Party affiliation: Republican
James Clawson Roop, American engineer, air transportation executive, World War I veteran. Decorated Distinguished Service Medal (United States); Legion of Honor (France); Order Crown of Italy. Served as captain, major and lieutenant colonel Engineer corpus, United States army, World War I; member of staff Military Board of Allied Supply, July-November 1918; Member of Allied Supply Council in Australia.
Instructor in electrical engineering, University of Pennsylvania, 1909-1910. With Philadelphia and West Chester Traction Company, 1910-1915. Consultant work under Professor G. F. Sever, New York City, 1915-1916.
In charge construction and testing work, J. G. White Management Corporation, 1916-1917, general supervision and special reporting on public utilities, 1919-1921. With bureau of Budget, Washington, District of Columbia, June 1921-June 1922, assistant director, January-June 1922. With Woods Brothers Construction Company, Lincoln, Nebraska, 1922-1925.
President Monomarks, Inc., May 1925-October 1926. With Dawes Brothers, Inc., Chicago, 1926-1929. Member Dominican Economics Commission, April-July 1929.
Director United States budget, August 1929-March 1933. With Pan-American Airways, Inc., 1935-1949. Consultant to chairman munitions board, 1949, retired.
Vice president and treasurer Pan-American Airways Corporation and its principal subsidiaries.