Gundersen was a member of Fredrikstad city council in 1931–1934 and 1937–1940, and later served as mayor from 1945 to 1965 and deputy mayor from 1966 to 1971.
Einar Gundersen | Arnold Gundersen | Ragnvald Ulfsson | Jacob Gundersen | Henry Gundersen | Gunnar Bull Gundersen | Gundersen method | Gundersen Lutheran Medical Center | Gundersen flap | Birger Ragnvald Sevaldson |