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Asunto Oy Mäntsälän Isotammi
AOY
Active
Y-tunnus 0780496-8
Vanha Porvoontie 43, 04600
Mäntsälä
Rental and operating of own or leased real estate
· NACE 6820
Est. 1989
— employees
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Asunto Oy Mäntsälän Isotammi
Overview
Financials
People & ownership
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People & ownership
Management
Actively employed in the business
Name
Role
Member since
Current (2)
MA
Märta Ann-Christine Heinonen
Management
Management
2022
SU
Seppo Uolevi Kiviniemi
Deputy auditor
Deputy auditor
1998
Former (2)
ME
Merja Eliisa Vikman-Kanerva
Audit
Audit
1998 – 2024
RR
Risto Rainer Tyyskä
Management
Management
1998 – 2022
Board of directors
Non-executive oversight
Name
Role
Member since
Current (3)
HR
Hanna-Kaisa Rantama
Board of Directors
2022
OE
Olavi Erkki Sorvari
Chairperson
2022
JM
Jan Mika Heinonen
Board of Directors
2021
Former (3)
PM
Päivi Marjatta Tyyskä
Board of Directors
1998 – 2022
MK
Marita Kaisa Matikainen
Board of Directors
1998 – 2021
JJ
Jouko Juhani Arvela
Chairperson
1998 – 2021
Shareholders
As of last annual report
No shareholder data available.
Beneficial ownership (UBO) data access is restricted in Denmark as of September 2025 per the EU 6th AML Directive.
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