This Wharton grad made his first fortune from selling a contact lens company to Cooper Labs for $60 million in 1971. He then became the president of cable television pioneer Vision Cable Communications. Lindemann is also chairman and CEO of Activated Communications, Inc., a diversified communications firm headquartered in New York City. In 1983, he founded Metro Mobile, which merged with Bell Atlantic in 1992, netting Lindemann a cool $2.6 billion. In 1990, the diversified entrepreneur began his current role as the chairman of the board and CEO of Southern Union Company, which is one of the country’s largest natural gas-line companies.

This Wharton grad made his first fortune from selling a contact lens design company to Cooper Labs for $60 million in 1971. He then went on to become the president of cable television pioneer Vision Cable Communications. Lindemann is also chairman and CEO of Activated Communications, Inc., a diversified communications firm headquartered in New York …