| Company Name | Country |
|---|---|
| Nobel Pharma Ltd | Bulgaria |
| Nobilus Ent Tomasz Koźluk | Poland |
| NOD Apiary Ireland Limited | Ireland |
| Nomad Bioscience GmbH | Germany |
| Nordic Prime ApS | Denmark |
| Norma Hellas s.a. | Greece |
| Nova Laboratories Ireland Ltd | Ireland |
| NovaBiotics Limited (Ireland) | Ireland |
| NovaCurie GmbH | Germany |
| Novadip Biosciences | Belgium |
| Noventia Pharma Srl | Italy |
| Noventis, s.r.o. | Czech Republic |
| Novumgen Limited | Ireland |
| NuBiopeutics Ireland Limited | Ireland |
| Nuvation Bio Ireland Limited | Ireland |
| NWPharmaTech GmbH | Austria |
| Nykode Therapeutics ASA | Norway |
| O.S.K. LEDPHARM LTD | Cyprus |
| OBA-Pharma ApS | Denmark |
| Oblita Therapeutics bvba | Belgium |
| OC Vigilance SL | Spain |
| Ocugen Limited | Ireland |
| Oculis ehf. | Iceland |
| Odimma Therapeutics | France |
| OGD2 Pharma | France |
| Oikonomou Aristi-Errieti (trading as Vigi-Care) | Greece |
| Olavide Neuron STX S.L. | Spain |
| Olikla s.r.o. | Czech Republic |
| Oloker Therapeutics srl | Italy |
| Omnicin Therapeutics B.V. | Netherlands |
| ONCO-EUROPE Kft. | Hungary |
| Oncoheroes Biosciences S.L. | Spain |
| Oncoinvent AS | Norway |
| OncoNano Medicine Limited | Ireland |
| Onconova Europe GmbH | Germany |
| Oncopeptides AB | Sweden |
| Oncoradiomics S.A. | Belgium |
| Oncoral Pharma ApS | Denmark |
| Oncorena AB | Sweden |
| Oncoscience GmbH | Germany |
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