Bjorn Christer Elfgren Olof

Ernströmgruppen AB engages in the development and acquisition of companies. The firm focuses on energy, electric, industry, marine, and heating, ventilation, and air conditioning. The company was founded by Ivar Ernström in 1918 and is headquartered in Gothenburg, Sweden.

Nordstjernan AB is a private equity firm founded in 1890 by Axel Johnson. The firm is headquartered in Stockholm, Sweden.

CellMark Investment AB engages in the wholesale of forest products. The company is headquartered in Sweden.

CellMark AB distributes pulp and paper products. It specializes in sales and marketing, logistics and customer services, financial services, regulatory and compliance support, custom manufacturing. The company was founded by Thomas Hedberg and is headquartered in Gothenburg, Sweden.

Stampen Media AB engages in the provision of mass-media related services. It carries the newspaper brands Bohusläningen, Göteborgs-Posten, Hallands Nyheter, Hallandsposten, Strömstads Tidning, and TTELA. The company was founded in 1988 and is headquartered in Gothenburg, Sweden.

Apotea AB operates an online full-scale pharmacy. The firms offers a range of both non-prescription and prescription drugs. It sells medicine for allergy, face, animal, fever and pain, cold, parent and child, aids and accessories, skin and hair, health food, hands and feet, stomach and intestine, mouth and teeth, travel packaging, stop smoking, wound, training and weight, vitamins and minerals, and eye and ear. The company was founded by Marie-Louise Jansson, Pär Johan Svärdson, and Susanne Söderberg in 2003 and is headquartered in Stockholm, Sweden.

Neudi & C:o AB is an investment company that owns and develops small and medium sized businesses. Its portfolio includes industry related and real estate companies. The company was founded by Ivar Ernström in 1918 and is headquartered in Gothenburg, Sweden.

Part of Investment AB Klövern, Lidan Sepson Technologies AB is a Swedish company that functions as an investment holding company. The company is based in Lidköping, Sweden.