MästerJän Oy

OYActive

Y-tunnus 3140182-7Kummelivuorentie 15C-1581, 02330 EspooBusiness and other management consultancy activities · NACE 7020Est. 2020— employees

Overview Financials People & ownership Related companies

MästerJän Oy is a Finnish OY based in Espoo, operating in the Business and other management consultancy activities sector. Incorporated in 2020, the company reported revenue of EUR 59K in its latest annual filing.

Revenue 2025

EUR 59K

-1% vs 2024

EBITDA margin

13.4%

-92% vs 2024

Equity ratio

55.7%

Financial strength

Net profit 2025

EUR 6K

-67% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 59K	-1%
EBITDA	EUR 8K	-92%
Net profit	EUR 6K	-67%
Total assets	EUR 20K	+56%
Equity	EUR 11K	+111%
Employees	—	—

Contact

Address

Kummelivuorentie 15C-1581, 02330 Espoo

Phone

+3580445240225

jani.lahteenaro@gmail.com

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Frequently asked questions

What is the Y-tunnus number of MästerJän Oy?

MästerJän Oy is registered with PRH / YTJ under Y-tunnus 3140182-7.

What is the revenue of MästerJän Oy?

MästerJän Oy reported revenue of EUR 59K in 2025.

Who is the CEO of MästerJän Oy?

Katju Jasmiina Lähteenaro is Deputy Member of MästerJän Oy, in role since 2020.

Where is MästerJän Oy headquartered?

MästerJän Oy's registered address is Kummelivuorentie 15-C81.

MästerJän Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on MästerJän Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on MästerJän Oy