What is the Y-tunnus number of One Architects Oy?

One Architects Oy is registered with PRH / YTJ under Y-tunnus 0979166-2.

What is the revenue of One Architects Oy?

One Architects Oy reported revenue of EUR 9,6M in 2025.

One Architects Oy employs 75 people as of the latest annual report.

Kari Tuomo Olavi Kauniskangas is the CEO of One Architects Oy, in role since 2023.

Risto Aarre Kyhälä chairs the board of One Architects Oy, in role since 2022.

One Architects Oy's registered address is Ruoholahdenkatu 21.

OYActive

Y-tunnus 0979166-2Ruoholahdenkatu 21, 00180 HelsinkiArchitectural activities· NACE 7111Est. 1994 · 32 years old75 employeeswww.onearchitects.fi

One Architects Oy (this company)

Board members of One Architects Oy also hold positions in 0 other companies.

Person	Role here	Other companies
Anssi Yrjö Mikael Anttila	Chief Executive Officer	0 companies
Jari-Pekka Lehtinen	Confidential Clerk	0 companies
Kari Tuomo Olavi Kauniskangas	Chief Executive Officer	0 companies
Jyrki Johannes Keinänen	Chief Executive Officer	0 companies
Henri Juhani Berg	Confidential Clerk	0 companies
Jukka Sakari Silvo	Deputy auditor	0 companies