Sten Arild Antonsen • 1971 • Fauske • 8 roles • 7 shareholdings

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Roles

Boards

Name	Role	Total operating income	Total equity	Shares
I INFRA PARTNER AS	Chairman	-	16,059	50 % indirectly
I INFRA ANLEGG AS	Board Member	166,570,950	8,963,924	50 % indirectly
S SK.INVEST AS	Chairman	-	22,647,565	50 % directly
I INFRA NORD AS	Chairman	-	30,000	50 % indirectly
S SEAL NORD AS	Chairman	-	29,999	50 % indirectly
O OPAS AS	Chairman	-	-277,126	25 % indirectly
S SA-ANLEGG AS	Board Member	1,348,696	437,739	20 % indirectly
A ANKERSKE NATURSTEIN EIENDOM AS	Chairman	1,830,052	-498,800	-

Last update: Sep 14, 2026

Related industries

3

Services
Counseling
Construction
Contractor activities
Services
Other Real Estate

Direct relationships

5

HA
Håvard Antonsen Laksosnes2002
SK.INVEST AS, SA-ANLEGG AS
KÅ
Kevin Åsli Slettmyr1990
OPAS AS
KB
Kristian Baadstø1979
INFRA ANLEGG AS
OF
Ole-Martin Fridtjofsen Hansen1988
INFRA ANLEGG AS
KL
Karianne Laksosnes1973
SK.INVEST AS

Shares owned by Sten Arild Antonsen

Name	Share class	Total operating income	Total equity	Share
S SK.INVEST AS	Ordinære aksjer	0	22,647,565	50 % directly
I INFRA PARTNER AS		0	16,059	50 % indirectly
I INFRA ANLEGG AS		166,570,950	8,963,924	50 % indirectly
I INFRA NORD AS		0	30,000	50 % indirectly
S SEAL NORD AS		0	29,999	50 % indirectly
O OPAS AS		0	-277,126	25 % indirectly
S SA-ANLEGG AS		1,348,696	437,739	20 % indirectly

Limited to direct ownership positions of 0.5% or more.

Last update: Oct 30, 2026