Timothy Shawn Durham Sr. (born 1962) is an American former lawyer and businessman convicted in 2012 of the largest corporate fraud ever investigated by the FBI in Indiana. His investment firm Obsidian Enterprises invested in a number of companies, including wireless device company BrightPoint and comedy brand National Lampoon, Inc., where Durham served as CEO. In 2012, Durham was sentenced to 50 years in prison in connection with a Ponzi scheme that defrauded 5,400 investors, many of them elderly, of approximately $216 million, according to the U.S. Securities and Exchange Commission.