KST Infra Oy

OYActive

Y-tunnus 3388072-9Kaakonpyrstö 4E-448, 40340 JyväskyläBusiness and other management consultancy activities · NACE 7020Est. 2023— employees

Overview Financials People & ownership Related companies

KST Infra Oy is a Finnish OY based in Jyväskylä, operating in the Business and other management consultancy activities sector. Incorporated in 2023, the company reported revenue of EUR 154K in its latest annual filing.

Revenue 2025

EUR 154K

+7% vs 2024

EBITDA margin

30.2%

+5% vs 2024

Equity ratio

98.5%

Financial strength

Net profit 2025

EUR 569K

+105% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 154K	+7%
EBITDA	EUR 46K	+5%
Net profit	EUR 569K	+105%
Total assets	EUR 2,6M	+20%
Equity	EUR 2,5M	—
Employees	—	—

Contact

Address

Kaakonpyrstö 4E-448, 40340 Jyväskylä

Phone

+3580408481639

petri.riihimaki@tierakenne.fl

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Frequently asked questions

What is the Y-tunnus number of KST Infra Oy?

KST Infra Oy is registered with PRH / YTJ under Y-tunnus 3388072-9.

What is the revenue of KST Infra Oy?

KST Infra Oy reported revenue of EUR 154K in 2025.

Who is the CEO of KST Infra Oy?

Tapani Jaakko Antero Riihimäki is Deputy Member of KST Infra Oy, in role since 2023.

Where is KST Infra Oy headquartered?

KST Infra Oy's registered address is Kaakonpyrstö 4-E48.

KST Infra Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on KST Infra Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on KST Infra Oy