Geir Håvard Østtveit is a private shareholder. Geir Håvard Østtveit holds a stake in 1 company, and roles in several others.

Companies Geir Håvard Østtveit owns

Company	Stake
ISOBYGG TELEMARK-VESTFOLD AS	65.0%

Roles

Daglig leder

1 selskap

ISOBYGG TELEMARK-VESTFOLD AS 917463638

Innehaver

1 selskap

GEIR HÅVARD ØSTTVEIT 988490903

Styremedlem

1 selskap

ISOBYGG AS 825149392

Styrets leder

1 selskap

ISOBYGG TELEMARK-VESTFOLD AS 917463638

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 03.10.2026.