What is the Y-tunnus number of JTA Expert Service Oy?

JTA Expert Service Oy is registered with PRH / YTJ under Y-tunnus 3096355-3.

What is the revenue of JTA Expert Service Oy?

JTA Expert Service Oy reported revenue of EUR 4,5M in 2025.

JTA Expert Service Oy employs 40 people as of the latest annual report.

Jere Aleksi Mattjus is Chief Executive Officer of JTA Expert Service Oy, in role since 2023.

Jarkko Taisto Lepistö chairs the board of JTA Expert Service Oy, in role since 2024.

JTA Expert Service Oy's registered address is Vihiojantie 1.

OYActive

Y-tunnus 3096355-3Vihiojantie 1, 33800 TampereInstallation of industrial machinery and equipment · NACE 3320Est. 201940 employees

Actively employed in the business

Name	Role	Member since
Current (1)
JA Jere Aleksi Mattjus Chief Executive Officer	Chief Executive Officer	2023
Former (2)
TY Timo Yrjö Ahonen Chief Executive Officer	Chief Executive Officer	2019 – 2023
JT Jukka Tapio Lahdenpää Audit	Audit	2019 – 2024

Non-executive oversight

Name	Role	Member since
Current (2)
JT Jarkko Taisto Lepistö	Board of Directors	2024
JV Juho-Pentti Valtteri Pulakka	Board of Directors	2024
Former (1)
OT Olli Tapani Välimäki	Board of Directors	2021 – 2024

As of last annual report

Shareholder	Type	Ownership	Votes	Since
JTA Connection Oy	Company	100%	100%	2023

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