C.O.s From 8.4.1940
- Captain S. Johnsen: 8 April 1940 – 20 December 1940
- Lieutenant Ragnar F. Christiansen: 20 December 1940 – 6 March 1941
- Lieutenant Thomas Jacobsen: 20 April 1941 – 29 April 1941
- Lieutenant Commander Aimar Sørensen: 5 January 1943 – 1 February 1943
- Lieutenant Commander Trygve Lind: 28 February 1943 – 17 December 1944
- Lieutenant Commander Harald Voltersvik: 18 December 1944 – 12 May 1945
- Lieutenant Mikal Hellesund: 12 May 1945 – 31 July 1945
- Lieutenant Commander Bjarne Sjong: 31 July 1945 – 1 January 1946
Read more about this topic: HNo MS Heimdal (1892), The Second World War