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.

Seppo Kalevi Meri is the CEO of Complementum Oy.

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

Complementum Oy's registered address is Linnaistentie 59.

OYDissolved

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

Actively employed in the business

Name	Role	Member since
Current (1)
SK Seppo Kalevi Meri Chief Executive Officer	Chief Executive Officer	1999
Former (1)
LT Leena Tellervo Rajala Audit	Audit	1999 – 2023

Non-executive oversight

Name	Role	Member since
Current (2)
TS Taru Susanna Meri Chairperson	Chairperson	2019
MA Maija Anniina Meri Board of Directors	Board of Directors	2019
Former (2)
AJ Antti Johannes Sommarhem Board of Directors	Board of Directors	1999 – 2019
TS Tuomas Sakari Jokiranta Chairperson	Chairperson	1999 – 2019

As of last annual report

No shareholder data available.

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