Description Drum Workshop (DW) can improve your paradiddle and your double pedal. The company designs and manufactures drums, pedals, hi-hats, and other hardware and accessories for musicians of many styles. It also sponsors clinics by professional drummers. Products are sold at Guitar Center, Sam Ash, and other retailers in the US and worldwide. DW also markets its goods through its drum, pedal, and hardware catalogs, and features musicians with their products in Edge Magazine. President Don Lombardi founded the company in 1972.