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JSJ-Service Oy
OY
Active
Y-tunnus 2352535-2
C/O Nieminen Klaneettitie 16B-1830, 00420
Helsinki
Muu liikkeenjohdon konsultointi
· NACE 70220
Est. 2010 · 15 years old
— employees
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JSJ-Service Oy
Overview
Financials
People & ownership
Related companies
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People & ownership
Management
Actively employed in the business
Name
Role
Member since
Former (5)
LK
Lauri Kristian Telajoki
Chief Executive Officer
Chief Executive Officer
2022 – 2022
SA
Sirpa Anneli Soisalo
Chief Executive Officer
Chief Executive Officer
2010 – 2020
AV
Ari Veikko Myllyniemi
Audit
Audit
2012 – 2022
AA
Arja Anne Nieminen
Deputy Member
Deputy Member
2020 – 2022
JT
Jari Tapani Nieminen
Chief Executive Officer
Chief Executive Officer
2020 – 2022
Board of directors
Non-executive oversight
Name
Role
Member since
Former (3)
JR
Juha Rikhard Salmi
Board of Directors
2010 – 2020
ME
Martti Ensio Mahanen
Board of Directors
2022 – 2022
TK
Tytti Katarina Rahko
Chairperson
2010 – 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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Revenue, EBITDA, balance sheet and 5-year trend
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Corporate hierarchy, parent and subsidiary network