Blue Sky Studios, Inc. was an American computer animation studio based in Greenwich, Connecticut. It was founded on February 22, 1987 by Chris Wedge, Michael Ferraro, Carl Ludwig, Alison Brown, David Brown, and Eugene Troubetzkoy after their employer, MAGI, one of the visual effects studios behind Tron, shut down. Using its in-house rendering software, the studio created visual effects for commercials and films before dedicating itself to animated film production. Its first feature, Ice Age, was released in 2002 by 20th Century Fox. It produced 13 feature films, the final one being Spies in Disguise, released on December 25, 2019.