Investor Presentaiton

Key Takeaways Near-term catalysts 2018 ☐ Debt/Hybrid Financing Further asset monetization initiatives to achieve an additional $1B in proceeds Potential new Gas and Power development initiatives Medium-term catalysts (12 - 24 Months) 2019-2020 ■ New battery storage and solar projects ■ New Midstream projects including Townsend 2B, and North Pine (train 2) Completion of Ridley Island Propane Export Terminal (Q1 2019) ■ Completion of Marquette Connector Pipeline in Michigan (Q4 2019) Strong rate base growth across Utilities Commitment to maintaining balanced long-term mix across 3 business lines AltaGas Expectations as at August 1, 2018 See "forward-looking information" 18

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