Risto Olavi Räty

Vahanen International Oy provides technical consulting services in the fields of construction and real estate. It specializes in architecture, building services engineering, property development and management, building supervision, building physics, surveys and inspections, energy and lifecycle management, and environmental consulting. The company was founded on December 16, 2008 is headquartered in Espoo, Finland.

Vahanen Jyväskylä Oy provides engineering services. It offers building engineering and condition survey as well as repair and geodetic engineering solutions. The company was founded on October 5, 2006 and is headquartered in Jyvaskyla, Finland.

Trimble Solutions Oy provides software solutions for building information modeling and structural engineering. Its products include Tekla Structures, Tekla Model Sharing, Tekla Structural Designer, Tekla BIMsight, Tekla Tedds, Tekla Field3D, and Tekla Civil. The company serves the construction, engineering, and fabrication industries. Trimble Solutions was founded in 1966 and is headquartered in Espoo, Finland.

Peikko Group Oy supplies concrete connections and composite beams for both precast and cast-in-situ solutions. It offers precast products, reinforcement systems, and concrete floor products as well as onshore wind turbine foundations and connections for seismic applications. The company was founded in 1965 and is headquartered in Lahti, Finland.