Johan Markus Ringstad is a private shareholder. Johan Markus Ringstad holds stakes in 2 companies, and roles in several others.

Companies Johan Markus Ringstad owns

Company	Stake
FILTVET HOLDING AS	100.0%
TINDEN INVEST AS	32.6%

Roles

Daglig leder

1 selskap

FILTVET HOLDING AS 930685496

Styremedlem

1 selskap

TINDEN INVEST AS 984001576

Styrets leder

1 selskap

FILTVET HOLDING AS 930685496

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.