Swedish investment banker and businessman Thomas Sandell has an estimated net worth of $1.33 billion as of May 2016 according to Forbes. He is best associated with Sandell Asset Management, the firm he founded. Sandell is also associated with Castlerigg Master Investments.

After completing his bachelor's degree from Sweden's Uppsala University, Thomas Sandell attended Columbia University where he finished his MBA. He is currently married and has one child.

After becoming a part of Bear Stearns in 1988, Sandell established the hedge fund company, Sandell Asset Management Corp which is currently headquartered in New York. The company specializes in dealing with credit opportunities, global risk arbitrage, and equity special situations. Later on, the company was named by The Hedge Fund Journal as "Best Performing Risk Arbitrage Fund." It was also selected as one of "The Hedge Fund Hot 100."