Kjetil Ertenstein is a private shareholder with an estimated portfolio value of NOK 849,000. Kjetil Ertenstein holds a stake in 1 company.

Estimated portfolio value

NOK 849,000

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

Companies Kjetil Ertenstein owns

Company	Stake	Value (est.)
BK INVEST AS	50.0%	NOK 849,000

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.