Stein Ole Onsøyen • 1969 • Fornebu • 4 roles • 7 shareholdings

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Roles

Boards

Name	Role	Total operating income	Total equity	Shares
S SOO INVEST AS	Chairman	-	46,180,303	100 % directly
R ROTOR OFFSHORE AS	Board Member	68,517,085	11,394,590	18.8 % indirectly
R ROTOR SYSTEMS AS	Board Member	23,225,276	14,455,851	10.7 % indirectly
R ROTOR AQUA AS	Board Member	-	-	-

Last update: May 19, 2025

Related industries2

Direct relationships5

EH
Eskil Hansen1970
ROTOR SYSTEMS AS, ROTOR OFFSHORE AS, ROTOR AQUA AS
TF
Tom Fedog1962
ROTOR SYSTEMS AS, ROTOR AQUA AS
EH
Erik Heimar Zachariasen1961
ROTOR SYSTEMS AS, ROTOR AQUA AS
CG
Christina Grindheim Onsøyen1969
SOO INVEST AS
TB
Thomas Berg Myrvold1979
ROTOR SYSTEMS AS

Shares owned by Stein Ole Onsøyen

Name	Share class	Total operating income	Total equity	Share
S SOO INVEST AS	Ordinære aksjer	0	46,180,303	100 % directly
R ROTOR OFFSHORE AS		68,517,085	11,394,590	18.8 % indirectly
R ROTOR SYSTEMS AS		23,225,276	14,455,851	10.7 % indirectly
A AKER SOLUTIONS ASA	NO0010716582	57,000,000	4,759,000,000	< 0.01 % directly
A AKER CARBON CAPTURE ASA Closed	NO0010890304	6,000,000	4,841,000,000	< 0.01 % directly
A AKER HORIZONS ASA Closed	NO0010921232	0	4,048,000,000	< 0.01 % directly
A AKASTOR ASA	NO0010215684	2,000,000	4,910,000,000	< 0.01 % directly

Limited to direct ownership positions of 0.5% or more.

Last update: Jun 2, 2025