• 3lbs Studios
• 3eyegroup Animation Studios
• A. Film
• Aah...Its a dinosaur Productions
• Aardman Animations
• Act3animation
• AirLex Animation Studio
• A.K.A. Cartoons
• Alpamayo Entertainment
• Animafilm
• Animal Logic
• Animation Collective
• Animax Entertainment
• Animedia Arts
• AnimNation
• Anzovin Studio
• A Man & Ink
• Aplaplac
• Arista Film Pictures in Germany and Burbank
• Asterisk Animation
• Atomic Cartoons
• Backyard Digital Studios
• Banjax Studios
• Bardel Entertainment
• Bent Image Lab
• Big Idea Productions
• Bird Studios
• Blue Sky Studios
• Blue-Zoo
• Bolexbrothers
• BONES
• Brown Bag Films
• Cartoon Saloon
• Castle Animation Factory
• Chiletoons
• Cineteam
• Copernicus Studios
• Collideascope Animation
• CDIT Digital Center, Bokaro
• Crest Animation Studios
• DAGNABIT! Animation Studio
• Dancing Diablo Studio
• Def2shoot
• Delirium Studios
• Designomotion
• D-Rights
• DiC Entertainment
• Digital Folks
• DreamWorks Animation (animation production arm of DreamWorks )
• Dreamlight Animation Studio, Indonesia
• DR Movie
• Escobar Studios
• EzGyan InfoTech & Media Solutions
• Factual Fiction
• Fatkat
• Film Roman, Inc.
• Fine Arts Films
• Flinch Studio
• Flash Potatoes
• Folimage
• Future Thought Productions
• Gainax
• GONZO
• GrafKat Oy
• Graphiti Multimedia Pvt Ltd
• Grafix Unlimited
• Grand Design Productions
• Graz Entertainment
• Guru studio
• Highlander Productions
• Hong Ying Animation
• Hydrant Studios Inc.
• Hyperspective Studios
• Image Movers Digital
• J.C.Staff
• JibJab
• Jupiter Communications
• Klasky Csupo, Inc.
• Kurtz & Friends
• Kyoto Animation
• Laika Entertainment House
• Linterna Magica Studio
• Longneck Animation Studio
• Lucasfilm Animation
• MADBOX
• Madhouse
• Mainframe Entertainment
• Marathon Studios
• Mbanga Studio
• Melnitsa Animation Studio
• Metaphor Studios
• MGM Animation
• Mike Young Productions
• Mirari Films
• Mifto Productions
• Monster Studios
• Myr studio products
• NAS
• National Film Board of Canada
• Nelvana
• Nickelodeon Animation Studios
• Nippon Animation
• Octane Entertainment
• Oliver Mauck Productions
• Pacific Rim Productions
• PannóniaFilm
• Pascal Blais Studio
• Payberg Production Munich
• Pentamedia Graphics
• The People's Republic of Animation
• PES
• Pipeline Studios Inc.
• Pixar
• Platige Image
• Plus One Animation
• Post Amazers
• Powerhouse Animation Studios, Inc.
• Production I.G
• Rainmaker Digital Effects
• Rhythm and Hues Studios
• Realise Studio
• Record animations
• Reel FX Entertainment
• Roots FX - Brazil
• Rough Draft Studios
• Sandman Animation Studio
• Saerom
• Sei Young
• Se-ma-for
• Shaded Box
• Skycron
• Smallfilms
• Small Island Productions
• ŠAF
• SHAFT
• So! Animation
• Sony Pictures Animation
• Soyuzmultfilm
• Spazzco
• Spectrum Animation
• Splitvision Digital
• Sprite Animation
• Spümcø
• Spy Pictures
• Stretch Films
• Strika Entertainment
• Studio 4°C
• Studio Ghibli
• Sumo Dojo
• Sunrise
• Sunrise Corporation
• Sunwoo Entertainment
• Tata Elxsi Limited - Visual Computing Labs
• Tecnotoon
• Tatsunoko Productions
• Toei Animation
• Tokyo Movie Shinsha
• ToonBangla
• Tortuga Studios
• Turtle Animation Studios
• Turtle Beach Animations
• Trickompany
• Two Animators! LLP
• TV Tokyo
• Walt Disney Animation Studios
• Walt Disney Television Animation
• Warner Bros. Animation
• Wavescorx Independent
• (W)Holesome Products Inc.
• White Rice Communication
• Williams Street Studios
• We've Inc.
• World Leaders Entertainment
• YUP Productions
• XEBEC
• Xyzoo Animation
• Zagreb Film

http://en.wikipedia.org/wiki/List_of_animation_studios