- = Science
- Abacus Medicine
- Abacus Medicine A/S
- Abbott Arzneimitel GmbH
- AbbVie
- Abionyx Pharma
- ABX Advanced Biochemical Composts || Inc
- Acadia Pharmaceuticals Inc
- Olthcare France SAS ACCREAZIONE
- Olthcare Ltd
- Accordo SLU Healthcare
- Ace Pharmaceuticals
- = Acrotech Biopharma LLC
- ADS Pharma
- Applicazioni avanzate
- Biodesign avanzato
- Advanz Pharma France
- Advanz Pharma France
- Advicenne
- Ageus Inc
- AGEPS
- = Inc
- Aguetant
- AICURIS
- = Air Liquid Antilles Guyana
- Air Liquid Réunion
- Air Liquid Health
- Air Products
- = Industria dei prodotti aerei
- SAS
- Akorn Consumer Health
- Alcon
- Alept
- Orlection Pharma France
- Alfasigma France
- Alfasigma Schweiz
- alk | Italia || 349
- Allergan France
- Alliance Healthcare France
- Alliance Pharma France
- Alliance Pharmaceuticals Ltd
- Alloga France
- Almirall SAS
- Almus France
- Alnylam France SAS
- alter
- Amdipharm Ltd
- Amdipharm Mercury Australia Pty Ltd
- Amgen Europe BV
- AMGEN SAS
- Amgen Technology (Irlanda) UC | Terapeutica SAS
- Amicus Therapeutics SAS
- aming
- Angelini Pharma
- AOP Orphan Pharmaceuticals France
- Footex Europe Ltd
- Argenx France
- Argos Zyklotron Betriebs-Gesmbh
- Arkopharma
- Arog Pharmaceuticals Inc
- freccia generici
- Arvelle Therapeutics Netherlands BV
- = Cendis Pharma Done Diseases A/S | Italia
- Aspen France
- ASSISTENZA PUBBLICA-HOSPITILI DE PARIS
- Astellas Pharte Europe BV
- Astellas Pharma France
- Astrazeneca
- Atara Biotherapeutics Inc
- = Atnahs Pharma Paesi Bassi BV
- Aton Pharma
- Atral SA
- Auxilium UK Ltd
- Avexis EU Limited