Exhibit 99.1
MEDIA RELEASE
February 24, 2025
Algoma Steel Group to
Participate in the BMO 34th Global Metals, Mining & Critical Minerals Conference
SAULT STE. MARIE, ONTARIO (February 24,
2025) – Algoma Steel Group Inc. (NASDAQ: ASTL; TSX: ASTL) (“Algoma” or “the Company”), a leading Canadian producer of hot and cold rolled steel sheet and plate products, today announced that the Company is participating in
the BMO 34th Global Metals, Mining & Critical Minerals Conference on Monday, February 24, 2025 to Wednesday, February 26, 2025 in Hollywood, Florida. Prior to Algoma’s attendance at this conference, the Company will post a
copy of the presentation it intends to use in the Investors section of its website at ir.algoma.com.
Cautionary Statement Regarding Forward-Looking
Statements
This news release contains “forward-looking information” under applicable Canadian securities legislation and
“forward-looking statements” within the meaning of the U.S. Private Securities Litigation Reform Act of 1995 (collectively, “forward-looking statements”), including statements regarding Algoma’s transition to electric arc
furnace (EAF) steelmaking, Algoma’s future as a leading producer of green steel, Algoma’s modernization of its plate mill facilities, transformation journey, ability to deliver greater and long-term value, ability to offer North America a
secure steel supply and a sustainable future, and investment in its people, and processes. These forward-looking statements generally are identified by the words “believe,” “project,” “expect,” “anticipate,”
“estimate,” “intend,” “strategy,” “future,” “opportunity,” “plan,” “design,” “pipeline,” “may,” “should,” “will,” “would,”
“will be,” “will continue,” “will likely result,” and similar expressions. Forward-looking statements are predictions, projections and other statements about future events that are based on current expectations and
assumptions. Many factors could cause actual future events to differ materially from the forward-looking statements in this document. Readers should also consider the other risks and uncertainties set forth in the section entitled “Risk
Factors” and “Cautionary Note Regarding Forward-Looking Information” in Algoma’s Annual Information Form, filed by Algoma with applicable Canadian securities regulatory authorities (available under the company’s SEDAR+
profile at www.sedarplus.com) and with the SEC, as part of Algoma’s Annual Report on Form 40-F (available at www.sec.gov), as well as in Algoma’s current reports with the Canadian securities
regulatory authorities and SEC. Forward-looking statements speak only as of the date they are made. Readers are cautioned not to put undue reliance on forward-looking statements, and Algoma assumes no obligation and does not intend to update or
revise these forward-looking statements, whether as a result of new information, future events, or otherwise.
