Elon Musk is an entrepreneur, inventor, and investor who has co-founded multiple companies in various industries. He co-founded PayPal which was later acquired by eBay, and is the CEO of Tesla Motors which produces electric vehicles, SpaceX which develops rockets and spacecraft, and SolarCity which installs solar energy systems. Musk's overarching goal is to enable the colonization of Mars and reduce the use of fossil fuels through companies focused on renewable energy and space exploration. He has received numerous awards and recognition for his technological and business innovations.