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Oulun Työstökeskus Oy
OY
Active
Y-tunnus 1057471-0
Hiukkavaara K 3, 90650
Oulu
Manufacture of weapons and ammunition
· NACE 2530
Est. 1996
3 employees
www.ouluntyostokeskus.com
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Oulun Työstökeskus Oy
Overview
Financials
People & ownership
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People & ownership
Management
Actively employed in the business
Name
Role
Member since
Current (1)
JT
Jarkko Tapani Halonen
Chief Executive Officer
Chief Executive Officer
2020
Former (1)
SA
Sampo Aulis Otto Karppinen
Chief Executive Officer
Chief Executive Officer
2002 – 2020
Board of directors
Non-executive oversight
Name
Role
Member since
Current (2)
SA
Sanna-Mari Aatsinki
Board of Directors
2025
AE
Antti Elias Aatsinki
Chairperson
2020
Former (2)
PM
Päivi Mari Kaarina Karppinen
Board of Directors
2007 – 2019
AV
Aulis Verneri Karppinen
Board of Directors
2007 – 2019
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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