Mr. Jeremy Poirier reports

GRIT METALS ANNOUNCES NEW CEO AND ADDITIONAL MANAGEMENT CHANGES

Grit Metals Corp. has appointed Jake Clark as the new chief executive officer (CEO) and a director of the company, effective immediately.

Highlights

• Mr. Clark, currently serving as vice-president of exploration of Grit, to lead the company through its next phase of exploration-focused technical and corporate development;
• Current chief executive officer Jeremy Poirier to transition to the role of chairman.

Further details

The company is pleased to announce the appointment of Jake Clark, MGeol (honours), MAIG, RPGeo, as chief executive officer and a director of the company, effective immediately.

Mr. Clark currently serves as vice-president, exploration, of Grit and has played a central role in the technical advancement and strategic review of the company's exploration portfolio. His appointment as CEO provides continuity of leadership as the company progresses its exploration strategy and evaluates opportunities to create value across its portfolio.

Mr. Clark is a registered professional geologist and mining executive with more than 12 years of international experience across mineral exploration, mining and investment. His career has included senior technical and corporate roles across Europe, Africa, the Middle East and North America, with experience spanning base and precious metals, project evaluation, exploration strategy, and the management of multijurisdictional mineral portfolios.

"I am pleased to see Jake step into the CEO role following the significant progress made in Finland under his leadership as VP, exploration," said Grit Metals' departing chief executive officer, Jeremy Poirier. "I am confident he is well placed to lead the company through its next stage of advancement."

Mr. Clark commented: "I am delighted to take on the role of CEO and join the board of directors at an important stage in Grit's development. Having worked closely with the company's projects and technical team, I believe we have a strong understanding of where the greatest opportunities lie, and my focus will be on disciplined exploration, efficient deployment of capital and delivering clear, technically driven progress for shareholders."

The company believes Mr. Clark's combination of technical expertise, international experience and existing knowledge of Grit's assets positions him well to lead the company through its next stage of growth.

The board of directors would like to congratulate Mr. Clark on his appointment and looks forward to working with him as CEO.

Mr. Poirier will assume the position of chairman, replacing the current chairman Gino DeMichele, who will retire from the board effective immediately. The board would like to thank Mr. DeMichele for his leadership, support and contributions over the last six years.

Stock option issuance

In connection with Mr. Clark's appointment, the company's board of directors has approved the grant of stock options to purchase an aggregate of 700,000 common shares of the company with an exercise price of 11 cents per common share to Mr. Clark. Once vested, each option is exercisable into one common share for a period of five years from the grant date. The company's equity incentive plan governs these options, as well as the terms and conditions of their exercise, which is in accordance with policies of the TSX Venture Exchange. Further details regarding the plan are set out in the company's management information circular filed on Dec. 9, 2025, which is available on SEDAR+.

About Grit Metals Corp.

Grit Metals is a junior exploration company focused on lithium-cesium-tantalum pegmatites in central Finland. The company's exploration properties are located within one kilometre of Keliber's integrated lithium mine and production complex, a project developed by Sibanye-Stillwater Ltd. in partnership with Finnish Minerals Group. Keliber represents approximately 783 million euros of capital invested to complete construction, with a further 200-million-euro shareholder financing package agreed to support staged ramp-up. The project comprises mining areas, the Paivaneva spodumene concentrator and a lithium hydroxide refinery at Kokkola, forming an integrated hard-rock lithium supply chain in the region.

We seek Safe Harbor.