Tesla, Inc. has a subsidiary that's headquartered in the United States.
SolarCity Corporation is an American company that specializes in solar energy services and is headquartered in San Mateo , California . Tesla , Inc. ( formerly named Tesla Motors ) is a major American automaker , energy storage company , and solar panel manufacturer based in Palo Alto , California . The company specializes in electric cars , Lithium-ion battery energy storage , and , through their SolarCity subsidiary , residential solar panels .