Mr. Colin Jackson reports

ATCO TO RELEASE FIRST QUARTER 2024 RESULTS ON MAY 2, 2024

Atco Ltd. will release its financial results for the quarter ended March 31, 2024, on Thursday, May 2, 2024. The news release will be distributed by Cision, and the results, including financial statements and management's discussion and analysis, will be posted on the Atco website.

Atco will hold a live teleconference and webcast with Katie Patrick, executive vice-president and chief financial and investment officer, and Adam Beattie, president, structures, at 10 a.m. Mountain Time (12 p.m. Eastern Time) on Thursday, May 2, 2024, at 1-844-763-8274. No passcode is required.

Opening remarks will be followed by a question-and-answer period with investment analysts. Participants are asked to please dial in 10 minutes prior to the start and request to join the Atco teleconference.

Management invites interested parties to listen by live webcast.

A replay of the teleconference will be available approximately two hours after the conclusion of the call until June 2, 2024. Please call 1-855-669-9658 and enter passcode 0790.

As a global enterprise, Atco and its subsidiary and affiliate companies have approximately 20,000 employees and assets of $25-billion. Atco is committed to future prosperity by working to meet the world's essential energy, housing, security and transportation challenges. Atco Structures designs, builds and delivers products to service the essential need for housing and shelter around the globe. Atco Frontec provides operational support services to government, defence and commercial clients. Atco Energy Systems delivers essential energy for an evolving world through its electricity and natural gas transmission and distribution, and international operations. Atco EnPower creates sustainable energy solutions in the areas of renewables, energy storage, industrial water and clean fuels. Atco Australia develops, builds, owns and operates energy and infrastructure assets. Atcoenergy and Rumi provide retail electricity and natural gas services, home maintenance services, and professional home advice that bring exceptional comfort, peace of mind and freedom to homeowners and customers. Atco also has investments in ports and transportation logistics, the processing and marketing of fly ash, retail food services, and commercial real estate.