What is the Y-tunnus number of Jamassit Oy?

Jamassit Oy is registered with PRH / YTJ under Y-tunnus 3216055-1.

What is the revenue of Jamassit Oy?

Jamassit Oy reported revenue of EUR 60K in 2025.

Jarno-Juhana Ilmari Kuusisto is Deputy auditor of Jamassit Oy, in role since 2023.

Jamassit Oy's registered address is Kotajärventie 246.

OYActive

Y-tunnus 3216055-1Kotajärventie 246Other financial service activities, except insurance and pension funding n.e.c. · NACE 6499Est. 2021— employees

Revenue 2025

EUR 60K

-1% vs 2024

EBITDA margin

52.6%

-8% vs 2024

Equity ratio

99.7%

Financial strength

Net profit 2025

EUR 192K

+10% vs 2024

EBITDA — year on yearEUR millions

Key figuresAnnual report 2025

Name	Role	Member since
Current (4)
JI Jarno-Juhana Ilmari Kuusisto Deputy auditor	Deputy auditor	2023
EH Ella-Maaria Helena Antikka Deputy Member	Deputy Member	2021
JJ Janne Juhani Viitala Audit	Audit	2023
JH Jarmo Henrik Antikka Chief Executive Officer	Chief Executive Officer	2021
Former (1)
MP Marko Petteri Paasovaara Audit	Audit	2021 – 2023

Person	Role here	Other companies
Jarno-Juhana Ilmari Kuusisto	Deputy auditor	0 companies
Marko Petteri Paasovaara	Audit	0 companies
Ella-Maaria Helena Antikka	Deputy Member	0 companies
Janne Juhani Viitala	Audit	0 companies
Jarmo Henrik Antikka	Chief Executive Officer	0 companies