MCA Inc.
In the summer of 1958, Sheinberg arrived in California where he accepted a teaching position at UCLA School of Law. In 1959 while awaiting the results of his California Bar Examination, he joined the legal department of Revue Productions, the former television subsidiary of MCA Inc., and the predecessor of Universal Television, and began his career in the entertainment industry. In 1962, Sheinberg was involved in MCA's acquisition of Universal.