Ivar Tonhaugen is a private shareholder with an estimated portfolio value of NOK 9.6m. Ivar Tonhaugen holds a stake in 1 company, and roles in several others.

Estimated portfolio value

NOK 9.6m

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

Companies Ivar Tonhaugen owns

Company	Stake	Value (est.)
TGS SERVICE PARTNER AS	40.0%	NOK 9.6m

Roles

Styremedlem

1 selskap

TGS SERVICE PARTNER AS 916884966

Varamedlem

1 selskap

ULLENSAKER SKYTTERLAG 984320949

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.