OptiKey Vision Care Inc.
Optima Telecom, Inc.
Optomatic & Chromatograph INC.
OraExpert Consulting Inc.
Orange Bell Inc.
Orange Cup Of Canada Limited
Orasi Canada Inc.
Ordan Thermal Products Ltd.
Orex Security Services Inc.
Org Inc.
Organisation Metrics Inc.
Oriental Air & Sea Service (canada) Inc.
Oriental Freight Transportation Inc.
Oriental Granite & Marble Inc.
Oriental Tai Chi Toronto
Orientek Inc.
Orientex Ind. Inc.
Orim Meikle Ministries
Orite Ingredient Ltd.
Orix Solutions Inc.