Came to the United States, 1937, naturalized, 1945. Partner Luescher & Company, Basel, Switzerland, 1923-1939. Owner Hanns Ditisheim, New York City, since 1946.
Chairman board Butler Brothers, Chicago, 1956-1957. President of Canal-Randolph Corporation. Chairman board, chief Executive officer United Stockyards Corporation, Chicago.
Director Peninsula Terminal Company (North Portland, Oregon), St. Joseph Stock Yards Company, St. Paul Union Stockyards Company, Sioux City Stock Yards Company, Sioux City Terminal Railroad Company, Union Stockyards Company of Fargo, Sioux Falls Stock Yards Company.