Assistant department manager, Fidelity & Casualty Company New York, 1914-1916; with, Brown, Crosby & Company, Inc., 1916-1987; director, Brown, Crosby & Company, Inc., 1924-1987; secretary, Brown, Crosby & Company, Inc., 1934-1940; vice president, Brown, Crosby & Company, Inc., 1940-1947; president, Brown, Crosby & Company, Inc., 1947-1958; Chairman of the Board, Brown, Crosby & Company, Inc., 1958-1964.
Assistant department manager Fidelity & Casualty Company New York, 1914—1916. With Brown, Crosby & Company, Inc., 1916—1987, director, 1924—1987, secretary, 1934—1940, vice president, 1940—1947. President, 1947—1958.
Chairman board, 1958—1964. Director E.U.C. Corporation, 1927-1964.
Past commissioner Redevelopment Agy, Montclair, New Jersey. Past trustee Community Chest, Montclair, Leonard Wood Memorial, Columbia U. Board directors Matheson Foundation, Inc.
First lieutenant, 22d Area Squadron, Army of the United States, World War I. Member Insurance Society New York (past president), National Association Insurance Brokers, Insurance Brokers Association New York (past president), New York Chamber of Commerce, Academy Political Science, Alumni Federation Columbia University (past president), National Institute Social Sciences, Zeta Psi, Columbia University Club, Downtown Association, University Club of New York City, Rock Spring Country Club, Bay Head Yacht Club, Montclair Golf Club, Spring Lake GolfClub, Pilgrims Club.
Married Beatrice Valerie Cook, May 14, 1921 (deceased 1982). Children: John Pennington, Richard Cook.