Wikipedia
Todd-AO
Todd-AO is a post-production company founded in 1953, providing sound-related services to the motion picture and television industries. The company operates three facilities in the Los Angeles area. Todd-AO is also the name of the widescreen, 70 mm film format that was developed by Mike Todd and the American Optical Company in the mid-1950s. Todd-AO was originally founded to promote and distribute this system.