5E Advanced Materials, Inc., an exploration stage company, engages in the exploration and development of mineral properties in the United States. The company explores for borates and lithium deposits. It holds 100% interest in the Fort Cady project located in the Mojave Desert region in eastern San Bernardino County, California. The company was formerly known as American Pacific Borates Limited. 5E Advanced Materials, Inc. was incorporated in 2021 and is based in Hesperia, California.