| AB International | DAT Tape | Metric Screws | SFX |
| AARDVARK | DAVIS | Metric Tools | SHURE |
| Acoustic Tiles & Treatment | Demagnetizers | MICROBOARDS | SKB |
| ADAT Repair | DENEKE | Microphone Accessories | Sleeving |
| ADAT Tapes | DENON | Microphone Splitters | Snakes |
| Aerosols | Design/Build | Microphone Stands | SONIFEX |
| Allen Keys | DI Boxes | Microphones | SONOSAX |
| Amplifiers | DIGITAL AUDIO LABS | MICROTECH/GEFFELL | SONY PRO |
| ANCHOR | Distribution Amplifiers | MIDDLE ATLANTIC | SONY CONSUMER |
| ANNIS | DOLBY | Minidisks | SONY MEDIA |
| APHEX | DPA Microphones | Mixers | SOUND FORGE |
| APOGEE ELECTRONICS | DRAWMER | MOGAMI | SOUND STICK |
| APOGEE SPEAKERS | DYNAUDIO | MONSTER CABLE | SOUND TUBE |
| ARX | EARTHWORKS | MOTIONWORKS | Spike Filters |
| ASC/TUBETRAP | EDAC Multiway Piugs | MRL | SPL |
| ASHLY | Editing Blades | MuMetal Shielding | Splice Tape |
| ATLAS/SOUNDOLIER | Effects Units | MUSEUM TECHNOLOGY | Stage Boxes |
| Attache Case | Ego's Deflated | MUTRONICS | Stage Monitors |
| Attitudes Adjusted | Ego's Inflated | MYTEK | STANTRON |
| AUDIO ACCESS | Elvis Impersonations | Neoprene Belt Packs | Studio Furniture |
| AUDIO-DESIGN (UK) | Equalizers | NETWELL | Subwoofers |
| AUDIO DEVELOPMENT (UK) | Equipment Consoles | NEUMANN | SUPERSCOPE |
| AUDIO MEDIA | ETYMOTIC RESEARCH | NEUTRIK | SURGEX |
| AUDIO-TECHNICA | EVEANNA | Niles | SWITCHCRAFT |
| AUDIX | EVENTIDE | Noise Gates | SYMETRIX |
| AZONIC | Expanders | Noise Reduction | Tape Accessories |
| Bantam Leads | Fishpoles | OMNIMOUNT | Tape Recorders |
| Bantam Plugs | Flight Cases | Opinions Given | TC ELECTRONIC |
| Batteries | FM Tuners | OTARI | TDM DESIGN |
| Battery Chargers | FOSTEX | OWI | TECHNOMAD |
| BELLARI | FURMAN | PANASONIC | TECHNICS |
| BEYERDYNAMIC | Fuses | Patch Cords | Telephone Hybrids |
| Blank Panels | Gaffers Tape | PEARL MICROPHONES | TELEX |
| Books | GARNER | PEAVEY | Test Equipment |
| Boorn Arms | GENEX | PHILIPS | Test Discs |
| BRAINSTORM | Ghosts Haunted | Phono Preamps | Test Tapes |
| BROOKLINE | Goosenecks | Plugs | Testing 1 2 3 |
| Bulk Erasers | GRAHAM-PATTEN | Pop Screens | TIMELINE |
| Cable | Head Cleaners | Portable Mixers | TOA |
| Cable Accessories | Headphone Amps | Power Amplifiers | TOLEETO FASTENERS |
| Cable Detectors | Headphone | Power Conditioning | Tools |
| Cable Drums | Headsets | Pre Amps | Transformers |
| Cable Identification | Headworn Mics | Probando | TUNNEL TAPE |
| CALREC | Heatshrink | PSC | ULTIMATE SUPPORT |
| CANARE | HHb (UK) | QSC | US AUDIO |
| CARVER | HORIZON | R COLUMBIA | VARTA |
| Cassettes | HOSA | Rack Drawers | Vent Panels |
| CD Players | Installation | Rack Screws | Video Equipment |
| CD Storage | Interconnect Cables | Rack Shelves | Video Patch Panels |
| CDR Blanks | Interface Networks | Racklights | Wall Boxes |
| CEDAR (UK) | Jacks | Racks | Water Witched |
| CHEVIN | JAMO | RADIO DESIGN LABS | WESTLAKE AUDIO |
| COLES (UK) | JOEMEEK | RAXXESS | WHIRLWIND |
| Compressors | KLARK-TEKNIK | RBH | Windscreens |
| COMTEK | KRAMER | RE AN | WINDTECH |
| Console Tape | LIGHTSPEED | Reps Eaten Alive | Wisdom Dispensed |
| Consoles | LITTLELITE | RF MICROPHONES | Workstations |
| Consultation | LM CASES | Road Cases | WWW.KLAY.COM |
| Copy Holders | Loudspeakers | ROLAND PRO AUDIO | Z-SYSTEMS |
| Crossovers | MACKIE DESIGNS | ROLLS | ZEIFRO |
| D-Type Connectors | Mains Distribution | RYCOTE | Zeppelins |
| DAS | MAGTRAX | SAMSON | Zimmer Design |
| DAT Recorders | MANLEY | SANKEN | Zip Discs |
| DAT Storage | MARSHALL ELEC. | SENNHEISER |
