Company by first letter:
- H. Oddsson ehf
- H.M.S. Productions
- Hafnarfjarðarbær
- Hagþenkir
- Halibut
- Hallmark Entertainment
- Hamburger Kino Kompanie
- Handknattleikssamband Íslands
- Hansson
- Happy Celluloid
- Hark Film
- Harmonica Films
- Háskólabíó
- Hassen Film
- Haut et Court
- Haut les mains
- HBO
- HD Video
- Heilbrigðis- og tryggingamálaráðuneytið
- Heimabíó Paradís
- Heimildamyndir ehf
- Heimildarmyndir ehf.
- Helgarmyndir úff
- Helgi Jóhannsson
- Here! films
- Heretic
- Hero Productions
- Hersing
- Hewes Pictures
- HFF
- Hi Gloss Entertainment
- Hið íslenska bókmenntafélag
- Hillingar hf.
- Hin íslenska frásagnarakademía
- Hitt húsið
- Hjálparstofnun kirkjunnar
- Hlaðvarpinn
- Hobab
- Hólamói
- Hollvinasamtök Þórðar
- Hollywood Media Bridge
- Hollywood Pictures
- Home Vision Entertainment
- Hope & Glory Productions
- Hopscotch Films
- Horizon / Frameline Completion Fund
- Hrafnista
- Hreyfimyndasmiðjan ehf
- Hrif
- Hrossabrestur
- Hughrif ehf.
- Hugleysa
- Hugo Film
- Hugoeast
- Hugrenningur
- Hugvargur
- Hummelfilm sf.
- Hvíta Fjallið ehf.
- Hyæne Film