SPERRE AS
SPERRE AS is registered as a limited company in Notodden, Telemark with organisation number 947063405. The business is classified under building of civilian ships and floating structures (NACE 30.110). The company was incorporated in 1988 and has 29 registered employees. Registered share capital is NOK 500,000, divided into 50 shares. The company's stated purpose is: “Framstilling og utvikling av undervannsteknologisk utstyr, og tjenester og salg knyttet til dette, samt hva som herved står i forbindelse.”. The most recent filed accounts, for the 2025 financial year, show NOK 151.1m in revenue and NOK 24.2m in operating profit.
Former names: MASTRANS AS
Key figures · 2025
Financial health · 2025
Who owns SPERRE AS?
SPERRE AS has 1 registered shareholder:
- AKVA GROUP ASA 100.0%
Group structure
SPERRE AS er morselskap for 20 datterselskaper:
- AKVA GROUP AUSTRALIA PTY. LTD. 100%
- AKVA GROUP CHILE S.A. 86,80%
- AKVA GROUP ESPAÑA TECNOLOGIA DE ACUICULTURA S.L. 100%
- AKVA GROUP HELLAS SM PEC 100%
- AKVA GROUP KÜLTÜR BALIKCILIGI EKIPMANLARI LTD. STI. 100%
- AKVA GROUP LAND BASED A/S 100%
- AKVA GROUP LAND BASED AMERICAS S.A. 92,07%
- AKVA GROUP LAND BASED SØMNA AS 100%
- AKVA GROUP NORTH AMERICA INC. 100%
- AKVA GROUP SCOTLAND LTD 100%
- AKVA GROUP SERVICES AS 100%
- EGERSUND NET AS 100%
- HELGELAND PLAST AS 100%
- NEWFOUNDLAND AQUA SERVICE LTD. 98,52%
- OBSERVE TECHNOLOGIES LTD. 100%
- SPERRE AS 100%
- SUBMERGED AS 51,00%
- EGERSUND TRADING AS 100%
- GRADING SYSTEMS LTD (UK) 100%
- UAB EGERSUND NET 100%
Frequently asked questions about SPERRE AS
Who owns SPERRE AS?
AKVA GROUP ASA is the largest registered owner, with 100.0%.
What is the revenue of SPERRE AS?
SPERRE AS had revenue of NOK 151.1m in 2025.
Who is the general manager of SPERRE AS?
Åsmund Sundsvalen is registered as general manager of SPERRE AS.
Where is SPERRE AS based?
SPERRE AS has its business address in Notodden.
Property
17 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.