TIDETEC AS
Signals
- Negativ egenkapital 2025 Bokført egenkapital er negativ (−908k kr).
- Driftsunderskudd 2025 Siste driftsresultat er negativt (−725k kr).
TIDETEC AS is registered as a limited company in Oslo, Oslo with organisation number 980502155. The business is classified under research and experimental development on natural sciences and engineering (NACE 72.100). The company was incorporated in 1998. Registered share capital is NOK 620,000, divided into 88620 shares. The company's stated purpose is: “Utvikle teknologi og kompetanse innen tidevannsenergi og flomvern. Selskapet vil drive salg av konsulenttjenester og IP (Intellectual Property) innen samme bransje.”. The most recent filed accounts, for the 2025 financial year, show NOK 52,000 in revenue and NOK −725,000 in operating profit.
Former names: TIDEFISH AS
Key figures · 2025
Financial health · 2025
Solidity capped at Weak because equity is below NOK 100,000.
Who owns TIDETEC AS?
TIDETEC AS has 20+ registered shareholders:
- KOLLAN AS 57.8%
- PRINVEST AS 6.2%
- ALTMANN HOLDING AS 5.1%
- PATRI INVEST & TRADING AS 5.1%
- 4ADA AS 3.7%
- TRULS GOLTEN 3.2%
- KNUT KOLLANDSRUD 3.1%
- ZIEGLER TECHNOLOGIES AS 1.9%
- KNUT JENSEN 1.6%
- ANTARCTIC AS 1.5%
- ARNE HILLING KOLLANDSRUD 1.0%
- SIGMUND THORP 1.0%
- LINK ONE GP AS 0.9%
- FIRST MILE AS 0.9%
- KRISTOFFER MAGNUS WINTHER 0.8%
- SMITHN CONSULTING AS 0.7%
- GREPP INVEST AS 0.6%
- GRANITOR ELECTRO AS 0.5%
- TRUE STORIES AS 0.5%
- GREENSTAT VENTURE AS 0.5%
Frequently asked questions about TIDETEC AS
Who owns TIDETEC AS?
KOLLAN AS is the largest registered owner, with 57.8%.
What is the revenue of TIDETEC AS?
TIDETEC AS had revenue of NOK 52,000 in 2025.
Who is the general manager of TIDETEC AS?
Arne Hilling Kollandsrud is registered as general manager of TIDETEC AS.
Where is TIDETEC AS based?
TIDETEC AS has its business address in Oslo.
Property
18 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.