5E Advanced Materials, Inc. is a development stage company. It is a supplier of refined borates and advanced boron materials, complemented by calcium-based co-products, and potentially other by-products such as lithium carbonate. It focuses on developing capabilities ranging from upstream extraction and product sales of borates, calcium-based co-products, and potentially other byproducts, such as lithium carbonate, to downstream advanced boron material processing and development. It holds 100% of the rights through ownership and lode claims filed with the United States Bureau of Land Management in the 5E Boron Americas (Fort Cady) Complex (the Project) located in southern California through its wholly owned subsidiary 5E Boron Americas LLC. Its Project is underpinned by boron reserves and a lithium resource, with the borates being contained in a conventional boron mineral known as colemanite. Its subsidiaries include American Pacific Borates Pty Ltd. and 5E Boron Americas, LLC.