SUMKAR Holding Oy

OYDissolved

Y-tunnus 2579985-9Maistraatinportti 4, 00240 HelsinkiAccounting, bookkeeping and auditing activities; tax consultancy · NACE 6920Est. 2013— employeeswww.rsm.fi

Overview Financials People & ownership Related companies

SUMKAR Holding Oy is a Finnish OY based in Helsinki, operating in the Auditing activities sector. Incorporated in 2013, the company reported revenue of EUR 0 in its latest annual filing.

Revenue 2025

EUR 0

EBITDA margin

—

+96% vs 2024

Equity ratio

100.0%

Financial strength

Net profit 2025

EUR 41K

+48% vs 2024

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 0	—
EBITDA	EUR -2K	+96%
Net profit	EUR 41K	+48%
Total assets	EUR 3,7M	-7%
Equity	EUR 3,7M	-7%
Employees	—	—

Contact

Address

Maistraatinportti 4, 00240 Helsinki

Phone

+3580405085036

seppo.suontausta@bdo.fi

Website

www.rsm.fi

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Frequently asked questions

What is the Y-tunnus number of SUMKAR Holding Oy?

SUMKAR Holding Oy is registered with PRH / YTJ under Y-tunnus 2579985-9.

Who is the CEO of SUMKAR Holding Oy?

Tanja Susanna Häyrynen is Confidential Clerk of SUMKAR Holding Oy, in role since 2018.

Who is the chairman of SUMKAR Holding Oy?

Risto-Matti Kiviranta chairs the board of SUMKAR Holding Oy, in role since 2021.

Where is SUMKAR Holding Oy headquartered?

SUMKAR Holding Oy's registered address is Maistraatinportti 4.

SUMKAR Holding Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on SUMKAR Holding Oy

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on SUMKAR Holding Oy