7. Jose Luis Ochoa Vasquez with his brothers:
Fortune: $6 billion
Jorge, Fabio and Juan David Ochoa are members of the Medellin Cartel. The brothers became well known for manufacturing, distributing and marketing of cocaine. The brothers also had a cattle breeding business and restaurants. Since they were very powerful, any attempt to eradicate them failed, and they said that any attempt to kill any of them would lead to the murder of the Columbian judges.