Longtime film-biz executive Jason Rabinovitz died in Los Angeles on Jan 1. He was 90.

Rabinovitz spent two decades at MGM/UA, retiring as senior VP, finance and corporate administration, in 1984. He played a key role in the establishment of MGM as a film company separate from the MGM Grand Hotels and in the company’s 1981 acquisition of United Artists and restructuring of its financial activities. In addition, he pioneered the licensing of feature films for primetime television broadcast, including that of “Gone With the Wind” to CBS; later he did he same for the licensing of films for cable TV.

Rabinovitz began his long stint at MGM in 1957 as assistant treasurer and climbed to vice president and executive assistant to the president, to chief financial officer, and finally to senior VP, finance and corporate administration, in 1983.

Before joining MGM in 1957, Rabinovitz held executive positions with the Encyclopedia Britannica Educational Corp., the American Film Theater and ABC as administrative VP.

Born in Boston, he graduated from the Boston Latin School and Harvard College; he served in the U.S. Army from 1942-46 as the chief Japanese language officer in the 11th Airborne Division, attaining the rank of captain. In 1948 he graduated from Harvard Business School.

Rabinovitz is survived by his wife of 63 years, Frieda Rabinovitz; two daughters and two sons; and four grandchildren.

Donations may be made to Boston Latin School Assn., 101 Huntington Ave., Suite 200, Boston, MA 02199 or the School of the Museum of Fine Arts Boston, 230 The Fenway, Boston, MA 02115 (Attn: Development Office).