Party affiliation: Republican
1 daughter, Esther Marie (Mistress Charles Jacob Young). Came to the United States 1891, naturalized citizen. Successively in charge machinery for waterworks of Calcutta, India, then charge refining nitrate of soda, Chile.
Associate with Fraser-Chalmers, machinery manufacturers, 1892-1893. Assistant to superintendent, chief engineer Edward P. Allis Company, Milwaukee, 1894-1896. Founded Christensen Engineering Company, for manufacturer air brakes on cable cars, 1896, with company until 1903.
Active during World War I, World World War II developing special hydraulic and compressed air equipment for aircraft. Royal Danish vice-consul, Ohio, since 1928.