Jan Børre Winther is a private shareholder with an estimated portfolio value of NOK 26.8m. Jan Børre Winther holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 26.8m

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

Companies Jan Børre Winther owns

Company	Stake	Value (est.)
BØMA AS	100.0%	NOK 26.8m
SPAREBANKEN ØST	0.1%	–
SPAREBANK 1 ØSTFOLD AKERSHUS	0.0%	–

Roles

Daglig leder

1 selskap

BØMA AS 988767646

Styrets leder

1 selskap

BØMA AS 988767646

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.