Sampo 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.

Environics Oy provides industrial gas detection and chemical, biological, radiological, and nuclear (CBRN) monitoring solutions. Its products include hazardous gas monitors for ambient air, process gas, and stack emissions, as well as government early warning CBRN detection systems. The company serves industrial, government, and military organizations. Environics was founded in 1987 and is headquartered in Mikkeli, Finland.

Beneq Oy supplies atomic layer deposition equipment and thin film coating services. It also manufactures thin film electroluminescent displays that include transparent electroluminescent displays, in-glass laminated displays and custom displays which are used in transportation, maritime, aeronautics and defense markets. The firm’s thin film equipment is used for creating optical coatings, protective barriers, passivation layers and anti-corrosion solutions in spaces where other coating methods cannot be applied. The company’s atomic layer deposition products and services include wafer processing ALD, batch processing ALD, ALD research equipment, development and coating services which are used in moisture barriers, optical coatings, anti-tarnish coatings, anti-corrosion coatings and decorative coatings of optics, photovoltaics, displays, glass and electronics industries. Beneq was founded in May 2005 by Sampo Ahonen, Jari-Pekka Tiesmäki and Tommi Vainio and is headquartered in Espoo, Finland.

HY-Tech Comp Oy manufactures sheet metal and electronic products. It offers plate piercing, edging, welding, covering, painting, and ESD-protected assembly services. The company was founded in 1989 and is headquartered in Lohja, 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.

Suomen Levyprofiili Oy manufactures sheet metal structures and components. Its process consists of laser cutting, edging, welding, powder coating and assembly. The firm's equipment include laser cutting lines, automatic part stacking machine, edging compressors, powder coating and robotic welding workcell. the company was founded in 1998 and is headquartered in Joensuu, Finland.

Fimpec Group Oy provides industrial design solutions. It offers engineering, construction, project management, and consultancy services. The company was founded on September 11, 2017 and is headquartered in Kouvola, Finland.