Pudur, 36, is ranked at 10th position on the list with a personal fortune of $4 billion. His company has over 500 clients, including Boeing, MTV, Nortel, General Motors and Delta. An investor with a passion for solving consumer problems, Pudur began his career at the age of 13 fixing bikes, and breeding champion dogs before he graduated to start his technology business. He made his first million at the age of 21, first billion at the age of 26 and never looked back.