Sansemar Oy

OYActive

Y-tunnus 1007733-5Hevonojantie 6, 00750 HelsinkiConstruction of residential and non-residential buildings · NACE 4100Est. 1995— employees

Overview Financials People & ownership Related companies

Sansemar Oy is a Finnish OY based in Helsinki, operating in the Construction of residential and non-residential buildings sector. Incorporated in 1995, the company reported revenue of EUR 7K in its latest annual filing.

Revenue 2025

EUR 7K

+9% vs 2024

EBITDA margin

222.4%

-59% vs 2024

Equity ratio

95.8%

Financial strength

Net profit 2025

EUR 13K

-8% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 7K	+9%
EBITDA	EUR 15K	-59%
Net profit	EUR 13K	-8%
Total assets	EUR 104K	+7%
Equity	EUR 100K	+6%
Employees	—	—

Contact

Address

Hevonojantie 6, 00750 Helsinki

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Frequently asked questions

What is the Y-tunnus number of Sansemar Oy?

Sansemar Oy is registered with PRH / YTJ under Y-tunnus 1007733-5.

What is the revenue of Sansemar Oy?

Sansemar Oy reported revenue of EUR 7K in 2025.

Who is the CEO of Sansemar Oy?

Marko Mikael Seppänen is Chief Executive Officer of Sansemar Oy, in role since 2010.

Where is Sansemar Oy headquartered?

Sansemar Oy's registered address is Hevonojantie 6.

Sansemar Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Sansemar Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Sansemar Oy