ATCO Ltd., operating as the ATCO Group, is a publicly-traded Canadian engineering, logistics and energy holding company based in Calgary, Alberta.

ATCO’s subsidiaries include electric utilities, natural gas production and distribution companies, and construction companies.

Trade name:      ATCO Group

Formerly:            Alberta Trailer Company

Traded as:           TSX: ACO.X (Non-voting); TSX: ACO.Y (Voting)

Industry:              Electricity generation and distribution, natural gas, construction, logistics

Founded:            1947

Founders:           S. Don Southern & Ron Southern

Headquarters:   Calgary, Alberta, Canada

Website:              www.atco.com