Jens Naas-Bibow

Jens has more than 20 years of experience as a lawyer, exclusively within renewable energy and infrastructure.

Jens Naas-Bibow

Jens has over the past 20 years first and foremost worked with reforms of regulatory frameworks and the regulation of renewable energy companies through the Norwegian Energy Act and underlying regulations and license terms.

Jens also advises on the regulatory regime for hydropower and acts for clients in appraisal and expropriation matters before the courts. He has extensive energy sector litigation experience, i.a. from several high profile wind power matters and legal actions regarding the validity of licences and other decisions from regulatory authorities.

In addition, he provides strategic advice pertaining to mergers, acquisitions and corporate restructuring within the renewables sector. Jens is ranked as a leading lawyer within his field in national and international rankings.



Lawyer with 1,5 Advokatfirma


Partner and head of the renewables department, Thommessen


Associate and Senior Associate, Thommessen


Research assistant, University of Oslo, Scandinavian Institute of Maritime Law, Department of Petroleum Law



Admitted to the Supreme Court


Admitted to the Bar


Candidate of Jurisprudence, University of Oslo


Co-author of a commentary on the Norwegian Energy Act (Published in Norwegian: “Energiloven med kommentarer”, 2004 and 2011)

Author of the book “Revenue Cap Regulation of Electricity Distribution Companies” (published in Norwegian: “Inntektsrammeregulering av kraftnettselskaper”, 2001)

Several articles in legal and industry journals