What is the Y-tunnus number of Castell Ventures Oy?

Castell Ventures Oy is registered with PRH / YTJ under Y-tunnus 3328065-1.

What is the revenue of Castell Ventures Oy?

Castell Ventures Oy reported revenue of EUR 153K in 2025.

Samu Santeri Seppänen is Chief Executive Officer of Castell Ventures Oy, in role since 2022.

Castell Ventures Oy's registered address is Viipurinkatu 12-L35.

OYActive

Y-tunnus 3328065-1Viipurinkatu 12-L35Business and other management consultancy activities · NACE 7020Est. 2022— employees

Revenue 2025

EUR 153K

-4% vs 2024

EBITDA margin

50.0%

-15% vs 2024

Equity ratio

91.7%

Financial strength

Net profit 2025

EUR 62K

-14% vs 2024

EBITDA — year on yearEUR millions

Key figuresAnnual report 2025

Name	Role	Member since
Current (2)
SS Samu Santeri Seppänen Chief Executive Officer	Chief Executive Officer	2022
KP Kari Pekka Seppänen Deputy Member	Deputy Member	2022

Person	Role here	Other companies
Samu Santeri Seppänen	Chief Executive Officer	0 companies
Kari Pekka Seppänen	Deputy Member	0 companies