Jan Tamnes is a private shareholder with an estimated portfolio value of NOK 9.1m. Jan Tamnes holds stakes in 2 companies, and roles in several others.

Estimated portfolio value

NOK 9.1m

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

Companies Jan Tamnes owns

Company	Stake	Value (est.)
ODDVAR TAMNES MASKIN & TRANSPORT AS	84.0%	NOK 9.1m
RØROSBANKEN RØROS SPAREBANK	2.8%	–

Roles

Daglig leder

2 selskaper

ODDVAR TAMNES MASKIN & TRANSPORT AS 978666256

TAMNES MASKIN AS 938128995

Styremedlem

2 selskaper

ODDVAR TAMNES MASKIN & TRANSPORT AS 978666256

NORDRE RIDAL FISKEFORENING 912742482

Styrets leder

2 selskaper

JAN TAMNES HOLDING AS 937921357

TAMNES MASKIN AS 938128995

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.