Kolbjørn Ertenstein is a private shareholder with an estimated portfolio value of NOK 1.6m. Kolbjørn Ertenstein holds stakes in 2 companies, and roles in several others.

Estimated portfolio value

NOK 1.6m

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

Companies Kolbjørn Ertenstein owns

Company	Stake	Value (est.)
ENHET 11 AS	100.0%	NOK 447,000
KGR AS	100.0%	NOK 1.2m

Roles

Daglig leder

2 selskaper

KGR AS 985342490

ENHET 11 AS 916682417

Styrets leder

2 selskaper

KGR AS 985342490

ENHET 11 AS 916682417

Styremedlem

1 selskap

SAMEIET FRAKKAGJERDVEGEN 195 937119399

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.