Eirik Wilhelm Rieber-Mohn

Private shareholder 0250 OSLO NO

Eirik Wilhelm Rieber-Mohn is a private shareholder with an estimated portfolio value of NOK 2.5m. Eirik Wilhelm Rieber-Mohn holds stakes in 4 companies, and roles in several others.

Estimated portfolio value

NOK 2.5m

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

Companies Eirik Wilhelm Rieber-Mohn owns

Company	Stake	Value (est.)
HALODYNE AS	100.0%	–
EWRM HOLDING AS	100.0%	NOK 28,000
RIEBER-MOHN INVEST AS	50.0%	NOK 2.3m
OBELISK EIENDOM AS	20.0%	NOK 186,000

Roles

Styremedlem

5 selskaper

TOMTEGATA 5 UTVIKLING AS 929846389

RIEBER-MOHN INVEST AS 912752666

RUMBLEABLE AS 924825138

SAMEIET ULEFOSSVEIEN 73 920772102

TOMTEGATA PROSJEKT AS 929592336

Styrets leder

3 selskaper

OBELISK EIENDOM AS 988791717

HALODYNE AS 935932122

EWRM HOLDING AS 936280676

Varamedlem

1 selskap

FAGER EIENDOM AS 913406575

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.