spain |
| Astherna BV | Netherlands |
| Astraveus | France |
| AstriVax NV | Belgium |
| Athenstaedt GmbH & Co KG | Germany |
| ATLANTHERA | France |
| AtmosR SAS | France |
| Atonco | France |
| ATXA Therapeutics Limited | Ireland |
| Augustine Therapeutics NV | Belgium |
| Aura Biosciences B.V. | Netherlands |
| Aurealis Therapeutics | Finland |
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