Seppo Antero Ahonen

Helmet Capital Oy Ab (Helmet Capital) is a private equity firm founded in 1994 by Seppo Ahonen, Reijo Kaukonen, Heikki Koivisto and Kalevi Puonti. The firm is headquartered in Helsinki, Finland.

Pesmel Oy designs and produces systems for material handling, loading and packaging. The firm serves in the area of metal industry, logistics, storing, packaging, paper and converting industry. The company was founded by Jari Mäki-Rahkola, Hannu Mäki-Rahkola, Pauli Rahkola and Pekka Rahkola in 1978 and is headquartered in Kauhajoki, Finland.

Halikko Group Oy is a holding company that operates through its subsidiaries, which manufactures welded, cold worked, and heat treated steel products. Its core products are the cistern gables, half-spherical tanks, and side plate to spherical tanks. It designs and manufactures steel products for steel and construction, pulp and paper, offshore and marine, energy, and mechanical industries. The firm provides dished and flanged ends, cones, hemispherical ends, segmental plates for spherical tanks, standard forms, dished discs, industrial piping components and prefabrications, lime sludge reburning kilns, and debarking drums. The company was founded on May 30, 2008 and is headquartered in Halikko, Finland.

Sisu Axles Oy manufactures and distributes axles to the automotive industry. It serves the global heavy-duty transportation industry, with a broad range of components and assemblies. The company was founded in 1998 and is headquartered in Hameenlinna, Finland.

Finnritilä Oy manufactures and markets grating products. It offers gratings, profile planks, glass-reinforced plastic systems, and staircases. The company also provides steel processing and galvanizing services. Finnritilä was founded by Jari-Pekka Kristian Bär in 1979 and is headquartered in Iisalmi, Finland.

Safego is a leading European grating manufacturer and market leader in Finland. The company established in 1979 has subsidiaries in Sweden, Norway and Estonia. Safego is an international company and the bulk of its production is exported outside the Finnish borders. They have made significant investments in product and production development in order that its factories can offer economic overall solutions precisely designed for customers needs. Its customers include e.g. the mechanical engineering-, steelbuilding-, building-, paper-, process-, pulp- and oil refining industry. Continuous improvement of products and services constitutes the foundation of its operations. Respect for the environment is also one of the main pillars on which Safego's operations rest. They observe environmental aspects in all its business operations. For them a good and exemplary environmental policy is an important and natural part of profitable business activity. All work phases of products manufactured by Safego are carried out at its own factories at Vieremä and Iisalmi. They can thus monitor the quality of products throughout the production process and they are able to observe the special demands of materials already at the machining and welding phases.