 Over the course of his career, Gillis has used several different models of guitars by various brands.He has been a longtime user his 1962 Fender Stratocaster and 1971 Gibson Les Paul, and in the 1980s played Hamer and Jackson Soloists, which he still periodically uses today.He also has an extensive collection of over 100 various vintage guitars, most notably Les Pauls, Flying V's, Martin and Gibson acoustics.