Klaus Ilmari Saarikallio

Nordec Envelope Oy constructs and delivers steel frames, steel bridges, and facade systems. The firm offers glass and aluminum products; glass and steel facade systems; glass canopies and glass roofing for the Finnish and Scandinavian markets; and light exterior wall element products based on the steel thermo element system. Its construction system services include detailed design, manufacturing, and erection work, as well as warranty liabilities of structures. The company was founded in 1979 and is headquartered in Vantaa, Finland.

Naaraharju Oy specializes in the manufacturing of demanding heavy steel component assemblies. Experience and expertise spanning 40 years of manufacturing provide a firm foundation for top quality dependable engineering. Their fine workmanship is reflected in, for instance, bridges, industrial buildings and power plants in various parts of Finland, Europe, Russia and the Middle East. Naaraharju Oy was founded in 1970. The company's production plants are located at Naarajärvi in Pieksämäki, where they employ 120 professionals. Approximately half of their production is exported.