ONE Architects Finland

Koti
Suomi
Helsinki
ONE Architects Finland

ONE Architects is formed from the alignment of three successful studios AW2 Architects, B&M Architects and Konkret.

We are a multidisciplinary house of architects focused on creating sustainable architecture and urban landscaped for people to use and enjoy. We bring together different skills, experiences and ideas to create high-quality architecture and urban environments that meet the challenges of people today and of future generation. We have won critical acclaim in both Finnish and international architectur

al competitions. ONE Architects is equipped with the latest Building Information Modelling (BIM) technology and maintains a continuous research and development programme in the field of architecture. ONE Architects is part of AINS Group – A-Insinöörit, a leading Nordic construction design and consulting company.

02/09/2026

🏥 The new forensic psychiatric hospital building in Ohkola has been completed!

This project is a great example of long-term collaboration, bringing together planning, construction, and user needs into a functional, secure, and humane environment.

Thank you to all project partners for your trust and collaboration in delivering this significant project. 🙏
The new Ohkola hospital building is part of the Laakso Joint Hospital Project, for which the principal and architectural design is led by Laakso LATU, a consortium of experienced healthcare design practices: Lukkaroinen Architects ONE Architects Arkkitehtitoimisto Tähti-set Oy UKI Arkkitehdit

📷 Aki Rask

01/09/2026

Leadership Changes at ONE Architects

As of today, Architect SAFA Tuomas Seppänen has been appointed Director, EVP at ONE Architects and Business Area Director at AINS Group.

Having worked as a Lead Architect at ONE Architects and previously at B&M, Tuomas is particularly recognized for his expertise in real estate development and urban planning.

”It is a great honor to lead ONE Architects. I have had the opportunity to help build and develop this practice alongside an exceptionally talented and versatile team of professionals. Our multidisciplinary expertise, combined with our ability to engage in meaningful dialogue and understand our clients’ objectives from a broad perspective, are among our greatest strengths. This enables us to seize a wide range of opportunities and create solutions that meet the needs of even the most demanding projects,” says Tuomas Seppänen.

The previous Director, EVP Jaakob Solla, continues in a Senior Architect role at his own request, focusing on business development, sales, and lead designer assignments.

At the same time, ONE Architects is developing its strategy and renewing its organization into four business units: Public, Living, Industry, and Urban & Special Projects.

22/06/2026

Ilman meidän ihanaa toimistomummo-Marjoa ei pärjättäisi 🩷

28/04/2026

As Oy Olarin Puistonhelmi is complete!
A long project behind us, and the team on site to see the result 🤩

31/03/2026

We’re hiring!
Join our studio in Helsinki and support our offers & marketing team. Part-time trainee position until 12/2026. Apply by April 15th. 🫶🏼

Osoite

RuoholahdenKatu 21
Helsinki
00180

Nettisivu

https://www.onearchitects.fi/

Hälytykset

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