Larsen57 Oy

OYActive

Y-tunnus 0988613-5Erottajankatu 2, 00120 HelsinkiBusiness and other management consultancy activities · NACE 7020Est. 1994— employeeswww.larsen57.fi

Overview Financials People & ownership Related companies

Larsen57 Oy is a Finnish OY based in Helsinki, operating in the Business and other management consultancy activities sector. Incorporated in 1994, the company reported revenue of EUR 64K in its latest annual filing.

Revenue 2025

EUR 64K

EBITDA margin

-148.7%

Equity ratio

93.2%

Financial strength

Net profit 2025

EUR 2,4M

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 64K	—
EBITDA	EUR -95K	—
Net profit	EUR 2,4M	—
Total assets	EUR 3M	—
Equity	EUR 2,8M	—
Employees	—	—

Contact

Address

Erottajankatu 2, 00120 Helsinki

Phone

+358405052252

markku@larsen57.fi

Website

www.larsen57.fi

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Frequently asked questions

What is the Y-tunnus number of Larsen57 Oy?

Larsen57 Oy is registered with PRH / YTJ under Y-tunnus 0988613-5.

What is the revenue of Larsen57 Oy?

Larsen57 Oy reported revenue of EUR 64K in 2025.

Who is the CEO of Larsen57 Oy?

Markku Christian Larsen is Chief Executive Officer of Larsen57 Oy, in role since 1996.

Who is the chairman of Larsen57 Oy?

Sami-Petri Lahti chairs the board of Larsen57 Oy, in role since 2015.

Where is Larsen57 Oy headquartered?

Larsen57 Oy's registered address is Erottajankatu 2.

Larsen57 Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Larsen57 Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Larsen57 Oy