Rolf Waldemar Karlsen

Umoe Gruppen AS operates as a shipping and oil company. It is an industrial investment company that specializes in the green energy and services sectors. The firm engages in bioenergy, gas carriers, forestry, wind, and silicon services. The company was founded by Jens Dag Ulltveit-Moe in 1984 and is headquartered in Lysaker, Norway.

Umoe AS invests and exercises active ownership in wholly owned and subsidiary companies. The company was founded on March 4, 1991 and is headquartered in Lysaker, Norway.

Det Stavangerske Dampskibsselskab AS operates as a shipping company. It offers ferries and express boat services. The company was founded in 1855 and is headquartered in Stavanger, Norway.

NorgesInvestor Formuesforvaltning AS is a group of companies that focuses on strategic and financial value development. The private company's investment arm, NorgesInvestor Proto, invests in companies listed on the Oslo Stock Exchange. The company is based in Oslo, Norway. and has subsidiaries in Norway and Sweden. The Norwegian company was founded in 1996 by Jan Gunnar Hartvig, Stein Holst Annexstad. The CEO is Øivind E. Hermansen.

Hartvig Wennberg AS provides asset management services. It offers equity and fixed interest investment services. The company was founded on March 22, 1996 and is headquartered in Oslo, Norway.

EV Private Equity US Inc (EV Private Equity) is an independent venture capital firm founded in 2002 by Ole Melberg. The firm is headquartered in Houston,Texas with additional offices in Norway, and United Kingdom.

Scala, Inc. engages in the provision of end-to-end software solutions for creating media digital signage networks. It provides the platform to deliver experiences by connecting networks of digital signs, kiosks, mobile devices, websites, and Internet-connected devices in both public and private environments. The company was founded in 1987 and is headquartered in Malvern, PA.

PreTect AS engages in the development of sophisticated biomedical diagnostic kits based on the detection of RNA and proteins. Its products include PreTect SEE, PreTect HPV-Proofer HV, PreTect X, and PreTect TM. The company was founded in 1998 and is headquartered in Klokkerstua, Norway.

Holstein AS engages in the production, trade, investment, and consultancy services. It is also involved in financing and shipping activities. The company was founded on April 26, 1990 and is headquartered in Asker, Norway.

Econ Management AS provides consulting services. The private company is based in Oslo, Norway. and has subsidiaries in Norway.

Deep Casing Tools Ltd. designs and manufactures advanced casing and completion tools for the oil and gas and geothermal industries. It offers Turbocaser Express, Turborunner, Shalerunner, and Turbocaser Deepwater services. The company was founded by Derek Frederick Herrera in 2008 and is headquartered in Aberdeen, the United Kingdom.

Caltec Ltd. designs, develops and supplies equipment for facilitating production from oil and gas wells. Its solutions include flare recovery, de-gassing liquids, and sand separation. The company was founded in 2003 and is headquartered in Cranfield, UK

Investinor AS is a Venture Capital firm, a subsidiary of Innovasjon Norge founded in 2008. The company is headquartered in Trondheim.

Havgul Clean Energy AS develops wind power projects. Its portfolio of projects includes Tonstad Wind Park, Kjølen Wind Park, E18 Wind Park and Siragrunnen Wind Park. The firm undertakes offshore and land based projects. The company was founded by Karl Hesstvedt, Harald Dirdal, Ketil Reed Aasgaard and Emil Torkildsen on December 1, 2007 and is headquartered in Oslo, Norway.

H. Aschehoug & Co. W. Nygaard AS operates publishing houses. The firm publishes novels, short stories, poems, essays, biographies, personal stories, books on politics and history and books for children and young people. It books includes directories; catalogs; fiction; ebooks; pocket books and children's books; juvenile fiction; travel guides; documentary, history, and biography; music, art, and culture; nature and animals; sport and recreation; cookbooks; health and personal development; journals; and apps. The company was founded by Hieronymus Aschehoug and Halvard Aschehoug in 1872 and is headquartered in Oslo, Norway.

Lindhardt og Ringhof Forlag A/S operates as a publishing house. The firm publishes audio books, apps, and electronic books. It features fictions, poems, and short stories; biographies; culture; society and history; animals and nature; sports; and annual publications. The company was founded by Otto B. Lindhardt and Gert Ringhof in 1971 and is headquartered in Copenhagen, Denmark.

Norwegian Refugee Council operates as an independent humanitarian organisation helping people forced to flee. It involves in camp management, addressing gender issues, livelihood and food security, urban displacement, and education services. The company is headquartered in Oslo, Norway.

DeepOcean Norway AS provides subsea installation and construction support, survey, inspection and maintenance services. It offers marine trenching, life of field seismic array installation, telecommunications cable-lay, and surface laid pipeline decommissioning services. The company was founded on March 7, 2011 and is headquartered in Haugesund, Norway.

Halfwave AS provides advanced inspection services based on acoustic resonance technology to the oil & gas industry. It offers pipeline and subsea inspections. The company was founded on June 10, 2011 and is headquartered in Ovre Ervik, Norway.

Melberg Partners Holding AS provides commercial and financial advisory services.

Arundo Analytics AS provides predictive analytics solutions for industrial companies. The firm offers big data analysis for asset intensive industries such as oil and gas. The company was founded by Tor Jakob Ramsoy and Stuart Morstead in 2015 and is headquartered in Oslo, Norway.

NorgesInvestor Value AS operates as asset management group that focuses on creating strategic and financial values for institutional and private clients. Its business includes wealth management, investments in listed securities, and private equity secondaries. The company was founded by Stein Holst Annexstad, Jan Gunnar Hartvig, and Trond Erik Wennberg in 1996 and is headquartered in Oslo, Norway.