Atco Ltd is a Canada-based diversified company. The company’s Structures & Logistics segment offers workforce and residential housing, modular facilities, construction, site support services, workforce lodging services, facility operations, and maintenance, defense operations services, and disaster and emergency management services. The Neltume Ports segment includes the equity interest in Neltume Ports S.A., a port operator and developer based in South America. The Retail Energy segment provides electricity and natural gas retail sales, and home maintenance solutions. Its Canadian Utilities Limited segment includes ATCO Energy Systems, ATCO EnPower, and ATCO Australia. It generates maximum revenue from the ATCO Energy Systems segment.