LUMA Opportunity Highlights

TRACK RECORD OF SUCCESS: DIVIDENDS ATCO $1.79 per share 28 years of annual dividend increases* 93 94 95 96 97 98 99 0 '01 '02 '03 '04 '05 '06 '07 '08 '09 10 11 12 13 14 15 16 17 18 19 20 21 72 * On January 14, 2021, ATCO declared a first quarter dividend of $0.4483 per share, or $1.79 per share annualized. INVESTOR PRESENTATION FEBRUARY 2021 Canadian Utilities 49 years of annual dividend increases* Longest track record of annual dividend increases of any Canadian publicly traded company 76 80 84 88 92 96 0 '04 '08 12 $1.76 per share 16 20 21 8 *On January 14, 2021, Canadian Utilities declared a first quarter dividend of $0.4398 per share, or $1.76 per share annualized. CANADIAN ATCO CUTILITIES LIMITED An ATCO Company

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