Johan Pernvi

Ovako AB produces engineering steel. Its products include hot-rolled bars, pre-components, hard chrome plated bars and tubes, seamless tubes and hollow bars, rolled and forged rings, and grinding media. It serves the agriculture, bearings, general engineering, hydraulics, mining and construction, wind power, automotive, and oil and gas industries. The company was founded in May 2005 and is headquartered in Stockholm, Sweden.

Polaris Management A/S (Polaris) is an independent Danish private equity investment firm that invests in and develop medium-sized companies located in Nordics and throughout Europe. It focuses on companies with sales from EUR 20m and up to EUR 200m. Headquartered in Copenhagen, Polaris was founded in 1998 by Viggo Nedergaard Jensen.

Ratos AB (Private Equity) (Ratos) is a private equity operating division of Ratos AB. The firm is headquartered in Stockholm, Sweden.

Logstor A/S manufactures pre-insulated pipes for district heating and district cooling energy infrastructure. Its pre-insulated pipe systems were originally developed for district heating energy infrastructure, which is one of the most prevalent forms of energy for heating of houses and industrial buildings today. The firm offers a complete product range of pre-insulated pipes for buried as well as freely suspended pipe installation onshore as well as offshore. Its products and services are geared towards district heating and cooling, solar, marine and industrial purposes, reduction in carbon dioxide emissions, and energy efficiency. The company was founded in 1960 and is headquartered in Logstor, Denmark.

Ovako Group AB operates as a holding company with interest in producing and selling engineering steel for customers in the bearing, transport, and manufacturing industries. The firm operates through its subsidiaries and offers bars, tubes, rings, and pre-components in low-alloy steels used for applications such as in bearings, power trains, hydraulic cylinders, and rock drills. The company was founded in 2010 and is headquartered in Stockholm, Sweden.

DIAB Group AB provides core materials for use in sandwich composites. It offers a range of polymer foam cores and end grain balsa coring materials for the construction of boats, trams, wind turbines and related equipment. The company was founded by Bertil Diedrichs in 1969 and is headquartered in Laholm, Sweden.