Title: Co-founder and CEO, Solar City
Born: January 22, 1977, Pretoria, South Africa
Early Marker: Founded Everdream in 1998 to provide IT support services to small businesses, sold to Dell.
Big Idea: Solar City, backed by Rive's cousin Elon Musk, is largest U.S. provider of solar energy systems to homes and businesses; uses group buying to lower installation costs.
Wave of the Future: Sustainable economy/green energy