Brands
- e-zone53
- E.W.S.
- Earth Sound Research
- Earthbound Audio Effects
- EarthQuaker Devices
- EBS
- EC Pedals
- Eden Analog
- Effector 13 - Organic FX
- EFFECTORY
- Effectrode
- Effectrode Audiophile Pedals
- Eko
- El Musico Loco
- Electra
- Electro Harmonix (Nano Series)
- Electro Harmonix (XO Series)
- Electro-Harmonix
- ElectroKraft
- Electronic Audio Experiments
- Electronic Orange
- ElectroniX
- Elektron
- Elektronika
- Elephant Stomp Box
- Eleven Electrix
- Elite Tone
- ELK
- Elk Gakki Co.
- ELK INCORPORATED
- Elka
- EMA
- Emanating Fist Electronics
- Emanating Fist Electronics (a D*A*M manifestation)
- Emerson Custom
- Emma Electronic
- Empress Effects
- EMS
- Emski
- Endangered Audio Research
- Enormous Door
- eowave
- Epiphone
- Erafuzz
- Esoteric Devices
- ESTRADIN
- Eurorack
- Eurotec (Colorsound)
- Euthymia Electronics
- Evans
- Eventide
- Exar Electronics
- Excelsior