AltaGas Value Proposition

I 2020 2021 2022 2023 2024 2025 2026 Bcf/d Canada: Natural Gas and NGL Outlook is Robust Canadian Natural Gas Production (2020-2030) WCSB NGL Outlook, by Product (2020-2030) WCSB NGL Outlook, by Play (2020-2030) 25 2,000 2,000 Cardium Deep Basin Duvernay Ethane Propane Montney Others 1,800 Butane Natural Gasoline 1,800 Cardium Deep Basin Alberta Montney BC Montney Duvernay Other Field Condensate 20 1,600 1,600 1,400 1,400 15 MBbl/d 1,200 1,200 1,000 Montney 10 LPGs MBbl/d 1,000 Montney 10 800 800 600 600 5 400 NGLS 400 Deep Basin 200 200 Deep Basin 0 0 Sources: Wood Mackenzie. Notes: *See "Forward-looking information" AltaGas Canada Set to Show Significant Gas/NGL Growth 2020 2021 2022 2023 2024 2025 2026 2027 I 2028 2029 I Canadian gas production to rise by 40% through 2030 to >22 Bcf/d. Canadian NGLs production to rise by >35% over the same period with limited domestic demand growth. I Montney to represent 65% of total production growth through 2030; Deep Basin will also march higher. 2030 27 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030

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