Bachelor of Science, Master of Engineering, PE, Technology Engineering, Copenhagen, 1940. Master of Science, Copenhagen, 1940. Degree in Army Intelligence, Defense Industrial Security Institute, 1972.
President, Hamo Engineering, Copenhagen, 1939-1947; president, Hamo Engineering, Evanston, Illinois, 1958-1978; engineer, Sundstrand, Rockford, Illinois, 1957-1958; president, owner, Kiehn International Engineering Company, Phoenix, since 1978; chairman, president, European Theatre of Operations International Engineering, Phoenix, Arizona, since 1978. Technical engineering consultant Scandinavian Airlines, Sundstrand Engineering, McDonnell Douglas, Ford, General Motors, Chrysler, Honeywell, Motorola, General Electric, Hughes Aircraft. Chairman of the Board International Technology Engineering.
With Finnish Army, 1939, Danish Underground, 1940-1945, Morocco French Foreign Legion, 1948-1954, Vietnam. Member AIII, National Society of Professional Engineers, Society Illuminating Engineers, National Geography Society, American Federation Police, East Africa Wildlife Society, Interpol Intelligence and Organized Crime Organization, Adventures Club Denmarkk, Honors Club, American Institute of Aeronautics and Astronautics., St. Joseph's Legacy Club., St. Joseph's Indian School.
Married Ase Rasmusen, April 28, 1942. Children: Marianne, Hans, Lars.