- B Good Picture Company One film
- B Story 2 films
- B4U Corporate 10 films
- Babel DOC One film
- Babieka Films
- Babilonia Films One film
- Bacon Copenhagen One film
- Bad Dogs Productions One film
- Bad Films One film
- Bad Robot 17 films
- Baditri 21 films
- Baf Prod One film
- Bagdasarian Productions 2 films
- Bainet Teknika S.A. One film
- Balaji Motion Pictures 9 films
- Balcázar Producciones Cinematográficas One film
- Ballandi Arts One film
- Baltic Film Services
- Báltico One film
- Bam Bam Cinema One film
- Bambina Films
- Bambú Producciones 7 films
- Bamf Producciones One film
- Bandai Namco Filmworks One film
- Bandai Visual Company 14 films
- Bande à Part Productions One film
- Bando à Parte 7 films
- Bandwagon
- Bangkok Dangerous One film
- Banijay Entertainment One film
- Banner House Productions One film
- Banshee Films One film
- Barbarella Productions One film
- Barbarian Films 3 films
- Barbary Films 3 films
- Bard Entertainments 2 films
- Barn 12 One film
- Barney Production 2 films
- Barnstorm Entertainment One film
- Barnstorm Productions One film
- Barry Mendel Productions 4 films
- Bartlebyfilm One film
- Barton Films 41 films
- Barunson E&A One film
- Basis Berlin Filmproduktion One film
- Basoilarraren Filmak One film
- Basque Audiovisual
- Basque Films 15 films
- Bastardas Films One film
- Bastian Films 2 films
- Bat in the Sun Productions One film
- Bathysphère Productions 2 films
- Batiak Films 2 films
- Batú Films 2 films
- Bausan Films 10 films
- Bavaria Filmverleih- und Produktions GmbH One film
- Baweja Studios One film
- Bay Films 2 films
- Bayview Films One film
- Bazelevs Entertainment One film
- Bazmark Films 5 films
- BBC Film 7 films
- BBC Films 143 films
- BBC Studios One film
- BBC TV One film
- BCD Travel 5 films
- BCDF Pictures One film
- BD Cine 8 films
- BE-FILMS 2 films
- Beachside films 2 films
- Beacon Pictures 8 films
- Beagle Pug Films One film
- Beaubourg Stories
- Bee Films One film
- Begin Again Films 3 films
- Beijing Film Studio 5 films
- Beijing Hairun Pictures Company One film
- Beijing Itscartoon Cultural Communication Co. One film
- Beijing Kaku Media One film
- Beijing Mahua Funage Company One film
- Beijing Xinxi Pictures One film
- Believe Entertainment One film
- Bella Films One film
- Belssan One film
- Beluga Tree One film
- Bemybaby Films 2 films
- Benaroya Pictures 2 films
- BenderSpink 10 films
- Beniwood Producciones One film
- Benji Films 2 films
- Bennàssar Productions One film
- Beno Films One film
- BerghausWöbke Filmproduktion One film
- Berlanti Productions 2 films
- Bermúdez de Castro P.C. S.A. One film
- Beside Productions One film
- Bestacosta Productions One film
- Bestia Produce 3 films
- Beta Cinema One film
- Beta Fiction Spain 3 films
- Betta Films One film
- Betterfly Films One film
- Beverly Hills Entertainment
- BFI Distribution 4 films
- BFI Films One film
- BH Entertainment Co. Ltd. One film
- Bhadrakali Pictures One film
- Bhansali Productions 2 films
- Bianca Films One film
- BiBi Film 7 films
- Bidibul Productions 3 films
- Bien Ou Bien Productions One film
- Bien Sûr Productions One film
- Biennale College - Cinema 3 films
- Bifrost Pictures 3 films
- Big Bang Films 2 films
- Big Beach One film
- Big Beach Films 8 films
- Big Buddha Pictures One film
- Big City Pictures One film
- Big Film Entertainment One film
- Big Fish Films One film
- Big Hit Entertainment One film
- Big Indie Pictures One film
- Big Other Films One film
- Big Picture Films
- Big Sur Películas One film
- Bígaro Films 2 films
- BIGHIT MUSIC One film
- Bijker Productions One film
- Bill Kenwright Films 2 films
- Biopic Films One film
- Birnbaum/Barber 2 films
- Bits Produções One film
- Bitters End 4 films
- Bixagu Entertainment 3 films
