Fyrirtæki eftir stafrófi:
- Saga Akademía
- Sagafilm
- Salas Filmworks
- Salas Filmworks
- Salas stúdíó
- Salaud Morisset
- Salka Film
- SAM myndir
- Sam-myndbönd
- Samferða
- Samfilm
- Samkaup
- Samson Films
- Samtök iðnaðarins
- Samtök íslenskra fiskimanna
- Samtök sauðfjárbænda
- Samtök sauðfjárbænda Vestfjarða
- Samtökin '78
- Samver
- Sandollar
- Sandoz
- Sandrews
- Satter
- Scanbox
- Scandinavia-Japan Sasakawa Foundation
- Scarabee Filmproductions
- Schweizer Fernsehen
- Scottish Documentary Institute
- Screen Academy Scotland
- Seaview
- Second Sight Films
- See-Film Stockholm
- See-Fim
- Selsvör Kvikmyndagerð
- Sena
- SeND film tank
- Sensor ehf.
- Serious Kids
- Seven Sirens
- Seylan ehf.
- SF Anytime
- SF Film Production
- SF Film Production ApS
- SF Studio Production AB
- SF Studios
- Short Cut
- Shorts International
- Shorts TV
- Showtime Networks
- Sicma Duck Films
- Sighvatsson Films
- Sigma Films
- Signpost Pictures
- Sigtið ehf
- Silfurskjár
- Síminn
- Sirena Film
- Sjómannadagsráð Reykjavíkur og Hafnarfjarðar
- Sjónarspil ehf.
- Sjóndeildarhringur
- Sjónhending
- SKAK bíófilm
- Skarfur
- Skarkali ehf.
- Sketch Films
- Skífan ehf.
- Skínandi hf.
- Skjár 1
- Skopp sf
- Skot Productions
- Skotta Film
- Skrípó ehf.
- Skrítla ehf.
- Ský ehf.
- Sky Vision
- Skýlið Stúdíó
- Sköpunarhús 20G
- Sleepless in Reykjavík Productions
- Slot Machine
- Slysavarnarfélag Íslands
- Smekkleysa SM
- SNARK
- SNARK/THREEE
- SND Films
- Snjómenn ehf.
- Snowglobe
- Snæfellsbær
- soandbrad
- Solar Films
- Solar Media Entertainment
- Sóley Film Productions Ltd.
- Sonet Film AB
- Sony Pictures
- Sparisjóður Suður-Þingeyinga
- Sparisjóður Vestfirðinga
- SPARK
- Sparnaður ehf.
- Spelefilm
- Spellbound Productions
- Spice Factory
- Spice Filmproduktion
- Spier Films
- Splattfilm
- Splendid Films
- Sputnik Photos
- SR ehf
- SR2
- SRG
- SS Film
- Starksales Inc
- Steini Entertainment
- Steintún ehf.
- Stepanska Films
- Stjórn Þjóðveldisbæjar
- Stjörnubíó
- Stofa 224
- Stoll Pictures Production
- Stór og smá ehf.
- Storm
- Storm Films
- Stórveldið
- Strada
- Streetlight Raven
- Ströndin Studio
- Studio Canal
- Studio Hamburg
- Studio Nominum
- Stúdíó Sýrland
- Stund
- Stöð 2
- Submarine
- Substans Film
- Sugarloaf
- SUICA films
- Sunn Productions
- Sunnlenski menningarsjóðurinn
- Sunrise A.G.
- Supply and Demand
- Suzuki umboðið
- Svart og sykurlaust
- Svarti sauðurinn
- Svarti víkingurinn
- Svensk Filmindustri (SF)
- Svenska Filminstitutet
- Svenska YLE
- SVIESTAS
- SVT
- Swedish Film Institute
- Sweet Chilli Films
- Sýn hf.
- Sögn / RVK Studios
- Sögn ehf.