Marius Rostock • 1974 • Hvalstad • 19 roles • 12 shareholdings

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Roles

Management

Name	Role	Total operating income	Total equity	Shares
B BYGGRO AS	Managing Director/CEO	17,861,963	2,909,519	100 % indirectly
B BORØY NÆRINGSEIENDOM AS	Managing Director/CEO	1,008,169	8,322	50 % indirectly
M MIKROSEMENT OG DEKORPUSS AS	Managing Director/CEO	-	196,419	50 % indirectly

Boards

Name	Role	Total operating income	Total equity	Shares
R ROSMA AS	Contact Person	74,012	50,753,247	100 % directly
B BYGGRO AS	Chairman	17,861,963	2,909,519	100 % indirectly
N NYTTHUS AS	Contact Person	433,500	-3,004,645	50 % indirectly
M MIKROSEMENT OG DEKORPUSS AS	Chairman	-	196,419	50 % indirectly
B BORØY NÆRINGSEIENDOM AS	Board Member	1,008,169	8,322	50 % indirectly
L L17 UTVIKLING AS	Chairman	-	-	33.33 % indirectly
H HVALSTAD TEKNOLAB	Board Member	-	-	-
B BORØY TENNISFORENING	Board Member	-	-	-
M MARIUS ROSTOCK	Holder	-	-	-
C CAFERO AS	Alternate Member	5,070,504	105,289	-
B BILLUNG EIENDOM AS	Board Member	2,170,286	173,239	-
S SAMEIET LAKKEGATA 17	Chairman	-	-	-
L LAKKEGATA 17 BORETTSLAG	Contact Person	-	-	-

Last update: Jun 18, 2025

Related industries9

Direct relationships5

HK
Hans Kristian Aamodt1961
NYTTHUS AS, BILLUNG EIENDOM AS, L17 UTVIKLING AS, LAKKEGATA 17 BORETTSLAG
HA
Herman Alf Billung1958
BILLUNG EIENDOM AS, L17 UTVIKLING AS, LAKKEGATA 17 BORETTSLAG
KS
Kristofer Solvang1970
BORØY TENNISFORENING, BORØY NÆRINGSEIENDOM AS
NH
Nils Holger Koefoed1976
ROSMA AS
JK
Jan Klingsholm1959
BYGGRO AS

Shares owned by Marius Rostock

Name	Share class	Total operating income	Total equity	Share
R ROSMA AS	Ordinære aksjer	74,012	50,753,247	100 % directly
B BYGGRO AS		17,861,963	2,909,519	100 % indirectly
N NYTTHUS AS		433,500	-3,004,645	50 % indirectly
M MIKROSEMENT OG DEKORPUSS AS		0	196,419	50 % indirectly
B BORØY NÆRINGSEIENDOM AS		1,008,169	8,322	50 % indirectly
L L17 UTVIKLING AS		-	-	33.33 % indirectly
L L17 NÆRING AS		-	-	33.33 % indirectly
N NORSK TITANIUM AS		28,290,000	281,265,000	0.57 % indirectly
N NORSK TITANIUM EQUIPMENT AS		5,857,000	-6,808,000	0.57 % indirectly
N NTI MH AS		0	-5,610	0.57 % indirectly
A ASCENIUM HOLDING AS	NO0010614977	0	203,910,534	0.2 % directly < 0.01 %
O ONCOINVENT ASA	NO0010779341	5,790,000	54,931,000	< 0.01 % directly

Limited to direct ownership positions of 0.5% or more.

Last update: Jun 2, 2025