Adelsten Gudvan Sivertsen (7 May 1925 – 13 May 2010) was a Norwegian businessperson.
He took the cand.jur. degree at the university in 1951, before working as tax director in Sør-Vågsøy and deputy judge in Gjerpen.[1] From 1952 to 1959 he worked as a secretary in the Norwegian Employers' Confederation. From 1959 to 1973 he was a secretary and director of G.C. Rieber & Co, and from 1974 to 1990 he was the CEO of Storli.[2]
Sivertsen chaired the Bergen branch of the Norwegian Shipowners' Association from 1987 to 1988.[2] He was a board member of the bank IS-Banken from 1989 to 1995,[3] [4] and of Hardanger Sunnhordlandske Dampskipsselskap.[5]
He lived in Bergen before retirement,[1] but did in the end reside in Sandvika.[2] Sivertsen died of cancer on 13 May 2010.