Pasi Ilmari Kailasalo

Destia Rail Oy provides railway construction and maintenance services. Its services include geometric planning, surveying, track material procurement, superstructure and substructure work, tunnel repairs, as well as railway network condition inspections, track maintenance work, changing sleepers and rails, tamping work, servicing of track equipment, and snow-clearing work. The company was founded in 1976 and is headquartered in Vantaa, Finland.

TerraWise Oy provides infrastructure construction services. It specializes in civil construction, earthworks, quarrying and crushing, green area development, and environmental construction, as well as soil and stone product trade. The company was founded on December 16, 2015 and is headquartered in Helsinki, Finland.

Destia Oy engages in the provision of infrastructure and construction services. It offers road construction, foundation and field engineering, engineer construction, rock construction, energy infrastructure, railways, maintenance, aggregates, design, and road network surveys. The company was founded on February 14, 2007 and is headquartered in Vantaa, Finland.