List of Exhibitors as of April 29, 2009
- Arundel Music
- Atkinson Brass & Company
- Berps and Bags
- Bard College Conservatory of Music
- Cantesanu Horns & Ion Balu Mutes
- Chuck Ward Brass Instrument Restoration
- Conn-Selmer and Holton
- Cornopub
- De Haro Horns
- Dürk Horns
- Faust Music
- Ferguson Music
- Gebr. Alexander GmbH
- Gemstone Musical Instruments
- Getzen/Willson
- Hans Hoyer
- Wes Hatch Horns
- Horn Notes Edition
- The Hornists Nest
- Houghton Horns, LLC
- I Ching Music
- Laskey Mouthpieces
- M. Jiracek & Sons
- Marcus Bonna Cases
- McCoy's Horn Library
- Medlin Horns
- Minnesota State College Southeast s
- Moosewood H.R.
- Osmun Music, Inc. & Finke Horns
- Pelican Music Publishing
- Pope Instrument Repair
- Prairie Dawg Press
- Ricco Kühn Metallblasinstrumentenbau
- RM Williams Publishing
- SW Lewis-Chicago
- Select-a-Press
- Seraphinoff Historical Instruments
- Siegfried's Call
- Solid Wood Publishing - Music of Quadre and Emerson Horn Editions
- Sorley's Horn Shop
- Wichita Band Instrument Company
- WindSong Press
- Woodwind & Brasswind
- Yamaha Corp. of America