Companies Tandem Productions American TV production companyfounded 1958, dissolved 4 May 1986 Parent companyEELP Communicationsfounded 1974Founded byNorman Lear27 July 1922 – 5 December 2023BBud Yorkin22 February 1926 – 18 August 2015Owned bySony Groupfounded 7 May 1946 From Wikipedia and Wikidata (public domain), updated daily.