Background
Hardenbrook, Donald Johnson was born on February 10, 1896 in Jamaica, New York, United States.
Hardenbrook, Donald Johnson was born on February 10, 1896 in Jamaica, New York, United States.
Student Jamaica Normal School, 1902-1911. Polytech. Preparatory School, Brooklyn, 1911-1915.
With Atlas Portland Cement County, New York City, 1915-1917. Ship broker, 1919-1920. President American International Shipping Company, First National Bank New York, 1920-1921, investment banker, manager Taylor Ewart & County, New York office, and partner Harrison, Smith & Company, 1921-1929.
President American International Securities Corporation, 1929-1932.
Member New York Stock Exchange, 1933-1943. Assistant to president Union Bag-Camp Paper Corporation, New York C., 1942-1945, vice president, 1945-1962.
Chairman American Creosoting Corporation, 1961-1962. Investment banker; a founder, chairman Institute Applied Econometrics.
Member of President's Committee on Youth Employment. President, Keep American Beautiful, Incorporated. Served as ensign United States Naval Reserve Force, 1917-1919.
Member North.A.M. (president 1962, Chairman of the Board 1963, chairman of the executive committee 1964), New York Chamber of Commerce (Executive Committee).
Club: Merchants (New York City).
Married Helen Vinson, December 20, 1946. Children (by previous marriage): Marilyn A., Hope (Mistress Whitley Y. Dresser).