Jo Idar Sponås is a private shareholder. Jo Idar Sponås holds stakes in 2 companies.

Companies Jo Idar Sponås owns

Company	Stake
BYGGTØMRER NORGE AS	33.3%
NORHEIMS HOLDING AS	15.0%

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.