Jon Olav Prøsch is a private shareholder with an estimated portfolio value of NOK 5.3m. Jon Olav Prøsch holds stakes in 6 companies, and roles in several others.

Estimated portfolio value

NOK 5.3m

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

Companies Jon Olav Prøsch owns

Company	Stake	Value (est.)
PRØSCH VETERINÆRSERVICE AS	10.0%	NOK 297,000
ALNG ASA	0.8%	NOK 2.6m
VOW ASA	0.3%	NOK 1.5m
DNO ASA	0.0%	NOK 374,000
HÖEGH AUTOLINERS ASA	0.0%	NOK 459,000
SPAREBANK 1 SMN	0.0%	–

Roles

Styremedlem

2 selskaper

GRÅBERGSVEIEN VEILAG 929439988

PRØSCH VETERINÆRSERVICE AS 940064902

Innehaver

1 selskap

JON OLAV PRØSCH 977673410

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.