Fredrik Østhassel • 1987 • Oslo • 11 roles • 5 shareholdings

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Roles

Boards

Name	Role	Total operating income	Total equity	Shares
F FOSB INVEST AS	Chairman	-	-59,165	100 % directly
S SAMEIET GARASJE OBERST RODES VEI 44	Contact Person	-	-	-
S SERWENT TT-TEKNIKK AS	Board Member	256,364,000	50,887,000	-
S SERWENT HØYTRYKK OG VEDLIKEHOLDSSERVICE AS	Board Member	23,047,000	15,738,000	-
G GJØVAAG AS	Board Member	24,142,701	3,321,892	-
S SERWENT JTR GRUPPEN AS	Board Member	92,924,000	31,895,000	-
V VITEK MILJØ AS	Board Member	133,867,149	25,944,573	-
S SERWENT BRDR GRØNNERUD AS	Board Member	62,364,000	11,185,000	-
G GJØVAAG RØRFORNYING AS	Board Member	3,370,344	-453,834	-
S SERWENT HOLDING AS	Board Member	14,885,000	1,250,062,000	-
X X-VAC AS	Board Member	92,534,310	15,459,909	-

Last update: Aug 12, 2026

Related industries

3

Construction
Contractor activities
Water, sewage and waste disposal
Water and wastewater
Water, sewage and waste disposal
Waste and recycling

Direct relationships

5

Shares owned by Fredrik Østhassel

Name	Share class	Total operating income	Total equity	Share
F FOSB INVEST AS	Ordinære aksjer	0	-59,165	100 % directly
G GRØNMO GOLFBANE AS	Ordinære aksjer	0	9,161,912	0.07 % directly < 0.01 %
D DNO ASA	NO0003921009	28,224,000	962,375,000	< 0.01 % directly
H HERMANA HOLDING ASA	NO0013401380	1,000,000	0	< 0.01 % directly
M MAGNORA ASA	NO0010187032	134,000,000	0	< 0.01 % directly

Limited to direct ownership positions of 0.5% or more.

Last update: Jun 2, 2025