Øystein John Haslum • 1959 • Oslo • 11 roles • 10 shareholdings

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Roles

Boards

Name	Role	Total operating income	Total equity	Shares
G GIEFFNES AS	Chairman	-	11,109,929	62.57 % directly 61.04 % indirectly 1.54 %
G GJØNNES ENERGI AS Closed	Contact Person	146,668	5,928,729	29.56 % indirectly
G GJØNNES AS	Chairman	6,726,687	20,012,187	29.56 % directly
G GJØNNES GÅRD AS	Chairman	2,625,006	6,025,758	29.56 % indirectly
S SAGA WOOD HOLDING AS	Chairman	-	-	12.72 % indirectly
F FLAEN TREINDUSTRIER AS	Board Member	34,108,556	3,186,894	6.23 % indirectly
G GREEN ENERGY AS	Chairman	624,818	-105,553,225	1.55 % indirectly
S SAMEIET FREDERIK STANGSGATE 41	Alternate Member	2,346,052	-4,922,034	-
S SABONA STI	Chairman	5,579,636	265,287	-
B BÆRUM LANDBRUKSFORENING	Chairman	-	-	-

Last update: Mar 25, 2026

Related industries

2

Services
Organizations
Services
Financial support

Direct relationships

5

Shares owned by Øystein John Haslum

Name	Share class	Total operating income	Total equity	Share
G GIEFFNES AS	Ordinære aksjer	0	11,109,929	61.04 % directly 61.04 % indirectly 1.54 %
G GJØNNES AS	A-aksjer	6,726,687	20,012,187	29.56 % directly
G GJØNNES ENERGI AS Closed		146,668	5,928,729	29.56 % indirectly
G GJØNNES GÅRD AS		2,625,006	6,025,758	29.56 % indirectly
S SAGA WOOD HOLDING AS		0	0	12.72 % indirectly
S SKJEBERG AS		0	-24,853	11.32 % indirectly
S SAGA WOOD AS		360,000	2,383,602	6.23 % indirectly
F FLAEN TREINDUSTRIER AS		34,108,556	3,186,894	6.23 % indirectly
K KEZZLER AS		42,459,005	301,315,485	2.1 % indirectly
G GREEN ENERGY AS		624,818	-105,553,225	1.55 % indirectly

Limited to direct ownership positions of 0.5% or more.

Last update: Jun 2, 2025