Jan Wilhelm Sissener is a private shareholder with an estimated portfolio value of NOK 12. Jan Wilhelm Sissener holds a stake in 1 company.

Estimated portfolio value

NOK 12

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

Companies Jan Wilhelm Sissener owns

Company	Stake	Value (est.)
ATTRAQUA SPECIFIC BAITS AS	14.3%	–

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