TSX Shockwave Technology Inc.
Turf King Hamilton
Turn-R-Tech Ltd.
Tuthill Transport Technologies Inc.
Two Chicks Landscaping Services Ltd.
Tyche Building Corporation Ltd.
U. Drive Canada Vehicle Services Inc.
U. S. Steel Canada Inc.
U. S. Steel Tubular Products Canada Gp Inc.
U.a. Local 67 Welding And Technology Inc.
Ulife Limited
Ultimacy International Inc.
Ultimate Destination Inc.
Ultimate Media Factory Inc.
Umbrella Games Inc.
Umst Surplus Trading Inc.
Uncommon Threads Embroidery Inc.
Unified Engineering.com Corp.
Unified Mortgage Consultants Inc.
Uniflo Pipeliners West Inc.