The Walt Disney Company and starred in several Disney produced films. Ub Iwerks refined Disney's initial design of Mickey Mouse. Disney's first sound film "Steamboat Willie", a cartoon starring Mickey, was released on November 18, 1928 through Pat Powers' distribution company. It was the first Mickey Mouse sound cartoon released, but the third to be created, behind "Plane Crazy" and "The Gallopin' Gaucho". "Steamboat Willie" was an immediate smash hit, and its initial success was attributed not just to Mickey's appeal as a character, but to the fact that it was the first cartoon to feature synchronized sound. Disney used Pat Powers' Cinephone system,
Walt Disney World Company Walt Disney World Company Walt Disney World Company was created in 1967 as the company that owned and operated Walt Disney World near Orlando, Florida. The resort opened in 1971 and the land was owned by Walt Disney World Company, Walt Disney Travel Company, and Walt Disney World Hospitality and Recreation Corporation. In 2009 the name was changed to Walt Disney Parks and Resorts U.S., Inc., a subsidiary of Walt Disney Parks, Experiences and Consumer Products a subsidiary of The Walt Disney Company, and is based in Lake Buena Vista, Florida. Reedy Creek Improvement District is the immediate governing jurisdiction