Orenda Design Inc.
Orexpo Inc.
Organiplus Inc.
Ormstown Luminaire Inc.
Ostech Controle Industriel Inc.
Otera Canada Inc.
Otera East Inc.
Otera West Inc.
Otto Jangl Company Ltd.
Otto W. Speyer (1978) Inc.
Oulong International Canada Inc.
Our Fortuna Stable Inc.
Outils Mascana Inc.
Outils Speedy M.l. Inc.
Owista Construction Inc.