Harri Tumanoff Oy

OYDissolved

Y-tunnus 2669641-3Sahtikuja 16, 00680 HelsinkiBusiness and other management consultancy activities · NACE 7020Est. 2015— employees

Overview Financials People & ownership Related companies

Harri Tumanoff Oy is a Finnish OY based in Helsinki, operating in the Business and other management consultancy activities sector. Incorporated in 2015, the company reported revenue of EUR 0 in its latest annual filing.

Revenue 2025

EUR 0

EBITDA margin

—

-94% vs 2024

Equity ratio

90.7%

Financial strength

Net profit 2025

EUR -460

-123% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 0	—
EBITDA	EUR -559	-94%
Net profit	EUR -460	-123%
Total assets	EUR 8K	-5%
Equity	EUR 8K	-6%
Employees	—	—

Contact

Address

Sahtikuja 16, 00680 Helsinki

harri.tumanoff@gmail.com

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Frequently asked questions

What is the Y-tunnus number of Harri Tumanoff Oy?

Harri Tumanoff Oy is registered with PRH / YTJ under Y-tunnus 2669641-3.

Who is the CEO of Harri Tumanoff Oy?

Saila Maria Tumanoff is Deputy Member of Harri Tumanoff Oy, in role since 2015.

Who is the chairman of Harri Tumanoff Oy?

Lari Luukas Tumanoff chairs the board of Harri Tumanoff Oy, in role since 2023.

Where is Harri Tumanoff Oy headquartered?

Harri Tumanoff Oy's registered address is Sahtikuja 16.

Harri Tumanoff Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Harri Tumanoff Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Harri Tumanoff Oy