Gemm Oy

OYActive

Y-tunnus 0640033-9Niemenkyläntie 720, 02570 Siuntio KkBusiness and other management consultancy activities· NACE 7020Est. 1986 · 39 years old— employees

Overview Financials People & ownership Related companies

Gemm Oy is a Finnish OY based in Siuntio Kk, operating in the Business and other management consultancy activities sector. Incorporated in 1986, the company reported revenue of EUR 0 in its latest annual filing.

Revenue 2025

EUR 0

EBITDA margin

—

Net profit 2025

EUR -14K

-280% vs 2024

Key ratios

See full ratios →

99.9%

This company

20212025

42.2×

This company

20212025

-2.5%

This company

20212025

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 0	—
EBITDA	EUR -9K	-197%
Net profit	EUR -14K	-280%
Total assets	EUR 550K	-11%
Equity	EUR 549K	-10%
Employees	—	—

Contact

Address

Niemenkyläntie 720, 02570 Siuntio Kk

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Frequently asked questions

What is the Y-tunnus number of Gemm Oy?

Gemm Oy is registered with PRH / YTJ under Y-tunnus 0640033-9.

Who is the CEO of Gemm Oy?

Eija Helena Valtari is the CEO of Gemm Oy, in role since 2003.

Who is the chairman of Gemm Oy?

Pekka Sakari Salonoja chairs the board of Gemm Oy, in role since 2003.

Where is Gemm Oy headquartered?

Gemm Oy's registered address is Niemenkyläntie 720.

Gemm Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Gemm Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Gemm Oy