Claim: Tegut is a retail grocery chain founded by Theo Gutberlet and now owned by Federation of Migros Cooperatives, Switzerland's largest retail company and supermarket chain.
Evidence: Federation of Migros Cooperatives The company was founded in 1947 by Theo Gutberlet under the name Thegu, derived from the first letters of his first and surname, which was later renamed in 1955 to Tegut.