Lawyer Jan Andreas Onsager is a partner in Advokatfirmaet Advisio and has over 35 years of experience in legal practice. He has specialized in several areas of law, including employment law, criminal law, mental health care and insurance disputes. This broad competence enables him to handle varied legal issues.
In addition to his specialist fields, Onsager also has extensive experience in guardianship matters. His long career has given him a deep understanding of the legal challenges that clients may face, and he works to provide them with qualified advice and assistance.



