He is listed as a national trademark expert in Who’s Who Legal. His work ranges from developing IP strategy and establishing IP rights to maintaining and enforcing these rights through dispute resolution and litigation. Mr Gaarder-Olsen has particular experience helping rights holders to fight counterfeiters. In this respect, he has acted as a board member of the Norwegian Anti-counterfeiting Group and enjoys close cooperation with Customs. He is a regular at international trademark conferences, such as the International Trademark Association and the Pharmaceutical Trademarks Group.