Rune Semundseth is a private shareholder. Rune Semundseth holds stakes in 2 companies, and roles in several others.

Companies Rune Semundseth owns

Company	Stake
BUSINESSMASTERING AS	42.3%
MEDIAHOUSE AS	15.0%

Roles

Daglig leder

2 selskaper

BUSINESSMASTERING AS 988891045

SEMUNDSOFT Rune Semundseth 979710313

Styremedlem

2 selskaper

BUSINESSMASTERING AS 988891045

MEDIAHOUSE AS 996521974

Deltaker med fullt ansvar

1 selskap

SPONSOR SHOP ANS 984278659

Innehaver

1 selskap

SEMUNDSOFT Rune Semundseth 979710313

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.