BIZTRAC BETA
COMPANY REGISTER PROFILE
979520972 ORG. NO. 2025 ACCOUNTS 8 SECTIONS
Active UPDATED 02.09.2026
Service activities incidental to water transportation

TRONSTAD SERVICE AS

Org. no. 979520972 Limited company (AS) Oslo Incorporated 1997 Active
Ownership graph ↗
Revenue 2025 NOK 598,000
Operating profit NOK 29,000
Equity NOK 147,000
Incorporated 1997
Share capital NOK 100,000

TRONSTAD SERVICE AS is registered as a limited company in Oslo, Oslo with organisation number 979520972. The business is classified under service activities incidental to water transportation (NACE 52.220). The company was incorporated in 1997. Registered share capital is NOK 100,000, divided into 100 shares. The company's stated purpose is: “Marinavirksomhet og bygningsvedlikehold og alt som naturlig hører inn under dette, samt deltagelse og aksjeerverv i andre virksomheter.”. The most recent filed accounts, for the 2025 financial year, show NOK 598,000 in revenue and NOK 29,000 in operating profit.

Former names: ERIK SERVICE AS

Key figures · 2025

Revenue
NOK 598,000
▼ −0 %
Operating profit
NOK 29,000
▼ −7 %
Equity
NOK 147,000
▲ +18 %
Est. value
NOK 185,000

Financial health · 2025

Liquidity
-1.97
Not satisfactory
Current assets ÷ current liabilities
Profitability
22.1%
Very good
Return on total assets
Solidity
150.9%
Very good
Equity as a share of total capital

Who owns TRONSTAD SERVICE AS?

TRONSTAD SERVICE AS
NOK 598,000 rev. · NOK 29,000 profit

TRONSTAD SERVICE AS has 1 registered shareholder:

All shareholders and roles →

Frequently asked questions about TRONSTAD SERVICE AS

Who owns TRONSTAD SERVICE AS?

TORFINN TRONSTAD is the largest registered owner, with 100.0%.

What is the revenue of TRONSTAD SERVICE AS?

TRONSTAD SERVICE AS had revenue of NOK 598,000 in 2025.

Who is the general manager of TRONSTAD SERVICE AS?

Torfinn Tronstad is registered as general manager of TRONSTAD SERVICE AS.

Where is TRONSTAD SERVICE AS based?

TRONSTAD SERVICE AS has its business address in Oslo.

Property

Business address Gulleråsveien 28C, 0779 Oslo
Cadastral unit 301-35/1156/0/0
Building Enebolig m/hybel/sokkelleil. · 2 units

3 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.

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