- IASON GmbH
- IBSA Pharma SAS
- Idis Pharma France
- Idorsia Pharmaceuticals France SAS
- Iltoo Pharma
- Imaxio
- Immedica Pharma AB
- Immedica Pharma France
- Incyte Biosciences France
- Indivior France
- INFAI France
- InfectoPharm Arzneimittel und Consilium GmbH
- InfectoPharm France
- Innotech International
- Innothera
- Innovent Biologics
- Inosan Biopharma SA
- Inresa Arzneimittel Gmbh
- Inresa Medical
- Inresa Pharma
- Inresa SARL
- Insmed France SAS
- Insmed Netherlands BV
- Institut Georges Lopez IGL
- Intel Chimos
- Inter Trade Pharma
- INTERVAX
- Intsel Chimos
- Invectys
- Iphym
- IPSEN
- Ipsen Consumer Healthcare
- Ipsen Pharma
- Ipsen Pharma SAS
- Ire-Elit
- Iroko
- Iteos Therapeutics
- ITM Medical Isotopes GmbH