JSA AS

JSA AS is registered as a limited company in Oslo, Oslo with organisation number 916501722. The business is classified under other technical consultancy (NACE 71.129). The company was incorporated in 2015. Registered share capital is NOK 30,000, divided into 300 shares. The company's stated purpose is: “Strategisk rådgivningstjenester innenfor forretningsutvikling, strategi, salg og markedsføring av forretningsløsninger basert på innovasjon, teknologi og domenekunnskap innenfor energi, olje og gass og andre relevante områder med synergier til ovenstående.”. The most recent filed accounts, for the 2025 financial year, show NOK 419,000 in revenue and NOK 5,000 in operating profit.

Key figures · 2025

Revenue

NOK 419,000

▼ −67 %

Operating profit

NOK 5,000

▼ −99 %

Equity

NOK 3.6m

▼ −6 %

Est. value

NOK 2.9m

Financial health · 2025

Liquidity

17.17

Very good

Current assets ÷ current liabilities

Profitability

–

Not available

Return on total assets

Solidity

95.4%

Very good

Equity as a share of total capital

Who owns JSA AS?

Jon Stærkebye Private shareholder

100.0%

JSA AS

NOK 419,000 rev. · NOK 5,000 profit

JSA AS has 1 registered shareholder:

• Jon Stærkebye 100.0%

All shareholders and roles →

Which companies does JSA AS own?

JSA AS holds stakes in 2 companies:

• GEO GRAVITY FLOW AS 9.8%
• ZEG POWER AS 0.1%

See the full ownership structure →

Frequently asked questions about JSA AS

Who owns JSA AS?

Jon Stærkebye is the largest registered owner, with 100.0%.

What is the revenue of JSA AS?

JSA AS had revenue of NOK 419,000 in 2025.

Who is the general manager of JSA AS?

Jon Stærkebye is registered as general manager of JSA AS.

Where is JSA AS based?

JSA AS has its business address in Oslo.

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.