LUMA Opportunity Highlights

2019 SUSTAINABILITY REPORT-ESG HIGHLIGHTS Energy Stewardship 3.5% hydrogen successfully blended with natural gas as part of the Clean Energy Innovation Hub in Australia, with a long-term goal of blending up to 15% hydrogen. Environmental Stewardship 23% Safety 23 electric vehicle charging stations installed in Alberta through the Peaks to Prairies project. reduction in our direct GHG emissions in 2019, equal to almost 2.5 million tonnes. 775 tonnes of GHG emissions avoided at ATCO operations by switching to renewable energy sources. 27% reduction in employee lost-time incident frequency in 2019. Community & Indigenous Relations $9.3M Invested in communities through gifts-in-kind, sponsorships, donations and our matching contribution to the employee-led ATCO Employees Participating in Communities (ATCO EPIC) program. Governance 33% of ATCO directors 36% elected in 2019 are of Canadian Utilities directors elected in 2019 are women. women. INVESTOR PRESENTATION FEBRUARY 2021 50 partnerships, joint ventures, and 13 relationship agreements with Indigenous communities. 40% equity interest in APL Fort McMurray West 500-kV Transmission line purchased by seven Indigenous communities along the route. DADS Each business unit has a Designated Audit Director who oversees financial and operating results, risk management and reports regularly to the Audit & Risk Committee of the Board of Directors. CANADIAN ATCO CUTILITIES LIMITED An ATCO Company

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