Standard Lithium Announces Board Member Resignation

VANCOUVER, British Columbia, Sept. 11, 2026 /CourierPR/ -- Standard Lithium Ltd., a leading near-commercial lithium company, announced on [Date] that Karen Narwold will resign from its Board of Directors effective September 15, 2026. Narwold, who has been a valuable member of the board during her tenure, will step down to take on a new executive position that requires increased time commitments.

Bob Cross, the Independent Chairman of Standard Lithium, expressed gratitude for Narwold's contributions and wished her well in her new role.

Following Narwold's resignation, the Board will consist of eight directors. Standard Lithium has initiated a search process to identify a new independent director who can complement the existing experience and expertise of the board. The company aims to appoint a new director to support its continued growth and strategic objectives.

Standard Lithium is focused on the sustainable development of large, high-grade lithium-brine properties in the United States. Its flagship projects are located in the Smackover Formation, with a particular focus in Arkansas and Texas. The company is advancing the South West Arkansas project in partnership with global energy leader Equinor and is actively working on a promising lithium brine resource position in East Texas, including the highest known lithium brine grade project in North America, the Franklin project.

The company's commitment to achieving sustainable, commercial-scale lithium production is driven by the application of a scalable and fully integrated direct lithium extraction and purification process. Standard Lithium trades on both the TSX Venture Exchange and the NYSE American under the symbol "SLI."

The resignation of Karen Narwold marks a significant transition in the company's governance structure. The search for a new independent director is expected to ensure the board's continued effectiveness in guiding the company through its strategic initiatives and growth plans.