Thommessen is one of Norway's leading commercial law firms with offices in Oslo, Bergen and London. We have at total of 290 highly qualified employees. 185 of the firm's employees are lawyers who together cover 17 areas of expertise. We provide advanced legal services to corporate clients and the public sector, both domestically and internationally.

Independent surveys show that our clients regard Thommessen as a trustworthy and solution oriented firm, and value our professional expertise. Clients also express their satisfaction with our strict ethical standards and our integrity.
A large part of our operation is international. Thommessen is an independent firm, but is the Norwegian member of Lex Mundi, which is the world’s leading organisation of independent law firms. We can therefore offer our clients global access to leading law firms.