Audio manufacturers
- EQ Acoustics
- Erica Synths
- Ernie Ball
- Ernst Heinrich Roth
- ESI
- ESP
- EV
- EVAbeat
- Evans
- EVE Audio
- Eventide
- Evh
- Expert Sleepers
- Expressive E
- F.A. Uebel
- FabFilter
- Fable Sounds
- Faderfox
- Fairfield Circuitry
- Fatar
- FBT
- Fender
- Fender Studio
- Fenix
- Ferrofish
- FGN
- Fidelius
- Fiedler Audio
- Fischer Amps
- Fishman
- Flamma
- Flight
- Fliphead
- Floatingpoint Instruments
- Flock Audio
- Fluid Audio
- Flux
- Focal
- Focusrite
- Fodera
- FOMOfx
- Forestone
- Formula Sound
- Fortin
- forward audio
- Fostex
- Fox
- Fractal Audio
- Framus
- Franz Bassguitars
- Franz Sandner
- Frap Tools
- Fred´s Lab
- Fredenstein
- freqport
- Friedman
- Fryette
- Fulltone
- Furch
- Future Retro
- Future Sound Systems
- G-LAB
- GainSync
- Galaxy Audio
- Garritan
- Gator
- Gator Frameworks
- Gebrüder Mönnig
- Genalex
- Genelec
- Genzler
- Georg Walther
- Gerd Dowids
- Gewa
- GFI System
- GForce
- Gibson
- Ginger Audio
- Glockenklang
- Glorious
- Godin
- Gold Tone
- Golden Age Audio
- GR Bass
- Greer Amps
- Gretsch
- Gretsch Drums
- GRGuitar
- Groove Synthesis
- Grotrian-Steinweg
- Grover Pro Percussion
- Guild
- Guntram Wolf
- Guo
- Gyraf Audio
- Hagstrom
- Haken Audio
- Hammond
- Hanika
- Hans Hoyer