He is the founder, CEO, and CTO of SpaceX; a co-founder, a Series A investor, CEO, and product architect of Tesla Inc.; co-chairman of OpenAI; founder and CEO of Neuralink. He was previously co-founder and chairman of SolarCity; co-founder of Zip2; and founder of X.com, which merged with Confinity and took the name PayPal. As of May 2017, he has an estimated net worth of $15.2 billion, making him the 80th-wealthiest person in the world. In December 2016, Musk was ranked 21st on the Forbes list of The World's Most Powerful People.
Musk has stated that the goals of SolarCity, Tesla, and SpaceX revolve around his vision to change the world and humanity. His goals include reducing global warming through sustainable energy production and consumption, and reducing the "risk of human extinction" by "making life multiplanetary" by establishing a human colony on Mars.
The scariest problem
"AI is a fundamental existential risk for human civilization, and I don't think people fully appreciate that," Musk said. He said he has access to cutting-edge AI technology, and that based on what he's seen, AI is "the scariest problem."
Elon Musk Warns Governors:
Artificial Intelligence Poses 'Existential Risk'