Steinar Halvorsen is a private shareholder with an estimated portfolio value of NOK 1.1m. Steinar Halvorsen holds stakes in 2 companies, and roles in several others.

Estimated portfolio value

NOK 1.1m

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

Companies Steinar Halvorsen owns

Company	Stake	Value (est.)
CHRISTIANIA VEDFORRETNING AS	100.0%	NOK 811,000
AIR SPONGE NORGE AS	100.0%	NOK 276,000

Roles

Styremedlem

2 selskaper

ØVRE ÅSEBU VANNLAG SA 997270541

ØVRE ÅSEBU HYTTEFORENING 997270568

Styrets leder

2 selskaper

CHRISTIANIA VEDFORRETNING AS 929113470

AIR SPONGE NORGE AS 993644838

Daglig leder

1 selskap

AIR SPONGE NORGE AS 993644838

Innehaver

1 selskap

HALVORSEN STEINAR CONSULT 982673755

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.