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Jan Otto Ertesvåg
JO
Jan Otto Ertesvåg
Chairman, HAMMERHAI AS
NO
4 active roles
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Companies & roles
Active roles
4 positions
Company
Role
Period
Ownership
Status
HAMMERHAI AS
CVR 998211654
Board
Chairman
Since 2014
—
Active
JAZZSIRKELEN 04
CVR 987857064
Board
Board of Directors
Since 2023
—
Active
ERTESVÅG FILM
CVR 922074534
Owner
Owner
Since 2019
—
Active
STORMJAZZ
CVR 936235425
Board
Board of Directors
Since 2025
—
Active
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