Elizabeth Johnston Blackwell Sørensen is a private shareholder. Elizabeth Johnston Blackwell Sørensen holds a stake in 1 company, and roles in several others.

Companies Elizabeth Johnston Blackwell Sørensen owns

Company	Stake
PETRO HOLDING AS	50.0%

Roles

Styrets leder

3 selskaper

PETROTEST FUEL & CHEMICALS AS 936248225

PETROTEST BITUMEN AS 936248411

PETRO HOLDING AS 936248217

Daglig leder

1 selskap

PETROTEST FUEL & CHEMICALS AS 936248225

Deltaker med delt ansvar

1 selskap

BETSY & JON TRADING DA 986047247

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.