Omron Healthcare Europe B.V.
Omron Healthcare Manufacturing Vietnam Co. Ltd.
Oncomed manufacturing a.s.
Oncosem Onkolojik Sistemler A.S.
Ontex BVBA EEKLO
Ontex N.V.
Opella Healthcare
OPKO Health Spain S.L.U.
Optima Sobirjon ООО
Optimus Generics Limited
Optimus Pharma Private Limited
Oral-B Laboratories
OraSure Technologies Inc.
Orchid Healthcare
Organic Oils
Organica ООО
Organon
Orifarm Manufacturing Poland Sp. z o.o.
Orion Corporation
Orion Pharma