- Heatseeker
- Hideo / Fading Nimbus
- HiGen
- Hilik Salem
- Hiroshi Yaekura
- Hive
- holophonia
- Holophonic
- Holy Men
- Holymood
- Hostile
- Hugin & Munin
- Human Connection
- Hux Flux
- Hybrid Force
- Hybrid-X / Sound Source
- Hyde
- Hyper Frequencies
- Hyperextorsion
- Hyperion
- Hypno
- I.M.P.
- Iboga
- Iceman
- Ill Logic / Random
- Imix
- Inatrance
- Indefinite Genesis
- Indoor / Inscape
- Initia
- Injektor
- InJoy
- Inner Thigh
- Inner-Cyber-Systems
- Innermost
- Inox
- Inphamilair
- Insearch
- Inspiros & Microdot
- Intact Instinct
- Interface
- Interferon
- Interstellar Overdrive
- Inzite
- Ivory
- J-Sphere / Squares / Watercourse
- J.P. Gar
- Jaïa
- Jay
- JayM
