Duane L. Bergeson Holdings Limited
Dube Chemicals Inc.
Dubreuil & Murray Services de Documentation Inc.
DubzGlobal Inc.
Ducharme, Dagenais & Associates Insurance Brokers Limited
Ducor Ventures, Inc.
Due North Marine Group Ltd.
Duenorth Oncology Inc.
Dufferin Research Inc.
Duffmedia Inc.
Dufour, Schram, Latremouille Insurance Brokers Inc.
Dufran Construction Inc.
Dug N' Rob Ltd.
Dujohn Limited
Duke Fireplaces Incorporated
Dumasis Inc.
Duncan, Barkley And Associates Inc.
Dundas Entertainment Marketing Inc.
Dundee Global Inc.
Dundee Systems Inc.