Guard-All Building Solutions Canada Ltd.
Guardex Lubes Inc.
Guardian Biotechnologies Inc.
Guardian Helicopters Inc.
Guardian Manufacturing Solutions
Guardian Telecom Inc.
Guardian, Shawcor Company
Guardians Plans (canada), Inc.
Guernica Investments Inc.
GUIC Capital Corporation
Guiding International Marketing Inc.
Guido & Wong Inc.
GuildOne, Inc.
Gulch Energy Ltd.
Gulf (n.a.) Limited.
Gulf Canada 1985 Limited
Gulf Canada Calgary Limited
Gulf Canada Frontier Exploration Limited
Gulf Canada Hibernia Ltd.
Gulf Canada Limited