Kjell Åge Rosenborg is a private shareholder with an estimated portfolio value of NOK 268,000. Kjell Åge Rosenborg holds stakes in 3 companies, and roles in several others.

Estimated portfolio value

NOK 268,000

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

Companies Kjell Åge Rosenborg owns

Company	Stake	Value (est.)
ROSENBORG RUGGIERI FYRVERKERI AS	85.0%	–
SOLARBIO AS	50.0%	NOK 66,000
REE FORRETNINGSDRIFT AS	33.3%	NOK 202,000

Roles

Styremedlem

1 selskap

SOLARBIO AS 915202993

Styrets leder

1 selskap

ROSENBORG RUGGIERI FYRVERKERI AS 915478867

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.