D
- d&b audiotechnik
- D&D Modules
- D&R
- D' Avalon
- D'accord Music Software
- D'Addario
- D'alegria
- d'anca
- D'Andrea
- D'angelico
- D'Aquisto
- D*A*M (Differential Audio Manifestationz)
- D-lusion
- D-Mute
- D-Sound Effects
- D-TAR
- D. Allen Pickups
- D. Huff Guitars
- D. Lakin Basses
- D.A.V electronics
- D.W. Fearn
- D10Labo
- D16 Group
- D1rtyduck
- Da Cappo
- Da Fact
- DACS
- DAD
- Dada Life
- dadamachines
- Daddy Mojo
- Dadi's
- Daewoo
- DaG Audio
- Dage
- Dagmar Custom Guitars
- Daguet Guitars
- Dahlquist
- Daichi Laboratory
- Daily Beats
- Daion
- Daisy Rock
- Daking
- Dali
- Dallas
- Dallas - Arbiter
- Dalton
- Damage Control
- Damico
- Damnation Audio
- Dampit
- DamyFX
- Dan Armstrong
- Dan Armstrong Effects
- Dan Clark Audio
- Dan Dean Productions
- Dance Midi Samples
- Danelectro
- Danemann
- Danfield
- DangerLoops
- Dangerous Bear Underground
- Dangerous Music
- Daniel Belik
- Daniel Gergely
- Daniel Lafontaine Luthier
- Danley Sound Labs
- Danmar
- Danmcp
- DannySound
- Dansan
- Dante Agostini
- DAP-Audio
- Daphon
- Dar Amplification
- DARED
- Daredevil Pedals
- Daring Audio
- Dario Maffia
- Dark Intervals
- Dark Matter Audio
- Dark Side of the Tune
- Darker Digital
- Darkglass Electronics
- Darkpalace Studio
- Darmagnac Guitares
- Dart Pro
- Darwin Arts
- DAS
- Das Musikding
- Dasample
- Dash Signature
- Daslight
- DaSoundz
- Dasviken Guitars
- Dasz Instruments
- DataMind Audio
- datavideo
- Dateq
- Dato Musical Instruments
- Datoh
- DaTsounds
- DAV Electronics
- Dava
- Dave Hill Designs
- Dave Smith Instruments
- Dave Sommerfield
- Davi Santos
- David Custom Shop
- David Forner
- David Gage
- David Laboga
- David Nordschow Amplification
- David Poirier-Quinot
- Davis Acoustics
- Davisynth
- Davoli
- Dawesome
- Dawner Prince Effects
- Dawvelopment
- Dayton Audio
- Db Audio
- db Audioware
- db Instrument Amp
- dB Technologies
- dB-Mark
- Dblue
- dbmaudiodesign
- DBox Samples
- DBU
- dbx
- DBZ Guitars
- DC Audiovisuel
- DC Pedals
- DC Voltage
- dCS
- DD Audio
- DDA
- DDMF
- Ddrum
- DDyna Music Company
- De Gier Guitars And Basses
- De Gregorio
- De La Mancha
- De Leeuw Guitars
- De Lisle
- Deagan
- Dean Guitars
- Dean Markley
- Dean Zelinsky
- Dear Reality
- DeArmond
- Death By Audio
- Debian
- Decade Bridge
- Decent Samples
- Decibel Eleven
- Decibelics
- Decksaver
- Decomposer
- Deeleebob Music
- Deep Drums
- Deep Space Devices
- Deep Trip
- Deering
- Deezer
- Defective Records
- Defil
- Definitive Audio
- Deftaudio
- Defurne
- Deger
- Deimel Guitarworks
- Deitsch Instruments
- Dekcell
- Dekley
- Delaney Guitars
- Delano
- Delaydots
- Delek
- Delicia
- Delirium Custom Guitars
- Dell
- Dell'arte
- Delonghi
- Delptronics
- Delson
- Delsonix
- Delta Midi
- Delta Sound Labs
- Deltalab
- Demedash Effects
- Demeter
- Demonfx
- Denis Eismann
- Denis Siorat
- Denis Tihanov
- Denis van der Velde
- Denis Wick
- Denise Audio
- Dennis Marshall
- Denon
- Denon DJ
- Denon Professional
- DensityGS
- Denver Electronics
- Deplike
- Der Mann mit der Maschine
- Dereux
- Desert Dust Guitars
- Desert Island Audio
- Desert Island Gear
- Desert Sound Studios
- Design Box
- Design By Paul
- Design Guitars
- Desisti
- Deskew Technologies
- Desono
- Desper Products
- DESS
- Detachment 3
- Detune
- Detunized
- Devi Ever
- Devialet
- Devicemeister
- Devil & Sons
- Devil Technologies
- Devil's Guitar
- Devilcat Amps
- Devillain
- Devine
- Devine Machine
- Devine Sound
- Devious Machines
- Devoe
- Dewitte Wired
- Dexibell
- DF Audio
- DFI
- DG Software
- DGuitar
- Dharma Worldwide
- Di Donato
- Di Giorgio
- Di Mauro
- Di Pinto
- DiabloFX
- Diafora
- Diago
- Dialog Audio
- Diamond Amplification
- Diamond Guitars
- Diamond Pedals
- Diamond Synths
- Diapason Guitars
- Diaz Musical Products
- DiBiQuadro Audio
