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Asunto-osakeyhtiö Museokatu 20-22
AOY
Active
Y-tunnus 0120383-8
Lh. 2, 00100
Helsinki
Rental and operating of own or leased real estate
· NACE 6820
Est. 1923
— employees
www.oksanensylvan.fi
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Asunto-osakeyhtiö Museokatu 20-22
Overview
Financials
People & ownership
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People & ownership
Management
Actively employed in the business
Name
Role
Member since
Current (2)
MJ
Manja Jalna Maaria Sylvan
Deputy Member
Deputy Member
2023
PJ
Pertti Juhani Hiltunen
Audit
Audit
2020
Former (6)
SJ
Sami Juhani Rajala
Management
Management
2021 – 2022
VM
Vesa Matti Heiskanen
Management
Management
2017 – 2020
AK
Anders Krister Friberg
Management
Management
2020 – 2021
HI
Hannu Ilari Sohlman
Audit
Audit
2017 – 2020
FV
Fredrik Viktor Andreas Sundberg
Deputy Member
Deputy Member
2020 – 2021
JJ
Jarmo Jari Antero Rosenberg
Management
Management
2022 – 2024
Board of directors
Non-executive oversight
Name
Role
Member since
Current (3)
AJ
Antti Juhani Sylvan
Chairperson
2022
KA
Kati Annukka Kaskiala
Board of Directors
2023
TJ
Timo Juhani Valsta
Board of Directors
2022
Former (4)
JO
Jorma Olavi Korhonen
Board of Directors
2018 – 2022
PJ
Petrus Johan Henrik Laitinmäki
Board of Directors
2018 – 2019
ME
Marja Elina Salo
Board of Directors
2021 – 2023
MS
Markku Sakari Keinonen
Board of Directors
2019 – 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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