7. Larry Ellison:
Lawrence Joseph Ellison is an American businessman, who is the co-founder of Oracle Corporation. He serves as the executive chairman and chief technology officer of Oracle. He is a drop out from the University of Illinois at Urbana-Champaign and the University of Chicago. Later, he started Oracle that became a successful database vendor to mid and low range systems. He is also a licensed aircraft pilot who owns two military jets. He is known for philanthropic activities and has signed The Giving Pledge. He obtains a salary of US$63.6 million and has a net worth of about US$60 billion.