Green-tech advocate studied engineering at Indian Institute of Technology. Failed at attempt to start soy milk company catering to Indians without refrigerators. Earned biomedical master's at Carnegie Mellon, then Stanford M.B.A. Cofounded electric design automation company Daisy Systems in 1980. Two years later joined Andy von Bechtolsheim, Billy Joy, Scott Nealy to form Sun Microsystems. Served as chief executive for short time before turning to finance full-time 1996. Joined fellow Sun investor John Doerr at Kleiner Perkins; started own firm 2004. Khosla Ventures funds "science experiments": solar panels, clean tech.