Thommessen

More than the industry's best legal expertise

Thommessen is one of Norway's leading business law firms with offices in Oslo, Bergen, Stavanger and London. Since our start in 1856, we have been involved in most of the tone-setting assignments in Norwegian business. Our clients are Norwegian and international businesses, both in the private and public sector.

In 2023, Norwegian business voted Thommessen the Norwegian law firm with the best legal expertise - for the ninth year in a row (Kantar Prospera). You don't get such recognition from everyone. When we assist the business world with transactions, complex projects and disputes, we put together teams across expertise that complement each other and work closely with the clients.

With a long history and high recognition, the focus is on the future. At Thommessen, we are curious about new solutions and new ways of working. By connecting our lawyers' knowledge and experience with new technology, we create innovative solutions that simplify and improve efficiency . In addition, we meet the clients' needs with professional project management , which provides predictability with regard to costs, what we will deliver and when we will deliver it.