Martti Juha Nurmi

Destia Group Oyj provides infrastructure and construction services. The firm builds, maintains, and designs traffic routes and paths, as well as traffic and industrial environments. Its services span the underground construction of a land-based activities, energy, and engineering construction. The company was founded in July 2014 and is headquartered in Vantaa, Finland.

Span Solution Oy provides solar electricity solutions both custom designed and standard packages for businesses, government, and residential sector. The firm's products include solar panels, batteries, charge controllers, power packs, solar pumping systems, and car-ports. Naps Systems offers off-grid and grid-connected system solutions to customers in Finland. The company was founded in 1981 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.