On December 2, 2009 the IHL Board of Governors announced that the Board had terminated the ownership group of the Dayton Gems and that the board has taken ownership of the team and a new local ownership group is being pursued. The Dayton Gems were taken over by a local ownership group GDHP, LLC, led by Rob Garfield, in January 2010. The other two owners were Kathy Rupp and Dr. Paul Nitz.
On April 23, the Gems owners announced that John Marks was fired as head coach after one season.
On June 1, 2010, the International Hockey League announced that they are joining the Central Hockey League.
On July 7, 2010 the Dayton Gems announced that Brian Gratz would become the new Head Coach/GM.
On July 19, 2010, the 2010–11 Dayton Gems jerseys were announced after they were voted by the fans. Also, the Gems announced the first ten players signed for the upcoming season.