What is the Y-tunnus number of Sivustamo Oy?

Sivustamo Oy is registered with PRH / YTJ under Y-tunnus 2855506-7.

What is the revenue of Sivustamo Oy?

Sivustamo Oy reported revenue of 1,3 milj. € in 2025.

Arttu Hermanni Arojoki is the CEO of Sivustamo Oy, in role since 2021.

Arttu Hermanni Arojoki chairs the board of Sivustamo Oy, in role since 2025.

Sivustamo Oy's registered address is C/O Louhos Group Oy Ruissalontie 12-C.

OYActive

Y-tunnus 2855506-7C/O Louhos Group Oy Ruissalontie 12C, 20200 TurkuComputer programming activities· NACE 6210Est. 2017 · 8 years old— employees

Actively employed in the business

Name	Role	Member since
Current (4)
FS Fredrik Sebastian Salonen Deputy auditor	Deputy auditor	2025
EK Elina Katariina Niemi Audit	Audit	2025
RE Raisa Elina Arojoki Deputy Member	Deputy Member	2017
AH Arttu Hermanni Arojoki Chief Executive Officer	Chief Executive Officer	2021

Former (3)


TO Tuula-Riitta Ossa Audit	Audit	2017 – 2023
HJ Hannu Juhani Saarni Chief Executive Officer	Chief Executive Officer	2021 – 2021
KO Kari Olavi Kulmala

Non-executive oversight

Name	Role	Member since
Current (2)
EO Esko Oskari Junnila Board of Directors	Board of Directors	2025
AH Arttu Hermanni Arojoki Chairperson	Chairperson	2025

As of last annual report

No shareholder data available.

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