Chambers Review
Provided by Chambers
Chambers Global Guide
Energy: Oil & Gas - Norway
Individual Editorial
Jan Jansen is widely respected due to his market-leading experience in litigation and petroleum tax mandates.

Band 1
Band 1
Provided by Jan B Jansen
Tax, Oil & Gas, Dispute Resolution
Jan B. Jansen is a prominent and respected lawyer, who specializes in dispute resolution, tax and insurance law, as well as the oil and energy sector.
Jan has worked closely with oil and energy since 1986 and has acted for his clients in many capacities: such as advisor on regulatory matters and transactions, and as counsel in litigation. His clients include many of the largest companies active on the Norwegian Continental Shelf, as well as the Norwegian State. Jan has a thorough understanding of the oil and gas business and the challenges facing the actors involved. He has represented most of the large E&P companies in tax litigation and has successfully pleaded many of the most notable tax cases for the industry.
Additionally, Jan has represented a number of law firms in professional indemnity claim cases. He also assists on insurance matters, where he advises insurance companies on policy issues and claims handling, and represents them in insurance and reinsurance disputes.
Provided by Chambers
Jan Jansen is widely respected due to his market-leading experience in litigation and petroleum tax mandates.
Provided by Chambers
Jan Jansen has in-depth knowledge of oil and gas.
Jan Jansen is highly intelligent and works hard for his clients.
Jan is a pleasure to work with and is good at coming up with new angles and perspectives.
Jan Jansen knows his business very well and is extremely skilled.
Jan Jansen has in-depth knowledge of oil and gas.
Jan Jansen is highly intelligent and works hard for his clients.
Jan is a pleasure to work with and is good at coming up with new angles and perspectives.
Jan Jansen knows his business very well and is extremely skilled.