Mr. Martin Ferron reports

NORTH AMERICAN CONSTRUCTION GROUP LTD. ANNOUNCES APPOINTMENT TO BOARD OF DIRECTORS

North American Construction Group Ltd. has appointed Dr. Vanessa Guthrie, AO, to its board of directors, effective March 1, 2024.

Dr. Guthrie has broad strategic experience in the natural resources sector in Australia, spanning more than 30 years. She has held a diverse array of senior leadership positions across operations, indigenous affairs, corporate development and sustainability. These include being the managing director of Toro Energy Ltd., an Australia Stock Exchange listed company involved in uranium mining; vice-president of sustainable development for Woodside Energy Group Ltd.; and a mine manager for Alcoa Corp.

Dr. Guthrie also has extensive past and current experience serving on the boards of several prominent ASX-listed companies, including Santos Ltd., Orica Ltd. and Lynas Rare Earths Ltd. She is a former chair of the Minerals Council of Australia and a current board member of Infrastructure Australia. Her contribution to the mining and resources industry was recognized in 2017 through the award of an honorary doctor of science from Curtin University, where she is now chancellor elect, for her contribution to sustainability, innovation and policy leadership in the resource industry. In 2021, she was also made an officer of the Order of Australia for distinguished service to the mineral and resource sector and as a role model for women in business. Dr. Guthrie has a PhD in geology as well as qualifications in law, environment and business management.

"We are delighted to welcome such an accomplished executive and board leader to our board of directors," commented Martin Ferron, board chair. "Dr. Guthrie will undoubtedly make a significant strategic contribution as NACG looks for further long-term growth in the mining of natural resources and infrastructure development industries in Australia."

About North American Construction Group Ltd.

North American Construction Group is a premier provider of heavy civil construction and mining services in Canada, the United States and Australia. For 70 years, North American Construction Group has provided services to the mining, resource and infrastructure construction markets.