Okuno Masaaki
Olah George A
Olason Gunnar
Olivier Daniele
Olivier-Bourbigou Helene
Olleandorff Riitta L. A.
Ollivier Benoist
Ollivier Jean
Olsbye Unni
OM Group, Inc. (Mooney Chemicals, Inc.)
OmegaPoint Systems, LLC
OMG AG & Co. KG
Omoshiki Koji
On Quoc An
Onai Katsuji
Onal Isik
Onimus Wilson H.
Oogjen Bob Gerardus
Oonuma Tsuguhiro
Ootake Nobuo