STS-ISONOR AS
STS-ISONOR AS is registered as a limited company in Bergen, Vestland with organisation number 991750282. The business is classified under other specialised construction activities n.e.c. (NACE 43.990). The company was incorporated in 2007 and has 765 registered employees. Registered share capital is NOK 30.0m, divided into 200 shares. The company's stated purpose is: “Handel, agentur, utleie, arbeidsutførelse, overflatebehandling, brannisolering, isolering, industriell maling, stillas-/tilkomstteknikk samt annen virksomhet som derved står i forbindelse, herunder deltakelse i annen virksomhet ved aksjebesittelse og på annen måte.”. The most recent filed accounts, for the 2025 financial year, show NOK 999.9m in revenue and NOK 59.0m in operating profit.
Former names: BØK AS, STS GRUPPEN AS
Key figures · 2025
Financial health · 2025
Who owns STS-ISONOR AS?
STS-ISONOR AS has 1 registered shareholder:
- OBO AS 100.0%
Which companies does STS-ISONOR AS own?
STS-ISONOR AS holds stakes in 2 companies:
- SEM SIKKERHET AS 39.1%
- REGIOX AS 19.4%
Frequently asked questions about STS-ISONOR AS
Who owns STS-ISONOR AS?
OBO AS is the largest registered owner, with 100.0%.
What is the revenue of STS-ISONOR AS?
STS-ISONOR AS had revenue of NOK 999.9m in 2025.
Who is the general manager of STS-ISONOR AS?
Ingrid Strand Solheim is registered as general manager of STS-ISONOR AS.
Where is STS-ISONOR AS based?
STS-ISONOR AS has its business address in Nesttun.
Property
12 companies are registered at this address.
The address this company is registered at, from the company register and matched against the cadastre. It does not say who owns the property — a company may be a tenant, and the address is often its accountant's. Source: Brønnøysundregistrene and © Kartverket.
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.