Lancaster Resources Announces Resignation of Penny White and the Addition of Rob Heaslop to the Board of Directors

Vancouver, British Columbia--(Newsfile Corp. - March 5, 2026) - Lancaster Resources Inc. (CSE: LCR) (OTC Pink: LANRF) (FSE: 6UF0) ("Lancaster" or the "Company") announces the director resignation of Penny White, effective March 3, 2026. The Board thanks Penny White for her valuable contributions during her tenure and wishes her continued success in her future endeavors.

The Company is also pleased to announce the appointment of Mr. Rob Heaslop, as a director to the company's Board of Directors, effective immediately.

Mr. Heaslop is a geologist with 20 years' of exploration and resource development experience in Africa, Australia, and the Pacific with specific expertise in project generation and early stage targeting for precious and base metal deposits. Mr. Heaslop holds a Bachelor of Science (Hons) from The University of Queensland majoring in earth science and geology, and during his career has worked for major, junior, and private exploration and mining companies. In 2016, Mr. Heaslop founded his privately owned project generation company, MRG Resources Pty Ltd, that has created significant value identifying exploration opportunities in Australia, including deals with major and mid-tier mining houses and private exploration companies. Mr. Heaslop is a member of the Australasian Institute of Mining and Metallurgy (MAusIMM), Australian Institute of Geoscientists (MAIG), and the Society of Economic Geologists (SEG).

"We are thrilled to welcome Mr. Heaslop to the Board," said Andrew Watson, President & CEO of Lancaster Resources. "His technical expertise will be invaluable as Lancaster continues to develop our Lake Cargelligo gold project, Lac Iris polymetallic asset, and our other critical and precious mineral assets."

Rob Heaslop commented, "I am focused on the opportunities ahead and committed to help navigate a successful exploration program for our projects and shareholders. I am truly excited to continue working with the team here."

The new board appointment reflects Lancaster Resources' transition to a new corporate direction and commitment to strengthening its leadership and strategic capabilities to enhance shareholder value and propel the company's growth in the mining industry.

Andrew Watson, P.Eng., President & CEO and a Director of the Company, is a Qualified Person as defined under National Instrument 43-101 – Standards of Disclosure for Mineral Projects. Mr. Watson has reviewed and approved the scientific and technical information contained in this news release. Mr. Watson is a Director and the President and CEO of Lancaster and is not independent of the Company.