Denis Bergeron has been associated with drum and bugle corps in two countries, beginning with the Blue Saints in Sudbury, Ontario in 1974. He won the 1979 Canadian solo soprano championship as a member of the champion Etobicoke Oakland Crusaders the same year. He performed with Garfield Cadets in 1982 and ‘83, when the corps won Drum Corps International (DCI) East, Canada, Midwest and North championships and the DCI world championship. The following year, he served with two Canadian corps: as brass instructor with the Oshawa Rebels and drill instructor with the Ridge Raiders of Hamilton. He was a member of the Rochester Empire Statesmen when they won Drum Corps Associates (DCA) world titles in 1991 and 1994.