C. S. S. Computerized Security Systems Canada Ltd.

C.A.M. Brokerage Ltd.

C.M. Construction Management Ltd.

C.M.S. Industries Ltd.

C.W. Developments Ltd.

Cablenet Limited

Cablevision Lethbridge Ltd.

CADS Enterprises Ltd.

Caelum Technologies Ltd.

California Power Inc.

Calmar Industries Ltd.

Cambrian Facilities Consultants Limited

CAMECO - A. Canadian Mining & Energy Corporation

Cameco Bruce Holdings Inc.

Cameco Corporation

Cameco Gold Inc.

Cameco India Limited

Cameco International Corporation

Cameco Property Holdings Inc.

Cameco Resources Ltd.