Odd Ivar Mellum is a private shareholder. Odd Ivar Mellum holds a stake in 1 company, and roles in several others.

Companies Odd Ivar Mellum owns

Company	Stake
JOA TRE HOLDING AS	20.0%

Roles

Styremedlem

2 selskaper

ATTRE AS 870926642

JOA TRE HOLDING AS 934748220

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.