Runar Birkeland • 1979 • Mandal • 5 roles • 5 shareholdings

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Roles

Boards

Name	Role	Total operating income	Total equity	Shares
R RBINVEST AS	Chairman	-	245,624	100 % directly
C CDS HOLDING AS	Board Member	-	6,162,821	13.01 % indirectly
C CASTOR DRILLING SOLUTION AS	Alternate Member	29,126,722	7,782,510	11.1 % indirectly
K KLØYSTØL VAV AS	Board Member	-	-	-
K KLØYSTØL HYTTEVEL	Chairman	-	-	-

Last update: May 15, 2026

Related industries3

Direct relationships5

Shares owned by Runar Birkeland

Name	Share class	Total operating income	Total equity	Share
R RBINVEST AS	Ordinære aksjer	0	245,624	100 % directly
C CDS HOLDING AS		0	6,162,821	13.01 % indirectly
C CASTOR DRILLING SOLUTION AS		29,126,722	7,782,510	11.1 % indirectly
O ONCOINVENT ASA Closed	NO0010779341	8,103,000	108,334,000	< 0.01 % directly
T THOR MEDICAL ASA	NO0010597883	839,000	475,867,000	< 0.01 % directly

Limited to direct ownership positions of 0.5% or more.

Last update: Jun 2, 2025