Elon Reeve Musk FRS is an engineer, industrial designer, philanthropist, and technology entrepreneur. He is a citizen of South Africa, the United States, and Canada. He is the founder, CEO and chief engineer/designer of SpaceX; early investor, CEO and product architect of Tesla, Inc.; founder of The Boring Company; co-founder of Neuralink; and co-founder and initial co-chairman of OpenAI. He was elected a Fellow of the Royal Society in 2018. In December 2016, he was ranked 21st on the Forbes list of The World's Most Powerful People, and was ranked joint-first on the Forbes list of the Most Innovative Leaders of 2019. He has a net worth of $27.9 billion and is listed by Forbes as the 20th-richest person in the world. He is the longest tenured CEO of any automotive manufacturer globally.