B.Sc., Mech. Eng.; ML in Law. Gunnar has gained extensive industry and private practise experience in his 40 years in the IP field. He is a founding partner of Arnason Faktor and was the Managing Director of the firm from 1999-2024. He has served on a number of governmental advisory committees as well as industry organization in Intellectual Property Matters.

His main area of work is general IP counseling, portfolio management, patent drafting and prosecution, opinion work, opposition, appeals and litigation support. Gunnar regularly writes about IP matters in Iceland and frequently gives lecture about Intellectual Property matters. He is a member of the Association of Patent and Trademark Representative (FUVE), AIPPI (International Association for the Protection of Industrial Property), UNION (European Practitioners in Intellectual Property) and INTA (International Trademark Association).