Dag Øystein Borch is a private shareholder with an estimated portfolio value of NOK 6.2m. Dag Øystein Borch holds stakes in 2 companies, and roles in several others.

Estimated portfolio value

NOK 6.2m

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

Companies Dag Øystein Borch owns

Company	Stake	Value (est.)
TANABYGG AS	100.0%	NOK 5.9m
SMALFJORD FRITIDSHAVN AS	37.3%	NOK 130,000

Roles

Styrets leder

2 selskaper

SMALFJORD FRITIDSHAVN AS 912175111

TANABYGG AS 944144099

Daglig leder

1 selskap

TANABYGG AS 944144099

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.