What is the Y-tunnus number of Psi Oy?

Psi Oy is registered with PRH / YTJ under Y-tunnus 0671354-6.

What is the revenue of Psi Oy?

Psi Oy reported revenue of EUR 73K in 2025.

Kalle Juhani Mauranen is Deputy auditor of Psi Oy, in role since 1999.

Anna-Liisa Roinisto-Dumell chairs the board of Psi Oy, in role since 1999.

Psi Oy's registered address is Mannerheimintie 19-A9.

OYActive

Y-tunnus 0671354-6Mannerheimintie 19A-199, 00250 HelsinkiOther human health activities n.e.c. · NACE 8699Est. 1987 · 38 years old— employees

Actively employed in the business

Name	Role	Member since
Current (1)
JT Jarmo Tapani Roinisto Deputy Member	Deputy Member	1999
Former (2)
KJ Kalle Juhani Mauranen Deputy auditor	Deputy auditor	1999 – 2019
IO Ilkka Oiva Tapani Tähtinen Audit	Audit	1999 – 2019

Non-executive oversight

Name	Role	Member since
Current (2)
AR Anna-Liisa Roinisto-Dumell	Chairperson	1999
GA Gustav Arne Adolf Dumell	Board of Directors	1999

As of last annual report

No shareholder data available.

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