ATGAF - AltaGas Ltd. 2021 Q1 - Results - Earnings Call Presentation April, 29 2021 11:23 AM AltaGas Ltd FXDFR PRF PERPETUAL CAD 25 - Ser G The following slide deck was published by AltaGas Ltd. in conjunction with their 2021 Q1 earnings call. For further details see: AltaGas Ltd. 2021 Q1 - Results - Earnings Call Presentation