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William Willumsen
William Willumsen is a private shareholder with an estimated portfolio value of NOK 37.1m. William Willumsen holds stakes in 4 companies, and roles in several others.
Estimated portfolio value
NOK 37.1m
The sum of estimated values across all known holdings in Norwegian AS/ASA companies
Companies William Willumsen owns
| Company | Stake | Value (est.) |
|---|---|---|
| STORE HEPTE AS | 99.6% | NOK 35.0m |
| FRAMVAREN AS | 9.8% | NOK 2.0m |
| STORE HEPTE AS | 0.4% | NOK 134,000 |
| FRAMVAREN AS | 0.0% | NOK 8,000 |
Roles
Styrets leder
14 selskaper
TRATEC SOLUTIONS AS
985147469
TEKNIKKEN EIENDOM FLEKKEFJORD AS
935329191
TEKNIKKEN EIENDOM AS
993289051
AS ELEKTRISK KRISTIANSAND
916752342
HALVORSEN TECHNOLOGY AS
921018754
TRATEC AIRPORT SOLUTIONS AS
930530301
VARDHEI 1 AS
936536956
STORE HEPTE AS
994450484
HESTESPRANGET AS
993181994
TRATEC AS
981360346
NYE ØYESLETTA EIENDOM AS
935320399
PH EIENDOM KVINESDAL AS
990674760
HALVORSEN AS
920659179
NODELAND INDUSTRIPARK AS
915735525
Styremedlem
4 selskaperDaglig leder
2 selskaper
HALVORSEN TECHNOLOGY AS
921018754
STORE HEPTE AS
994450484
Innehaver
1 selskap
WILLIAM WILLUMSEN
989884379
Varamedlem
1 selskap
GENERAL STANDARD AS
992633654
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.