- Didier Guyot-Viviane
- Didjaman
- Diezel
- Diffractor Soundings
- Digi Toys
- DigiAuxine
- DiGiCo
- Digidesign
- Digigram
- DiGiGrid
- DigiLight
- Digilog
- Diginoiz
- Digisound
- digisynthetic
- Digit Music
- Digital 1 Audio
- Digital 1 DJ
- Digital Audio Labs
- Digital Audio Renovation
- Digital Black
- Digital Brain Instruments
- Digital Deck Covers
- Digital DJ Tools
- Digital Fish Phones
- Digital Information Development
- Digital Loopline
- Digital Music Doctor
- Digital Musician
- Digital Projection
- Digital Redux
- Digital Sound Factory
- Digital Sound Planet
- Digital Sound Works
- Digital Systemic Emulations
- Digital Tongue
- Digital Vinyl
- Digital-desk
- Digitalsoundfactory
- Digitana Electronics
- DigiTech
- Dillion
- DiMarzio
- DiMavery
- Dime Amplification
- Din Sync
- Dingwall
- Dipano
- Diprofa
- Dirac
- Direct Approach
- Direct Sound
- DirectOut Technologies
- DirectSynth
- DirektDSP
- Dirty Boy Pedals
- Dirty Electronics
- Dirty Technologies
- Dirtywave
- Disaster Area Designs
- Disc Makers
- DiscoDSP
- Discovery Sound
- Discrete Drums
- Dissidents
- DistoCore
- Distorque
- Divarte
- Divatech
- Divergent Audio Group
- DiVerSe
- Divide Frame
- Divided by 13
- DiVill by Italia
- Divine Noise
- Division 6
- DivKid
- Dixit Edition
- Dixon
- Dixon Beats
- DIY Audio Components
- DIY Recording Equipment
- DIY-Racked
- Dizengoff
- Dj & Producer Samples
- DJ Swivel
- DJ Techtools
- Dj-1800
- DJ-Tech
- DjDecks
- DJinnseries
- DJuced
- Dk Audio
- DK-Audio
- dld technology
- DLQ
- DLS Effects
- DMAX Audio
- DMB Pedals
- DMG Audio
- DMi
- Dmu Audio
- DNA
- DNA Music Labs
- DNG
- DNR Collaborative
- Doberman Amps
- Doboz
- Dobro Company
- Doc Music Station
- DOCtron
- DOD
- Dodeka
- Dodo Bird Music
- Doepfer
- Does it Doom?
- Dog Ear Software
- Dogal Strings
- Dohi
- Dolby
- Dolmen Effects
- Dolnet
- Domestic Cat
- Dominger Pickups
- Dominion
- Donmo
- Donner
- dontcrac[k]
- Doobie Guitars
- Doom Plugs
- Dope Sonix
- Dopefx
- Dopekitz
- DopeSONIX
- Dophix
- Doppler Drums
- DOREMI Labs
- DOREMiDi
- Dorrough
- DORU MALAIA
- Dotec Audio
- Double Impact Drums
- Doublet
- Doughty
- Douglas
- Dove Audio
- Dover VST
- Dowina
- Dp Custom Guitar
- DPA Microphones
- dpFX Pedals
- DPsoft
- DR Pro
- Dr Speaker Blower
- Dr Strings
- Dr Sync
- Dr. Boehm
- Dr. No Effects
- Dr. Scientist
- Dr. Z Amplification
- Dr.J
- DRAGON Musical Instruments
- Dragon's Heart
- dRAM dIGITAL
- Dramastic Audio
- Drawmer
- Dreadbox
- Dream
- Dream Audio Tools
- Dream Cymbals
- Dream Vortex Studio
- DreamPipe
- Dreams DJ
- Dreamsongs Pickups
- DreamSteel
- Dreamtronics
- dreima
- Drem
- Driftnote Rec
- Driftwood Amplifiers
- Drive
- drolo
- Dropit
- Drum Channel
- Drum Nugs
- drum-tec
- Drumasonic
- DrumCraft
- DrumDial
- DrumDog
- Drumdrops
- Drume Music
- DrumFire
- Drumforge
- Drumnetics
- DrumPants
- Drums On Demand
- DrumsAnywhere
- Drumstar Audio
- Drumtech
- DrumTrunk
- Drumwerks
- Drunk Beaver
- DryBell
- DS Audio
- DS Drum
- DS Soundware
- DSK Music
- DSM & Humboldt Electronics
- DSM Noisemaker
- dSonic
- DSound
- DSP Robotics
- DSP Synthesizers
- dsp.mutagene.net
- DSpatial
- DSPaudio
- DSPdev
- DTC
- DTM Hacker
- Dtronics
- DTS
- Dual
- DUB-Russell
- Dubreq
- Dubspot
- DubTurbo
- Duende Percusion
- Duesenberg
- Dugain
- Duke
- Dulcie
- Dunable Guitars
- Duncan Designed
- Dune Lighting
- Dunlop
- Dunod
- Duran Audio
- Durham Electronics
- Dusky Electronics
- Dusted William Sounds
- Dusty Devices
- Dutch & Dutch
- Dutch Audio
- Duvoisin
- Duy
- DV Mark
- DVforge
- DVK Technologies
- Dvorak
- DW Drums
- Dwarfcraft Devices
- Dynaco
- Dynacord
- Dynamic Percussion
- Dynamic Tonality
- Dynamix
- Dynamo Amplification
- DynaMount
- DynaSample
- Dynasound
- Dynaudio
- Dynavector
- Dynavox
- Dytronics
- Dyvision Works