Mr. Jon Morrison reports

ALTAGAS CLOSES AGGREGATE $600 MILLION MEDIUM TERM NOTE OFFERINGS

AltaGas Ltd. has closed its previously announced issuance of $350-million of senior unsecured medium-term notes with a coupon rate of 5.141 per cent, maturing on March 14, 2034, and $250-million of senior unsecured medium-term notes with a coupon rate of 5.597 per cent, maturing on March 14, 2054.

The net proceeds resulting from the offering will be used to refinance the company's March, 2024, medium-term note maturities, to pay down other existing indebtedness, to finance working capital and for general corporate purposes.

The offering was made through a syndicate of investment dealers co-led by CIBC World Markets Inc., National Bank Financial Inc. and TD Securities Inc. under AltaGas's short form base shelf prospectus dated March 31, 2023, as supplemented by a prospectus supplement dated May 11, 2023, and related pricing supplements dated March 11, 2024.

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 energy infrastructure business that is focused on delivering stable and growing value for its stakeholders.

We seek Safe Harbor.