Marius Christoffer Hornslien • 1993 • Oslo • 5 roles • 5 shareholdings

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Roles

Boards

Name	Role	Total operating income	Total equity	Shares
H HORNSLIEN HORIZONS HOLDING AS	Chairman	-	-29,435	100 % directly
T TALENTECH TOPCO AS	Board Member	-	-	-
H HR NORDIC INVEST AS	Board Member	-	357,699,944	-
H HR NORDIC TOPCO AS	Board Member	-	565,168,291	-
K KEYSTONE EDUCATION GROUP AS	Alternate Member	-	113,614,000	-

Last update: May 7, 2026

Related industries1

Information and communication
/ News dissemination

Direct relationships5

Shares owned by Marius Christoffer Hornslien

Name	Share class	Total operating income	Total equity	Share
H HORNSLIEN HORIZONS HOLDING AS	Ordinære aksjer	0	-29,435	100 % directly
O OCOPO AS		8,307,901	1,519,885	1.75 % indirectly
S SALMAR ASA	NO0010310956	228,000,000	11,856,000,000	< 0.01 % directly
N NORDIC SEMICONDUCTOR ASA	NO0003055501	477,595,000	515,052,000	< 0.01 % directly
M MOWI ASA	NO0003054108	1,887,000,000	2,856,000,000	< 0.01 % directly

Limited to direct ownership positions of 0.5% or more.

Last update: Jun 2, 2025