MAINFRAME DATA AS

MAINFRAME DATA AS is registered as a limited company in Fredrikstad, Østfold with organisation number 984027990. The business is classified under computer consultancy and computer facilities management activities (NACE 62.200). The company was incorporated in 2001. Registered share capital is NOK 200,000, divided into 5000 shares. The company's stated purpose is: “Drive med salg av datatekniske løsninger, konsulettjenester, drift, installasjon og maskinvare som faller under dette.”. The most recent filed accounts, for the 2025 financial year, show NOK 739,000 in revenue and NOK 62,000 in operating profit.

Key figures · 2025

Revenue

NOK 739,000

Operating profit

NOK 62,000

Equity

NOK 296,000

Est. value

NOK 547,000

Financial health · 2025

Liquidity

5.47

Very good

Current assets ÷ current liabilities

Profitability

–

Not available

Return on total assets

Solidity

82.4%

Very good

Equity as a share of total capital

Who owns MAINFRAME DATA AS?

JOHN KRISTIAN WOLD JAHNSEN

100.0%

MAINFRAME DATA AS

NOK 739,000 rev. · NOK 62,000 profit

MAINFRAME DATA AS has 1 registered shareholder:

• JOHN KRISTIAN WOLD JAHNSEN 100.0%

All shareholders and roles →

Frequently asked questions about MAINFRAME DATA AS

Who owns MAINFRAME DATA AS?

JOHN KRISTIAN WOLD JAHNSEN is the largest registered owner, with 100.0%.

What is the revenue of MAINFRAME DATA AS?

MAINFRAME DATA AS had revenue of NOK 739,000 in 2025.

Who is the general manager of MAINFRAME DATA AS?

John Kristian Wold Jahnsen is registered as general manager of MAINFRAME DATA AS.

Where is MAINFRAME DATA AS based?

MAINFRAME DATA AS has its business address in Fredrikstad.

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.