Jon Ketil Mathisen is a private shareholder. Jon Ketil Mathisen holds a stake in 1 company, and roles in several others.

Companies Jon Ketil Mathisen owns

Company	Stake
KETILKA AS	96.0%

Roles

Styremedlem

3 selskaper

LILLETORGET HALDEN AS 987902000

HALDEN DANSELOKALE AS 927051257

HALDEN HÅNDVERKSTJENESTER AS 992646349

Daglig leder

1 selskap

KETILKA AS 987901993

Styrets leder

1 selskap

KETILKA AS 987901993

Active roles recorded in the Register of Business Enterprises / the Central Coordinating Register

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.