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Oy Testmill Ltd
OY
Active
Y-tunnus 2577437-9
Hansatie 3, 13430
Hämeenlinna
Technical testing and analysis
· NACE 7120
Est. 2013
7 employees
www.testmill.fi
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Oy Testmill Ltd
Overview
Financials
People & ownership
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People & ownership
Management
Actively employed in the business
Name
Role
Member since
Current (3)
TS
Teemu Sakari Lindfors
Chief Executive Officer
Chief Executive Officer
2020
TT
Tarja Tuulikki Hynynen
Deputy auditor
Deputy auditor
2023
HA
Heidi Annika Hukka
Audit
Audit
2023
Former (2)
RJ
Risto Jaakko Ranta-Korpi
Audit
Audit
2016 – 2023
RH
Riitta Helena Ekstam
Deputy auditor
Deputy auditor
2016 – 2023
Board of directors
Non-executive oversight
Name
Role
Member since
Current (5)
MJ
Mika Juhani Yli-Marttila
Board of Directors
2021
PM
Petri Mika Tapani Niiranen
Board of Directors
2020
TT
Turo Tapio Tiililä
Chairperson
2020
TO
Timo Olavi Siermala
Board of Directors
2013
HJ
Heikki Juhani Parviainen
Board of Directors
2021
Former (3)
TE
Tuomo Ensio Sirniö
Board of Directors
2013 – 2020
AJ
Arto Juhani Väisänen
Board of Directors
2021 – 2023
LV
Lars-Olof Valdemar Westerlund
Board of Directors
2020 – 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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