Thorbjørn Grindhaug • 1953 • Fornebu • 11 roles • 17 shareholdings

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Roles

Management

Name	Role	Total operating income	Total equity	Shares
R REVISJONSFIRMAET FLATTUM & CO AS	Managing Director/CEO	35,559,519	18,660,086	12.5 % directly
S SYSTEMREVISJON AS	Managing Director/CEO	7,400,470	284,366	-

Boards

Name	Role	Total operating income	Total equity	Shares
T TOG INVEST AS	Chairman	-	16,211,186	100 % directly
R REVISJONSFIRMAET FLATTUM & CO AS	Board Member	35,559,519	18,660,086	12.5 % directly
A AKVATECH AS	Chairman	2,369,914	1,250,944	3.08 % indirectly
T THORBJØRN GRINDHAUG CONSULT	Holder	-	-	-
N NORSK ENØK OG ENERGI AS KONKURSBO Closed	Auditor	-	-	-
N NETS HOLDCO 5 AS	Board Member	14,495,000	43,269,374,000	-
A ASLAK BOLIGRUPPE SA	Chairman	-	-	-
K K. BUGGE AS Closed	Chairman	535,865	3,254,455	-
S SYSTEMREVISJON AS	Board Member	7,400,470	284,366	-

Last update: Dec 10, 2025

Related industries5

Direct relationships5

ØB
Øyvind Baltzersen1955
SYSTEMREVISJON AS, REVISJONSFIRMAET FLATTUM & CO AS
ES
Eirik Skjølberg1988
SYSTEMREVISJON AS, REVISJONSFIRMAET FLATTUM & CO AS
ES
Erik Sandtrø1971
NORSK ENØK OG ENERGI AS KONKURSBO
GS
Geir Spiten1964
AKVATECH AS
GL
Geir Lislerud1968
AKVATECH AS

Shares owned by Thorbjørn Grindhaug

Name	Share class	Total operating income	Total equity	Share
T TOG INVEST AS	Ordinære aksjer	0	16,211,186	100 % directly
R REVISJONSFIRMAET FLATTUM & CO AS	Ordinære aksjer	35,559,519	18,660,086	12.5 % directly
A AKVATECH AS		2,369,914	1,250,944	3.08 % indirectly
M MØLLADAMMEN NÆRINGSPARK INVEST AS		0	3,474,564	1.6 % indirectly
K KORALFISK AS	Ordinære aksjer	0	104,263,154	0.02 % directly < 0.01 %
O OKEA ASA	NO0010816895	11,246,097,000	1,111,022,000	< 0.01 % directly
N Norsk Hydro ASA	NO0005052605	154,000,000	54,480,000,000	< 0.01 % directly
P PUBLIC PROPERTY INVEST ASA Closed	NO0013178616	13,568,481	5,336,319,412	< 0.01 % directly
V VEND MARKETPLACES ASA	NO0003028904	298,000,000	33,820,000,000	< 0.01 % directly
A AKASTOR ASA	NO0010215684	2,000,000	4,910,000,000	< 0.01 % directly
H HÖEGH AUTOLINERS ASA	NO0011082075	0	1,245,073,000	< 0.01 % directly
T TELENOR ASA	NO0010063308	678,000,000	109,129,000,000	< 0.01 % directly
S SATS ASA	NO0010863285	0	2,505,000,000	< 0.01 % directly
C CRAYON GROUP HOLDING AS	NO0010808892	0	1,907,000,000	< 0.01 % directly
B BORREGAARD ASA	NO0010657505	0	2,219,498,000	< 0.01 % directly
E ENTRA ASA	NO0010716418	204,000,000	5,117,000,000	< 0.01 % directly
K KONGSBERG GRUPPEN ASA	NO0003043309	243,000,000	6,327,000,000	< 0.01 % directly

Limited to direct ownership positions of 0.5% or more.

Last update: Jun 2, 2025