Marius Marthinsen is a private shareholder with an estimated portfolio value of NOK 15.9m. Marius Marthinsen holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 15.9m

The sum of estimated values across all known holdings in Norwegian AS/ASA companies

Companies Marius Marthinsen owns

Company	Stake	Value (est.)
MARTHINS1 HOLDING AS	100.0%	NOK 14.6m
JÅTTÅ GÅRDSBRYGGERI AS	46.7%	NOK 1.0m
NORDIC MINING ASA	0.0%	NOK 200,000

Roles

Styrets leder

4 selskaper

MARTHINS1 HOLDING AS 925159077

ROGALAND SIDERI AS 933998967

JÅTTÅ GÅRDSBRYGGERI AS 920781691

VANNVITTIG RØR AS 934860632

Styremedlem

2 selskaper

MIBO BOLIG AS 932853884

HONEST BLUE AS 931296434

Daglig leder

1 selskap

HONEST BLUE AS 931296434

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 02.09.2026.