Astor Vidringstad is a private shareholder. Astor Vidringstad holds stakes in 2 companies, and roles in several others.

Companies Astor Vidringstad owns

Company	Stake
PORT SPESIALISTEN LISTER AS	100.0%
ISOBYGG SØR AS	65.0%

Roles

Daglig leder

2 selskaper

PORT SPESIALISTEN LISTER AS 998788218

ISOBYGG SØR AS 918783725

Styremedlem

2 selskaper

UL LYNGDØLEN 982559383

VEST-AGDER UNGDOMSLAG 971119950

Styrets leder

2 selskaper

PORT SPESIALISTEN LISTER AS 998788218

ISOBYGG SØR AS 918783725

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.