Kimbal Musk

Co-founder (Zip2); Tesla & SpaceX board member

Kimbal Musk co-founded Zip2 with his brother Elon in 1995 and has served on the boards of Tesla and SpaceX, giving him a four-decade view of the companies from the inside. An entrepreneur and restaurateur in his own right, he founded The Kitchen restaurant group and the Big Green nonprofit, which builds learning gardens in schools.