1981
29 Pedals
Benson Amps
Browne Amplification
Catalinbread Effects
Chase Bliss Audio
Clean Tones
Cooper FX
Disaster Area Designs
Empress Effects Inc
Gamechanger Audio
GFI System
Goodwood Audio
Greer Amps
Ground Control Audio
Hamstead Soundworks
Jackson Audio
Matchless Amplifiers
Morningstar Engineering
Old Blood Noise Endeavors
Origin Effects
RJM
Spaceman
Stringjoy
Vertex
Walrus Audio
