Tinker married Moore in 1962 and in 1969 they formed the television production company MTM Enterprises. After his divorce from Moore in 1981 Tinker left MTM Enterprises to become the chairman and CEO of then perennial last-place American television network (in terms of Nielsen ratings and profits) NBC. Tinker left the network in 1986 shortly after its parent company RCA was bought by General Electric.
Tinker married Moore in 1962 and in 1969 they formed the television production company MTM Enterprises. He was known as "the man who saved NBC" during his tenure at the network. During Tinker's tenure in NBC's top position the network regained ratings and produced popular shows like The Cosby Show Family Ties The Golden Girls Cheers Night Court and Hill Street Blues.