The International Racquetball Tour (IRT) is the leading professional racquetball organization for men's competition. It was founded in 1991 and is the successor to previous iterations of the tour by different names. Professional Men's racquetball events have been offered since 1973. Events are played mostly in the USA. Mike Grisz became chief executive officer of the IRT in January 2019. He succeeded John Scott, who became chief executive officer in June 2017, when the IRT was taken over by E.J. Promotions Inc. Previously, Jason Mannino, a former pro player, served as IRT President., who succeeded Dave Negrete in 2009. Negrete was Commissioner from 2001 to 2009. Initially, Mannino continued to play on the tour during the 2009-2010 season as well as serve as the IRT's leader, but retired at the end of that season to concentrate on being IRT President. (en)