United Bullion Exchange, Inc. (UBEX) is an exploration stage company engaged in the acquisition, exploration, development, mining, and production of mineral properties in the United States, with a primary focus on lithium brines; it operates in the diversified metals and mining industry targeting lithium and related resources for energy storage and industrial applications. The company offers exploration services for lithium-rich brines and other minerals, including property acquisition, geological assessment, drilling, and development activities conducted through its proprietary projects in key U.S. regions. Founded in 2002 and headquartered at 871 Coronado Center Drive, Suite 200, Henderson, Nevada, United Bullion Exchange previously operated as Causeway Entertainment Co. before changing its name in May 2011 to reflect its shift into mineral exploration from entertainment. No recent acquisitions, partnerships, funding rounds, product launches, or major strategic expansions have been reported in the last two years for the company.