- Black Balance One film
- Black Bear 16 films
- Black Bear International 2 films
- Black Bear Pictures 5 films
- Black Bear Studios One film
- Black Camel Pictures One film
- Black Diamond Films One film
- Black Fawn Films One film
- Black Hangar Studios 4 films
- Black Hole Enterprises One film
- Black Label Media 10 films
- Black Monday Film Services One film
- Black Owl Prod One film
- Black Ticket Films One film
- Blackmaria One film
- Bleecker Street Media 2 films
- Blinding Edge Pictures 6 films
- Blink TV One film
- Block 2 Pictures 5 films
- Block Films One film
- Block Productions 2 films
- BlockFilm One film
- Blogmedia One film
- Blond Indian Films One film
- Blood Relations Company One film
- Bloodvine Media One film
- Bloody Disgusting One film
- Blue Askew One film
- Blue Creek Pictures One film
- Blue Finch Films One film
- Blue Ice Films One film
- Blue Ice Pictures One film
- Blue Ink Films 2 films
- Blue Light 5 films
- Blue Monday Productions 7 films
- Blue Planet Entertainment One film
- Blue Rider Pictures 8 films
- Blue Sapphire Films One film
- Blue Screen Productions One film
- Blue Sky Studios 16 films
- Blue Spirit Animation 2 films
- Blue Waters Motion Pictures 2 films
- Bluegrass Films 2 films
- Blueprint Pictures 11 films
- Blumhouse Productions 88 films
- Blumhouse Television 2 films
- BN Films 3 films
- bnc 2 films
- Bo Films One film
- Bo-Ho Films One film
- Bocacha Films 2 films
- Boddah One film
- Boies Schiller Entertainment One film
- Bold Films 10 films
- Bold Turtle Productions One film
- Bombero International One film
- Bona Fide Productions 6 films
- Bona Film Group One film
- Bond Group Entertainment One film
- BOND/360 One film
- BondIt Media Capital 17 films
- Boneca Lareta Producións
- Bones Inc. 2 films
- Bonne Pioche 9 films
- Bonniedale One film
- Boo Pictures 2 films
- Boogaloo Films 2 films
- Boom Pictures 2 films
- Boomerang One film
- Boomerang TV
- Bopahta Films
- Borderline Films 4 films
- Borsalino Productions 3 films
- BosBros 2 films
- Bosco Films 2 films
- BoulderLight Pictures 2 films
- Boundscript Motion Pictures One film
- Boutique Filmes One film
- Bow and Arrow Entertainment 7 films
- Bowfinger International Pictures 25 films
- Brandon y Brenda One film
- Brava Cinema
- Brave New Work One film
- Bravo Charlie One film
- BreakThru Productions One film
- Bridgit Folman Film Gang 2 films
- Brightlight Pictures 9 films
- Brio Films One film
- British Film Institute 29 films
- British Film Institute (BFI) 3 films
- Broad Green Pictures 5 films
- Broad Street Pictures One film
- Broadvision Perspectives One film
- Broadway Video 3 films
- BroadwayHD One film
- Broken Lizard Industries
- Broken Open Pictures 2 films
- Bron Studios 31 films
- Bronte Pictures One film
- Bronxburgh One film
- Brookstreet Pictures 4 films
- Brouhaha Entertainment 2 films
- Bruce Cohen Productions 2 films
- Brutos Films One film
- btcom One film
- BTeam Pictures 9 films
- BTF Media
- Bubbles Project 2 films
- Buckaroo Entertainment 3 films
- Buena Pinta Media 2 films
- Buena Vista Home Entertainment
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- Buendía Estudios 2 films
- Buendía Estudios Canarias One film
- Buenos Aires Audiovisual Cluster One film
- Buffalo Gal Pictures 5 films
- Buffalo Picture House One film
- Buffalo Speedway Film Company One film
- Bufo
- Bulldog Agenda One film
- Bulldog Film Distribution 18 films
- Bullet Pictures 4 films
- Bulletproof Cupid One film
- Bunbuku One film
- Bungalow 78 Productions One film
- Burek Films One film
- Burning Films 2 films
- Burns & Co. One film
- Buster Keaton Productions
- Butcher's Run Films 2 films
- Butterfly Productions One film
- Buzzfeed Studios One film
- Buzzy Enterprises One film