Oldham Gerald R.
Olson Jesse Tate
Ono Chiyoaki
Onsori Siamak
Oosthuizen Johannes Hendrikus
Ordonez Rudy
Orlov Naum Y.
Orlov Vladimir M.
Oser Michael S.
Osokin Jury I.
Osterwise George A.
OSUM Oil Sands Corp.
OSUM Oil Sands.Corp
Ottestad Jack B.
Otto, Jr. John B.
Oudenhoven Martin S.
Oven Terence
Over-Lowe Company, Inc.
Owen Howard D.
Ozdemir Levent