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Asunto Oy Töölönkatu 30 b
AOY
Active
Y-tunnus 0122888-3
B A, 00260
Helsinki
Rental and operating of own or leased real estate
· NACE 6820
Est. 1935
— employees
www.parnassia.fi
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Asunto Oy Töölönkatu 30 b
Overview
Financials
People & ownership
Related companies
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People & ownership
Management
Actively employed in the business
Name
Role
Member since
Current (2)
SM
Susanna Maaria Rantanen
Confidential Clerk
Confidential Clerk
2004
JA
Janne Antero Rantanen
Management
Management
2018
Former (4)
LE
Lauri Erkki Mikael Melartin
Deputy auditor
Deputy auditor
2022 – 2024
TW
Tor Wilhelm Holmberg
Audit
Audit
2008 – 2022
JK
Jari Karl Erik Härmälä
Deputy auditor
Deputy auditor
2008 – 2022
JR
John Rabbe Nevalainen
Audit
Audit
2022 – 2024
Board of directors
Non-executive oversight
Name
Role
Member since
Current (2)
LR
Leena-Maija Rantanen
Board of Directors
2016
TJ
Tapio Juhani Mäkinen
Chairperson
2016
Shareholders
As of last annual report
Shareholder
Type
Ownership
Votes
Since
Parnassia Oy
Company
100%
100%
2023
Beneficial ownership (UBO) data access is restricted in Denmark as of September 2025 per the EU 6th AML Directive.
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