What is the Y-tunnus number of Rakennuttajatoimisto HTJ Oy?

Rakennuttajatoimisto HTJ Oy is registered with PRH / YTJ under Y-tunnus 1514298-4.

What is the revenue of Rakennuttajatoimisto HTJ Oy?

Rakennuttajatoimisto HTJ Oy reported revenue of EUR 26,2M in 2025.

Vesa Lauri Ekokoski is Deputy Chief Executive Officer of Rakennuttajatoimisto HTJ Oy, in role since 2017.

Tapio Kalervo Hakakari chairs the board of Rakennuttajatoimisto HTJ Oy, in role since 2016.

Rakennuttajatoimisto HTJ Oy's registered address is Aviabulevardi, Karhumäentie 3.

OYActive

Y-tunnus 1514298-4Aviabulevardi, Karhumäentie 3, 01530 VantaaEngineering activities and related technical consultancy · NACE 7112Est. 1999— employeeswww.htj.fi

Actively employed in the business

Name	Role	Member since
Current (2)
VL Vesa Lauri Ekokoski Deputy Chief Executive Officer	Deputy Chief Executive Officer	2017
JR Janne Risto Ketola Chief Executive Officer	Chief Executive Officer	2017
Former (3)
VA Veikko Antero Virkki Audit	Audit	2002 – 2021
EJ Esa Jaakko Kailiala Audit	Audit	2021 – 2023
UK Urpo Kalervo Salo Deputy auditor	Deputy auditor	2002 – 2021

Non-executive oversight

Name	Role	Member since
Current (4)
TJ Tuomas Johannes Åkerla	Board of Directors	2024
OB Olle Bertil Olof Bertfelt	Chairperson	2024
SJ Sanna Jessika Lehtinen Ehrnst	Board of Directors	2024
JP Jonas Peter Mustapha Andersson	Board of Directors	2024
Former (5)
JA Juho Aleksi Lahtinen	Board of Directors	2016 – 2020
TK Tapio Kalervo Hakakari	Chairperson	2016 – 2021
IK Ilpo Kalevi Virtanen	Board of Directors	2016 – 2021
JO Jari Osmo Antero Lahtinen	Board of Directors	2016 – 2021
MM Monika Mirjam Alice Valle-Lahtinen	Board of Directors	2016 – 2021

As of last annual report

Shareholder	Type	Ownership	Votes	Since
HTJ Holding Oy	Company	100%	100%	2025

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