Complementum Oy

OYDissolved

Y-tunnus 1542520-4Linnaistentie 59, 01640 VantaaResearch and experimental development on natural sciences and engineering· NACE 7210Est. 1999 · 27 years old— employees

Overview Financials People & ownership Related companies

Complementum Oy is a Finnish OY based in Vantaa, operating in the Research and experimental development on natural sciences and engineering sector. Incorporated in 1999, the company reported revenue of EUR 16K in its latest annual filing.

Revenue 2025

EUR 16K

+9% vs 2024

EBITDA margin

-2.4%

-108% vs 2024

Net profit 2025

EUR -392

-109% vs 2024

Key ratios

See full ratios →

82.7%

This company

20212025

0.0×

This company

20212025

-1.5%

This company

20212025

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 16K	+9%
EBITDA	EUR -392	-108%
Net profit	EUR -392	-109%
Total assets	EUR 25K	0%
Equity	EUR 21K	-1%
Employees	—	—

Contact

Address

Linnaistentie 59, 01640 Vantaa

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Frequently asked questions

What is the Y-tunnus number of Complementum Oy?

Complementum Oy is registered with PRH / YTJ under Y-tunnus 1542520-4.

What is the revenue of Complementum Oy?

Complementum Oy reported revenue of EUR 16K in 2025.

Who is the CEO of Complementum Oy?

Seppo Kalevi Meri is the CEO of Complementum Oy.

Who is the chairman of Complementum Oy?

Taru Susanna Meri chairs the board of Complementum Oy, in role since 2019.

Where is Complementum Oy headquartered?

Complementum Oy's registered address is Linnaistentie 59.

Complementum Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Complementum Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Complementum Oy