What is the Y-tunnus number of Sustera Energy Consulting Oy?

Sustera Energy Consulting Oy is registered with PRH / YTJ under Y-tunnus 2764619-4.

What is the revenue of Sustera Energy Consulting Oy?

Sustera Energy Consulting Oy reported revenue of EUR 5,5M in 2024.

How many employees does Sustera Energy Consulting Oy have?

Sustera Energy Consulting Oy employs 1 people as of the latest annual report.

Who is the CEO of Sustera Energy Consulting Oy?

Jarno Petri Tapani Jaakkola is Person with significant control of Sustera Energy Consulting Oy, in role since 2025.

Who is the chairman of Sustera Energy Consulting Oy?

Erkka Ilpo Eerik Valkila chairs the board of Sustera Energy Consulting Oy, in role since 2016.

Where is Sustera Energy Consulting Oy headquartered?

Sustera Energy Consulting Oy's registered address is Karvaamokuja 2-D.

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Sustera Energy Consulting Oy

OYActive

Y-tunnus 2764619-4Karvaamokuja 2D, 00380 HelsinkiEngineering activities and related technical consultancy · NACE 7112Est. 20161 employees

Overview Financials People & ownership Related companies

People & ownership

Management

Actively employed in the business

Board of directors

Non-executive oversight

Name	Role	Member since
Former (9)
TK Tuire Kristiina Nyberg	Board of Directors	2022 – 2022
AT Antti Tapani Mäki	Board of Directors	2016 – 2021
TI Tuomas Ilmari Qvick	Board of Directors	2023 – 2026
JL Juho Lauri Mattias Mäkelä	Board of Directors	2016 – 2022
MM Marko Matti Malmivaara	Board of Directors	2023 – 2023
EI Erkka Ilpo Eerik Valkila	Chairperson	2016 – 2022
VA Viljo Antero Huhta	Board of Directors	2016 – 2022
TJ Terhi Johanna Vapola	Board of Directors	2022 – 2022
JO Janne Oskari Koskela	Board of Directors	2016 – 2022

Shareholders

As of last annual report

Shareholder	Type	Ownership	Votes	Since
Sustera Oy	Company	100%	100%	2026
Green TopCo Oy	Company	100%	100%	2023

Beneficial ownership (UBO) data access is restricted in Denmark as of September 2025 per the EU 6th AML Directive. Learn more.

Sustera Energy Consulting Oy

People & ownership

Management

Board of directors

Shareholders

More on Sustera Energy Consulting Oy

People & ownership

Management

Board of directors

Shareholders

More on Sustera Energy Consulting Oy

Name	Role	Member since
Current (9)
JP Jarno Petri Tapani Jaakkola Person with significant control	Person with significant control	2025
EE Essi Eleonoora Boije af Gennäs Person with significant control	Person with significant control	2022
EK Elina Katariina Engman Chief Executive Officer	Chief Executive Officer	2026
LI Lotta Inkeri Kauppinen Person with significant control	Person with significant control	2024
ME Martti Edvard Olavi Siiteri Person with significant control	Person with significant control	2025
TJ Timo Juhani Siven Person with significant control	Person with significant control	2024
AK Antti Kristian Rokala Deputy Member	Deputy Member	2026
KJ Konsta Jurkka Tuokko Person with significant control	Person with significant control	2024
HO Hannu Olavi Lankinen Person with significant control	Person with significant control	2025
Former (12)
MT Mari Tuulia Rajaniemi Person with significant control	Person with significant control	2022 – 2024
MK Markku Kalervo Raatikainen Person with significant control	Person with significant control	2023 – 2025
KT Keijo Tapio Leppävuori Chief Executive Officer	Chief Executive Officer	2024 – 2026
NJ Niilo-Pekka Järkäs Audit	Audit	2016 – 2023
LM Leena Marjatta Juvani Person with significant control	Person with significant control	2022 – 2024
EL Eero Lauri Johannes Lamminen Person with significant control	Person with significant control	2025 – 2025
EV Eero-Mikko Virtanen Person with significant control	Person with significant control	2020 – 2023
JS Janne Samuli Rytkönen Chief Executive Officer	Chief Executive Officer	2016 – 2024
PT Pauli Tapani Autio Person with significant control	Person with significant control	2019 – 2020
JV Jukka Ville Johannes Holopainen Person with significant control	Person with significant control	2020 – 2025
MT Masa Tapani Heiska Person with significant control	Person with significant control	2022 – 2022
OE Ole Eskil Westerback Deputy auditor	Deputy auditor	2016 – 2019