Dag Johnsen primarily works with insurance law and personal injury cases.
He also works with real estate cases, including a cooperation with the National Federation of House Owners', as well as with family and inheritance law. He is also experienced within dispute resolution and tax law.
He regularly represents injured individuals claiming damages for personal injuries against insurance companies, the Norwegian System of Patient Injury Compensation and others. He is the head of the firm's personal injury compensation and insurance law team.
Johnsen has practiced as a lawyer in Tønsberg since 1987. Previously, he worked for the tax authorities.