| Company Name [asc] | Country |
|---|---|
| Chemiczno-Farmaceutyczna Spóldzielnia Pracy "ESPEFA" | Poland |
| Chemifarma SpA con socio unico | Italy |
| Chemipharm S.G. DE TCHAVES & CIE E.E | Greece |
| CHENPON DE GmbH | Germany |
| Cherry Biotech SAS | France |
| Chosa Oncology AB | Sweden |
| CHX Technologies Europe Limited | Ireland |
| CILcare | France |
| Ciloa SAS | France |
| CimCure B.V. | Netherlands |
| Cinclus Pharma Holding AB | Sweden |
| Circius Pharma AB | Sweden |
| Citrine Healthcare Ltd | Ireland |
| CKD PHARM | France |
| Clene Netherlands B.V. | Netherlands |
| Clinres Farmacija d.o.o. | Slovenia |
| Clinres Nova d.o.o. | Croatia |
| ClinSearch | France |
| CO.DON GmbH | Germany |
| Co.Im.5 GmbH | Austria |
| Cogmotiv FlexCo | Austria |
| Color Pharma LDA | Portugal |
| Comanche Biopharma (Europe) Limited | Ireland |
| Combustin pharmazeutische Präparate GmbH | Germany |
| Confo Therapeutics | Belgium |
| Connecta Therapeutics S.L. | Spain |
| Consilienta GmbH | Germany |
| Cordex Biologics International Limited | Ireland |
| Corion Biotech S.r.l. | Italy |
| Cortalix BV | Netherlands |
| Costakis Tsisios & Co. Ltd | Cyprus |
| CPCH - Companhia Portuguesa Consumer Health,Lda | Portugal |
| Crazy Science & Business SL | Spain |
| Creative Pharma & HR Services Single Member S.A. | Greece |
| Creative Pharma Solutions s.r.o. | Czech Republic |
| Cresia Consulting SL | Spain |
| Criceto IKM B.V. | Netherlands |
| Critical Path Institute Stichting | Netherlands |
| Crofar - Assessoria Científica Farmacêutica, Lda. | Portugal |
| Cross Pharmaceuticals PC | Greece |
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