Current Net Worth: $3.2 Billion
Most Known For: Being owner of the Dallas Mavericks NBA Basketball Team.
Also Known For: Regular appearances on Shark Tank as a Shark Investor.
First Attempt to Make Money: Selling Garbage Bags as a young boy at home in Indiana.
Colleges Attended: University of Pittsburgh & Indiana University at Bloomington.
He Became a Billionaire When: He sold an Audio & Video Portal originally named Audionet, Later re-named Broadcast.com; to Yahoo for 5.7 Billion in 1999, the height of the "dot.com" boom.
Audionet was originally founded with fellow college student Todd Wagner for the purposes of webcasting Indiana Hoosier basketball. Re-named Broadcast.com the company had 330 employees and had 13.5 million in revenue at the time it was acquired by Yahoo.
Jobs held prior to becoming a billionaire: Bartender, Disco Dance Instructor, Party Planner.
Cuban also owns: Landmark Theaters, Magnolia Pictures, and is Chairman of the HDTV Cable Channel Axs TV.
Personal Life: Mark Cuban married Tiffany Steward in Barbados in 2002. They have 3 children and reside in a 24,000 sq ft mansion in the Preston Hollow area of Dallas.
Advice From Billionaire Mark Cuban: