John Kristian Jahnsen • 1964 • Fredrikstad • 7 roles • 3 shareholdings

This website uses cookies to enhance the user experience.

||

Roles

Management

Name	Role	Total operating income	Total equity	Shares
M MAINFRAME DATA AS	Managing Director/CEO	430,725	250,892	100 % directly

Boards

Name	Role	Total operating income	Total equity	Shares
M MAINFRAME DATA AS	Chairman	430,725	250,892	100 % directly
C CONNECTOR AS Closed	Chairman	56,739	101,364	87.5 % directly 37.5 % indirectly 50 %
V VETDESK AS Closed	Board Member	-	-107,700	33.33 % indirectly
N NROF AVD. SØNDRE ØSTFOLD	Chairman	-	-	-
F FREDRIKSTAD PISTOLKLUBB	Deputy Chair	-	-	-
R REGIMENTSMYRA SKYTEPARK	Board Member	-	-	-

Last update: May 20, 2025

Related industries3

Direct relationships5

RB
Rino Bjørn Wold Otkjær1963
FREDRIKSTAD PISTOLKLUBB, NROF AVD. SØNDRE ØSTFOLD
SO
Skjalg Oddbjørn Sannes1966
REGIMENTSMYRA SKYTEPARK
HA
Halfdan Amundsen Solberg1974
FREDRIKSTAD PISTOLKLUBB
NK
Nils Kaulum1978
REGIMENTSMYRA SKYTEPARK
CG
Carsten Glindø1962
VETDESK AS

Shares owned by John Kristian Wold Jahnsen

Name	Share class	Total operating income	Total equity	Share
M MAINFRAME DATA AS	Ordinære aksjer	430,725	250,892	100 % directly
C CONNECTOR AS Closed	Ordinære aksjer	56,739	101,364	37.5 % directly 37.5 % indirectly 50 %
V VETDESK AS Closed		0	-107,700	33.33 % indirectly

Limited to direct ownership positions of 0.5% or more.

Last update: Jun 2, 2025