What is the Y-tunnus number of Madastra Oy?

Madastra Oy is registered with PRH / YTJ under Y-tunnus 0977076-5.

What is the revenue of Madastra Oy?

Madastra Oy reported revenue of 2,3 milj. € in 2025.

Stefan Mauriz Erik Wentjärvi chairs the board of Madastra Oy, in role since 2024.

Madastra Oy's registered address is Mannerheimintie 164.

OYActive

Y-tunnus 0977076-5Mannerheimintie 164, 00300 HelsinkiResidential nursing care activities· NACE 8710Est. 1994 · 31 years old— employeeswww.esperi.fi

Actively employed in the business

Name	Role	Member since
Current (2)
KA Karl Arne Köhler Confidential Clerk	Confidential Clerk	2023
PA Pia Annikki Panhelainen Confidential Clerk	Confidential Clerk	2023

Former (3)


AS Antti Sakari Eestilä Deputy Member	Deputy Member	2023 – 2024
JM Jarmo Mikael Mäntsälä Deputy Member	Deputy Member	1994 – 2023
JT Juha Tapani Heikkola Audit	Audit	2019 – 2023

Non-executive oversight

Name	Role	Member since
Current (3)
AS Antti Sakari Eestilä Board of Directors	Board of Directors	2024
SM Stefan Mauriz Erik Wentjärvi Chairperson	Chairperson	2024
TT Tomi Tapio Rosqvist Board of Directors	Board of Directors	2024

Former (1)


HB Heli Birgitta Mäntsälä Board of Directors	Board of Directors	1994 – 2023

As of last annual report

Shareholder	Type	Ownership	Votes	Since
Esperi Care Oy	Company	100%	100%	2024

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