Wonderus Oy

OYActive

Y-tunnus 2544333-4Kasarmikatu 28, 00130 HelsinkiBusiness and other management consultancy activities · NACE 7020Est. 20137 employeeswww.wonderus.fi

Overview Financials People & ownership Related companies

Wonderus Oy is a Finnish OY based in Helsinki, operating in the Business and other management consultancy activities sector. Incorporated in 2013, the company has 7 employees and reported revenue of EUR 2,9M in its latest annual filing.

Revenue 2025

EUR 2,9M

+7% vs 2024

EBITDA margin

16.0%

+16% vs 2024

Equity ratio

11.9%

Financial strength

Net profit 2025

EUR 343K

+12% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 2,9M	+7%
EBITDA	EUR 459K	+16%
Net profit	EUR 343K	+12%
Total assets	EUR 952K	+5%
Equity	EUR 113K	-4%
Employees	7	—

Contact

Address

Kasarmikatu 28, 00130 Helsinki

Phone

+3580503746992

info@wonderus.fi

Website

www.wonderus.fi

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Frequently asked questions

What is the Y-tunnus number of Wonderus Oy?

Wonderus Oy is registered with PRH / YTJ under Y-tunnus 2544333-4.

What is the revenue of Wonderus Oy?

Wonderus Oy reported revenue of EUR 2,9M in 2025.

How many employees does Wonderus Oy have?

Wonderus Oy employs 7 people as of the latest annual report.

Who is the CEO of Wonderus Oy?

Aleksanteri Baidin is Chief Executive Officer of Wonderus Oy, in role since 2022.

Who is the chairman of Wonderus Oy?

Jenni Annukka Siikaniva chairs the board of Wonderus Oy, in role since 2022.

Where is Wonderus Oy headquartered?

Wonderus Oy's registered address is Kasarmikatu 28.

Wonderus Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Wonderus Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Wonderus Oy