Space Exploration Technologies Corporation (SpaceX) is a space-transportation startup company founded by Elon Musk. It is developing the partially reusable launch vehicles Falcon 1 and Falcon 9. Originally based in El Segundo, SpaceX now operates out of Hawthorne, California, USA. SpaceX was founded in June 2002 by Musk who had invested $100 million of his own money in the company as of March 2006. In January 2005, SpaceX bought a 10% stake in Surrey Satellite Technology Ltd. Founded in 2002, the SpaceX team now numbers over 500, located primarily in Hawthorne, California, with four additional locations: SpaceX’s Texas Test Facility in McGregor near Waco; offices in Washington DC; and launch facilities at Cape Canaveral, Florida, and the Marshall Islands in the Central Pacific.