William 'Gui' Aucoin has managed a few bands over the course of his career.

KISS Manager 1973-1981 Piper Manager 1975-1977 Spider Magager 197?-197? (Featured Anton Fig on Drums) Manowar Manager for a brief time circa. 1981 Billy Idol Manager 1982-1984 Flipp Manager 1998?-200? Starz (band)1977-1979

He is also known as Bill Aucoin and originally produced a television show called "Supermarket Sweeps" in the early (Pre-1973) 1970's.

Bill Aucoin | KISS