Data Control Management Solutions Ltd.
Deep Pan Pizza Canada Ltd.
Del Cid Auto Electric
Delphi Systems Inc.
Diad Agricultural Services Ltd.
Discovery Computers & Wireless Lethbridge
Don Corothers Building Materials Ltd.
Don Pickett & Sons Building Supplies Ltd.
Ducan Industries Inc.
Duncan Family Holdings Ltd.
Dunlop Ford Sales Ltd.
Ederlud Holding Ltd.
Elite Wood Products Ltd.
Enercon
Enercon Water Treatment Ltd.
English Language Centre - Lethbridge College
Essen Capital Inc.
Essen Insurance Corporation
Essen Sports Advisory Inc.
Etong Electronic & Information, Inc.