AVANTOR SLEMMESTAD UTVIKLING AS

Roles

Daglig lederTom Bratlie

Revisor

Styrets lederØystein Frederik Thorup

StyremedlemMarianne Wiig Mathisen Njåstein

Auditor

Auditor at related companies

None of the 20 related companies use the same auditor.

Company	Auditor
ANTHON WALLESVEI 43B AS	CEDRA NORGE AS	different
AVANTOR GJERDRUMS VEI 11 AS	CEDRA NORGE AS	different
AVANTOR NYDALSVEIEN 21 AS	CEDRA NORGE AS	different
AVANTOR NYDALSVEIEN 30A AS	CEDRA NORGE AS	different
AVANTOR P N12-26 AS	CEDRA NORGE AS	different
AVANTOR PARKERING AS	CEDRA NORGE AS	different
AVANTOR SANDAKERVEIEN 113-119 AS	CEDRA NORGE AS	different
AVANTOR SLEMMESTAD AS	CEDRA NORGE AS	different
CRESSIDA AS	CEDRA NORGE AS	different
NORDIC KINGFISH FREDRIKSTAD AS	BDO AS	different
OCEANIC SEISMIC VESSELS AS	PRICEWATERHOUSECOOPERS AS	different
POLYSERVICES AS	CEDRA NORGE AS	different
PORTIA AS	CEDRA NORGE AS	different
SHEARWATER GEOASSETS AS	PRICEWATERHOUSECOOPERS AS	different
SHEARWATER GEOSERVICES AS	PRICEWATERHOUSECOOPERS AS	different
SHEARWATER GEOSERVICES ASSETS VI AS	PRICEWATERHOUSECOOPERS AS	different
SHEARWATER GEOSERVICES ASSETS VIII AS	PRICEWATERHOUSECOOPERS AS	different
SHEARWATER GEOSERVICES HOLDING AS	PRICEWATERHOUSECOOPERS AS	different
STADION HØYHUS AS	CEDRA NORGE AS	different
STADION NÆRING AS	CEDRA NORGE AS	different

Shareholders

Name	Stake	Shares	Year
AVANTOR SLEMMESTAD AS	100.0%	1000.000000	2025

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.