Vikram Lal's wealth jumped along with shares of Eicher Motors, founded by his father. It is India's third largest maker of commercial vehicles, plus it has a JV with Volvo for trucks, buses. There is a 9-month waiting list for its Royal Enfield motorbikes, the latest model of which was just launched in London. Since handing over charge to son Siddhartha in1997, he's been devoting himself to various social causes.