Rosen is partner with the law firm Advokatfirmaet Nova. In addition to his education in law at the University of Bergen he holds a MSc in economics from the Norwegian School of Economics and is a Certified European Financial Analyst. Rosen has been Attorney-at-Law with the law firm Advokatfirmaet BAHR and inhouse lawyer with the pharmaceutical company Nycomed. He has also held the position as CEO in two tech companies and is currently chairman/member of several Boards of Directors. High tech SMEs is the focus area of his business. In his law practice he is specialised in contract- and corporate law, M&As included. Rosen’s combined background from management and legal advisory services makes him a sought-after sparring partner for leaders and an esteemed problem solver in negotiations. Rosen is also chairing the humanitarian foundation Art for Change.