Professional Midifile Exchange
Zenph Studios, Inc
Digidesign, Inc.
Audio 2000's
Grandcascade SMF/Way Ba'Que Trax
Musitek Corp.
Normandy Systems
MIDI HQ
Micro - W Distributing, Inc.
Native Instruments Software Synthesis USA
Thoughtprocessors
Syntaur Productions
Music Minus One
Greytsounds Sound Development
Trycho Musical International
Jump! Music
Music Environment, Inc.
Rocket Network Inc.
Ragtime Automated Music
Spectral Synthesis, Inc.