Mr. Jon Morrison reports

ALTAGAS TO HOST 2023 INVESTOR DAY

AltaGas Ltd. will host an investor day on Tuesday, Dec. 5, 2023. The event will be held in person from Toronto, Ont., with a virtual option by webcast. Members of AltaGas's executive team will provide updates on the company's corporate strategy and outlook, share its near- and long-term priorities, and provide 2024 financial guidance. To register, go to AltaGas's events and presentations web page.

Date:  Tuesday, Dec. 5, 2023

Time:  9 a.m. ET to 12 p.m. ET

The webcast, presentations and other materials will be available shortly after the conclusion of the event on AltaGas's website.

About AltaGas Ltd.

AltaGas is a leading North American infrastructure company that connects customers and markets to affordable and reliable sources of energy. The company operates a diversified, lower-risk, high-growth utilities and mid-stream business that is focused on delivering resilient and durable value for its stakeholders.

We seek Safe Harbor.