Wascana International Exploration Inc.
Wascana International Inc.
Wascana International Oil And Gas Inc.
Wascana Oil And Gas Canada Inc.
Waskana Oil & Gas Ltd.
Water Resource Consultants Ltd.
Watergroup Canada Ltd.
Watergroup Companies Inc.
WaterGroup Companies Inc.
Waternext Engineering Corp.
Waters Dental Arts Laboratory Ltd.
WBB Holdings Ltd.
WBS Western Business Services Ltd.
Well Country Consultants (canada) Limited
Wescan Pipe Protection Ltd.
Westank Industries Ltd.
Westcan International Trucks Ltd.
Westco Fertilizers Ltd.
Westcon Equipment & Rentals Ltd.
Western Agriculture Systems Limited