Investor Presentaiton

BHE Transmission BHE U.S. TRANSMISSION . BHE Transmission (BHET) owns approximately 10,300 miles of transmission lines and 346 substations • 700 employees • • • AltaLink owns and operates regulated electricity transmission facilities in the province of Alberta - - - Supplies electricity to approximately 85% of Alberta's population No volume or commodity price exposure Revenue from AA- rated Alberta Electric System Operator (AESO) Mid-year 2022 forecast rate base of C$7.6 billion and CWIP of C$152 million as per approved 2019-2021 General Tariff Application (GTA) In May 2020, BHET acquired the Montana Alberta Transmission Line, a 214-mile 230-kV line that runs from Lethbridge, Alberta to Great Falls, Montana BHE US Transmission (BHE UST) is engaged in various joint ventures to develop, own and operate transmission assets BHE UST owns a 50% interest in Electric Transmission Texas (ETT). ETT owns and operates transmission assets in the Electric Reliability Council of Texas, with total assets of $3.3 billion as of September 30, 2021 BHE UST owns a 25% interest in Prairie Wind Transmission, LLC in Kansas with total assets of $139 million as of September 30, 2021 ALTALINK 62 32

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