BUSINESSMASTERING AS
BUSINESSMASTERING AS is registered as a limited company in Oslo, Oslo with organisation number 988891045. The business is classified under business and other management consultancy activities (NACE 70.200). The company was incorporated in 2005. Registered share capital is NOK 117,000, divided into 11700 shares. The company's stated purpose is: “Konsulentvirksomhet og utvikling av ulike typer lederverktøy.”. The most recent filed accounts, for the 2025 financial year, show NOK 2.5m in revenue and NOK 20,000 in operating profit.
Former names: LIFEMASTERING AS
Key figures · 2025
Financial health · 2025
Solidity capped at Weak because equity is below NOK 100,000.
Who owns BUSINESSMASTERING AS?
BUSINESSMASTERING AS has 8 registered shareholders:
- RUNE SEMUNDSETH 42.3%
- AVELLA AS 20.5%
- JØRN-TERJE NØDING GABRIELSEN 17.9%
- STEFFEN REGINALD NORBY 8.1%
- GREEN ADVICE AS 4.0%
- JOHN OLAV TEIGE 3.8%
- TROND OSCAR RØNBECK 1.9%
- SEMUNDSETH HOLDING AS 1.4%
Which companies does BUSINESSMASTERING AS own?
BUSINESSMASTERING AS holds a stake in 1 company:
- TRENINGSDAGBOKA AS 22.0%
Frequently asked questions about BUSINESSMASTERING AS
Who owns BUSINESSMASTERING AS?
RUNE SEMUNDSETH is the largest registered owner, with 42.3%.
What is the revenue of BUSINESSMASTERING AS?
BUSINESSMASTERING AS had revenue of NOK 2.5m in 2025.
Who is the general manager of BUSINESSMASTERING AS?
Rune Semundseth is registered as general manager of BUSINESSMASTERING AS.
Where is BUSINESSMASTERING AS based?
BUSINESSMASTERING AS has its business address in Oslo.
Property
7 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.