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Castellum Helsinki Hämeentie 15 Oy
OY
Active
Y-tunnus 2713793-9
Verkkosaarenkatu 5, 00580
Helsinki
Rental and operating of own or leased real estate
· NACE 6820
Est. 2015
— employees
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Castellum Helsinki Hämeentie 15 Oy
Overview
Financials
People & ownership
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People & ownership
Management
Actively employed in the business
Name
Role
Member since
Current (2)
JH
Johan Henrik Stadigh
Chief Executive Officer
Chief Executive Officer
2020
HM
Hans Martin Christoffer Strömbäck
Deputy Member
Deputy Member
2025
Former (3)
UA
Ulla Anna-Mari Nykky
Audit
Audit
2018 – 2020
MK
Märta Kristina Elisabet Sawjani
Deputy Member
Deputy Member
2021 – 2025
AA
Aarne Aleksi Martamo
Audit
Audit
2020 – 2023
Board of directors
Non-executive oversight
Name
Role
Member since
Former (6)
JM
Juha Matti Salokoski
Board of Directors
2015 – 2020
AU
Anna Ulrika Danielsson
Board of Directors
2020 – 2021
JV
Juhani Valtteri Erke
Chairperson
2015 – 2020
JH
Jukka Henrik Taskinen
Board of Directors
2020 – 2020
JH
John Henrik Saxborn
Chairperson
2020 – 2021
MM
Mika Markus Matikainen
Board of Directors
2015 – 2020
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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