Background
He was born in Copenhagen as a son of professor Konrad Nielsen (1875–1953) and his wife Gudrun Agnes Augusta Müller (1889–1954). He was a paternal grandson of politician Sivert Andreas Nielsen.
banker Diplomat jurist secretary
He was born in Copenhagen as a son of professor Konrad Nielsen (1875–1953) and his wife Gudrun Agnes Augusta Müller (1889–1954). He was a paternal grandson of politician Sivert Andreas Nielsen.
He finished his secondary education in 1934, and graduated with the candidate.jur.
Worked Bank of Norway 1940-1941. Political prisoner 1941-1945. Deputy Attorney Oslo Police 1945-1946.
United Nations Secretary 1946-1948.
Secretary Norwegian Embassy, Washington 1948-1950. Section Chief, Ministry of Defence 1950-1951.
Director North Atlantic Treaty Organization Institute staff 1950-1951. Division Chief, Ministry of Defence 1952-1955.
Under-Secretary for Defence 1955-1958.
Permanent Delegate to United Nations 66. Participated in preparatory work North Atlantic Treaty Organization and ministerial conferences North Atlantic Treaty Organization 1949-1958; representative Advisory Committee to Secretary-General United Nations Emergency Force 1958.
Norwegian Representative on United Nations Security Council 1963-1964, Chair, or Vice-Chairman Norwegian Delegate to 13th-21st Sessions of General Assembly of United Nations.
General Manager Bergens Privatbank, Oslo 1966-1976. Chairman Board Norwegian Agency for Institute Development 75.
Chairman Electrolux Norway since 1979. Director Finanzierungsgesellschaft Viking, Zurich, Deutsche Schiffahrtsbank, Bremen, Banque Scandinave en Suisse, Geneva 1968-1976.
Alabama-Norway and Alabama-Laboratory, United States of America since 1976, Fredriksstad Mek.
Verksted Shipyard 1977-1981.
In the latter position he was a part of the third cabinet Gerhardsen. However he was not a member of the Norwegian Labour Party. During this period, Norway was a member of the Security Council in 1963 and 1964.
Married Harriet Nielsen (nee Eyde) in 1945.