MediaCom Canada CEO Doug Checkeris has been named the new CEO of MediaCom USA. His appointment is effective October 1. The announcement was made today by MediaCom Worldwide Chairman-CEO Alexander Schmidt-Vogel, who said Checkeris succeeds Dene Callas, who is moving into the newly created role of global Director of Creative for MediaCom Worldwide. Checkeris began his career at MBS, the forerunner to MediaCom, in Canada 24 years ago as a media trainee. He joined the management committee in 1986 and was named managing partner in 1996. He has worked with clients of all sizes in virtually every category and in 2005 served as a Cannes Media Lion jurist. In his new position, he will relocate from Toronto to New York.