Caesar Gezelius

Prenax AB provides procurement and management services focusing on subscriptions, publications, membership, and online and print format data. It offers newspapers, trade journals, magazines, and electronic books as well as handles negotiations between publishers and their clients. The company was founded in 1993 and is headquartered in Kista, Sweden.

Prenax Global AB provides subscription management services. It offers administrative services for managing printed and electronic subscriptions. The firm has offices in Australia, Concord, France, Singapore, Sweden and the United Kingdom. Its serves banking & insurance, law, media, drug, training, research and telecom industries. The company was founded in 1993 and is headquartered in Kista, Sweden.

MANN+HUMMEL Vokes-Air Holding AB provides pollution filtration products and solutions for clean and fresh air. Its products include air filter media, panel air filters, bag air filters, compact air filters, gas adsorption filters, air filter housings, oil mist eliminators, dust collectors, weather louvers, dampers, operating theatre and fluff separators. The company was founded by Cecil Gordon Vokes in 1921 and is headquartered in Svenljunga, Sweden.

Nordic Water Products AB operates as a holding company with interest in providing equipment and systems for water and wastewater treatment to process industries and public utilities. Its products include continuous sand filters, sludge scrapers, surface skimmers, flocculators, sludge discharge equipment, fine screens, wash presses, screenings treatment, grit treatment, sludge treatment, lamella separators, and conveyor systems. The company was founded in 1962 and is headquartered in Vastra Frolunda, Sweden.

Nordemans Bil AB is a private company based in Örnsköldsvik, Sweden. and has subsidiaries in Sweden. The Swedish company was founded in 1954.

Summa Equity AB (Summa Equity) is a private equity firm founded in 2016 by Jenny Keisu, Reynir Kjær Indahl and Johannes Hidle Lien. The firm is headquartered in Stockholm, Sweden.