He was born in Trondhjem as a son of consul Harald Berg (1881–1951) and Adele Sørensen (1881–1938).
[2] Odd Berg finished his secondary education in 1926, took Kristiania Commerce School in 1927, the average adjuster exam in 1928 and the cand.oecon.
[2] The acquisition in 1965 of the tanker Arctic Propane built by Moss Verft was a turning point, as the company started concentrating on ships with diving gear.
The vessel "Arctic Surveyor" (the first DP DSV with her first contract on the Ekofisk to Emden pipeline using hydro-coupling tie-ins progressing to Hyperbaric welding of piplenes ) and later the Arctic Seal was used for this purpose after the 1979–1980 Ixtoc I oil spill.
Arctic Seal was also the first vessel to, in 1978, perform hyperbaric welding with dynamic positioning.