Mikolaj Marek Kurowski is a private shareholder with an estimated portfolio value of NOK 5.8m. Mikolaj Marek Kurowski holds a stake in 1 company, and roles in several others.

Estimated portfolio value

NOK 5.8m

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

Companies Mikolaj Marek Kurowski owns

Company	Stake	Value (est.)
MK1 HOLDING AS	100.0%	NOK 5.8m

Roles

Styrets leder

4 selskaper

MK1 HOLDING AS 914991528

SIDDIS BYGG AS 923206841

LANGGATA INVEST AS 926160192

STORHAUG BOLIG AS 912275604

Daglig leder

2 selskaper

MK1 HOLDING AS 914991528

SIDDIS BYGG AS 923206841

Styremedlem

1 selskap

LANGGATA 64 AS 924710098

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.