NSO HOLDING AS
NSO HOLDING AS is registered as a limited company in Oslo, Oslo with organisation number 929286464. The business is classified under all other professional, scientific and technical activities n.e.c. (NACE 74.990). The company was incorporated in 1980. Registered share capital is NOK 900,000, divided into 1000 shares. The company's stated purpose is: “Tilby tjenester innen oljeindustri, avfallsindustri, bedriftsledelse, drive annen rådgivende og industriell virksomhet samt investere i andre selskap.”. The most recent filed accounts, for the 2025 financial year, show NOK 3.3m in revenue and NOK 3.1m in operating profit.
Former names: A/S NORTAG, ENG PROSJEKTUTVIKLING AS, OILCO AS
Key figures · 2025
Financial health · 2025
Who owns NSO HOLDING AS?
NSO HOLDING AS has 5 registered shareholders:
- BENT FREDRIK LANGBALLE 40.0%
- LISE JOSEPHINE ENG LANGBALLE 15.0%
- JAKOB FREDRIK ENG LANGBALLE 15.0%
- EMILY VIOLETTE ENG LANGBALLE 15.0%
- ELLEN MELBYE LANGBALLE 15.0%
Which companies does NSO HOLDING AS own?
NSO HOLDING AS holds stakes in 2 companies:
- NSO AS Norsk Spesial Olje 82.0%
- NSO EIENDOM AS 82.0%
Group structure
NSO HOLDING AS er morselskap for 1 datterselskap:
- SJØHAGEN BRYGGE 1 AS 82,0%
Frequently asked questions about NSO HOLDING AS
Who owns NSO HOLDING AS?
BENT FREDRIK LANGBALLE is the largest registered owner, with 40.0%.
What is the revenue of NSO HOLDING AS?
NSO HOLDING AS had revenue of NOK 3.3m in 2025.
Who is the general manager of NSO HOLDING AS?
Bent Fredrik Langballe is registered as general manager of NSO HOLDING AS.
Where is NSO HOLDING AS based?
NSO HOLDING AS has its business address in Oslo.
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.