MAINMAST AS
Signals
- Driftsunderskudd 2025 Siste driftsresultat er negativt (−4,4 mill kr).
MAINMAST AS is registered as a limited company in Oslo, Oslo with organisation number 928349217. The business is classified under other technical consultancy (NACE 71.129). The company was incorporated in 2021. Registered share capital is NOK 1.5m, divided into 1500000 shares. The company's stated purpose is: “Hel- eller deleierskap av annen virksomhet innen ulike bransjer som for eksempel energi, aquakultur, bygg og anlegg, regnskap, samt annet som faller sammen med overstående, herunder å delta i andre selskaper med lignende virksomhet, kjøp og salg av aksjer, eller på annen måte gjøre seg interessert i andre foretagender.”.
Key figures · 2025
Financial health · 2025
Who owns MAINMAST AS?
MAINMAST AS has 4 registered shareholders:
- RADIX AS 25.0%
- TIGHT HOLDING AS 25.0%
- PES: AS 25.0%
- HAVIS AS 25.0%
Which companies does MAINMAST AS own?
MAINMAST AS holds stakes in 3 companies:
- HAVKONSULT AS 100.0%
- OCEANS5 GROUP AS 51.0%
- FISHENCY INNOVATION AS 0.4%
Frequently asked questions about MAINMAST AS
Who owns MAINMAST AS?
RADIX AS is the largest registered owner, with 25.0%.
Where is MAINMAST AS based?
MAINMAST AS has its business address in Oslo.
Property
25 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.