Investor Presentaiton

ATCO GROUP OVERVIEW ATCO Frontec Leveraging our experience in remote locations and successfully building mutually beneficial partnerships. DEFENCE CONSTRUCTION CANADA (DCC) • . Secured two Facility Maintenance and Site Services contracts with DCC to maintain 15 Department of National Defence sites and associated infrastructure. Together, the two contracts have a combined revenue of $25 million and a 5-year base period. NORTH WARNING SYSTEM (NWS) - NASITTUQ CONTRACT • Awarded by the Government of Canada, a seven-year contract to operate and maintain the North Warning System (NWS) in the Canadian Arctic, along with three facilities in Ontario. Nasittuq Corporation (Nasittuq), a partnership between ATCO Frontec and the Pan Arctic Inuit Logistics Corporation (PAIL), will operate and maintain the 47 remote NWS sites. CANADIAN FORCES STATION (CFS) ALERT CONTRACT RENEWAL • • Awarded $122 million contract to continue providing support services at the Canadian Forces Station (CFS) Alert by Public Services and Procurement Canada, on behalf of the Department of National Defence. Nasittuq has been the incumbent provider since 2012 for this contract, and the new contract is set to commence in June 2023. Mewata Armoury, Department of National Defence North Warning System, Canadian Arctic ATCO Ltd. Investor Presentation 20 20

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