Most Innovative Companies Final Deadline: October 3 LOGIN SUBSCRIBE | FastCo Works advertisement BY Associated Press Listen to this ArticleMore info 0:00 / 0:00 The U.S. government is taking a minority stake in Lithium Americas, a company that is developing one of the world's largest lithium mines in northern Nevada. The Department of Energy will take a 5% equity stake in the miner, which is based in Vancouver. It will also take a 5% stake in the Thacker Pass lithium mining project, a joint venture with ...