Standard Lithium Ltd. is a company focused on the exploration, development, and processing of lithium extracted from brine deposits across the United States. A key initiative for the company is the Lanxess project, which encompasses approximately 150,000 acres of brine leaseholds situated in southwestern Arkansas. This entity, initially incorporated in 1998, operated under the name Patriot Petroleum Corp. before officially rebranding to Standard Lithium Ltd. in December 2016.