Bill Kaufmann was affiliated with most of the best-known junior and senior corps in the northeast. At various times, he was associated with Liberty Bell Cadets and Garfield Cadets in the junior category and Reilly Raiders and Archer-Epler Musketeers senior corps. He has also been a percussion adjudicator with the National Judges Association, Drum Corps Associates (DCA) and Drum Corps International (DCI). He first played soprano horn with Hamilton Fish Cadets in 1949, before marching with Liberty Bell for the next seven years, when he played soprano horn and tenor and snare drum. In addition to instructing Garfield and Archer-Epler, he has taught the percussion sections of Hawthorne Caballeros, Reading Buccaneers, Westshoremen, Bracken Cavaliers, Audubon Bon-Bons, Ridley Park Rangers, 507 Hornets, Crossmen and Oakenshield.