J. S. Tarkiainen Invest Oy

OYDissolved

Y-tunnus 3120051-5Eteläesplanadi 14, 00130 HelsinkiActivities of holding companies · NACE 6421Est. 20200 employees

Overview Financials People & ownership Related companies

J. S. Tarkiainen Invest Oy is a Finnish OY based in Helsinki, operating in the Activities of holding companies sector. Incorporated in 2020, the company has 0 employees and reported revenue of EUR 0 in its latest annual filing.

Revenue 2025

EUR 0

EBITDA margin

—

+289% vs 2024

Equity ratio

99.6%

Financial strength

Net profit 2025

EUR 441K

+26% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 0	—
EBITDA	EUR 4K	+289%
Net profit	EUR 441K	+26%
Total assets	EUR 1,3M	+37%
Equity	EUR 1,3M	+37%
Employees	0	—

Contact

Address

Eteläesplanadi 14, 00130 Helsinki

Phone

+3580414360953

samuli.tarkiainen@castren.fi

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Frequently asked questions

What is the Y-tunnus number of J. S. Tarkiainen Invest Oy?

J. S. Tarkiainen Invest Oy is registered with PRH / YTJ under Y-tunnus 3120051-5.

Who is the CEO of J. S. Tarkiainen Invest Oy?

Joakim Kristoffer Rehn is Audit of J. S. Tarkiainen Invest Oy, in role since 2020.

Who is the chairman of J. S. Tarkiainen Invest Oy?

Jaakko Samuli Tarkiainen chairs the board of J. S. Tarkiainen Invest Oy, in role since 2020.

Where is J. S. Tarkiainen Invest Oy headquartered?

J. S. Tarkiainen Invest Oy's registered address is Eteläesplanadi 14.

J. S. Tarkiainen Invest Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on J. S. Tarkiainen Invest Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on J. S. Tarkiainen Invest Oy