Canadian Utilities Limited announced the retirement of CEO Siegfried Kiefer effective July 1, 2021. With the unanimous support of the Canadian Utilities Board, Nancy Southern, Chair and CEO of ATCO and Executive Chair of Canadian Utilities will re-assume the CEO role at Canadian Utilities on July 1 and continue to serve as Chair of the Board. The decision of Mr. Kiefer to retire is part of a planned succession arrangement that will see him continue to provide strategic advice and counsel to Canadian Utilities and ATCO in a role as Honorary Director, Office of the Chair, ATCO Ltd.