Walter Olsen-Ryum is a private shareholder with an estimated portfolio value of NOK 129,000. Walter Olsen-Ryum holds a stake in 1 company, and roles in several others.

Estimated portfolio value

NOK 129,000

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

Companies Walter Olsen-Ryum owns

Company	Stake	Value (est.)
MIDT-NORSK LYDFORMIDLING AS	53.3%	NOK 115,000

Roles

Styrets leder

2 selskaper

MIDT-NORSK LYDFORMIDLING AS 998316510

LOCAL HEROES 995764733

Daglig leder

1 selskap

MIDT-NORSK LYDFORMIDLING AS 998316510

Deltaker med fullt ansvar

1 selskap

NI-WA LYDPRODUKSJON ANS 981895754

Innehaver

1 selskap

VIKNA EVENT WALTER OLSEN-RYUM 981502620

Styremedlem

1 selskap

RØRVIK SAMFUNNSHUS SA 971106808

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.