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Arntzen de Besche

Work +47 23 89 40 00
Fax +47 23 89 40 01
Oslo, Stavanger, Trondheim

Andreas Nordby

Work +47 40 86 38 13
Arntzen de Besche

Work Department

Dispute Resolution. Intellectual Property.


Partner. Nordby has wide experience in the crossing between dispute resolution and counselling in the industries technology/telecom/IT, pharmaceutical industry/biotechnology, food industry, media/entertaining/film production and commodity trade. Nordby has also wide experience in legal advice and agreements within copyright and IT law.


2017-, Partner, Arntzen de Besche Advokatfirma; 2012-2016, Managing Associate, Advokatfirmaet Thommessen; 2010-2012, Lawyer, Advokatfirmaet Thommessen; 2008-2010, Associate, Advokatfirmaet Thommessen; 2005-2006, Associate, Municipal lawyer in Oslo; 2003-2007, Higher Executive Officer, Norwegian Ministry of Justice, Legislation Department; 2003, Committee Secretary,Commission of inquiry into medicine research.


English, the Scandinavian languages.


Member of the Norwegian Bar Association. 


2002, University of Oslo, Cand. jur (qualifying law degree)


Dispute resolution

Within: Dispute resolution

Arntzen de Besche's team 'consistently performs solidly with a creative and proactive approach that gives clients the confidence that they don't need to rethink their strategy' and has 'a professional and positive reputation'. Highlights included successfully acting for Ree Minerals Holding in the Supreme Court in a matter relating to share subscriptions, representing Fri Eiendom in a dispute relating to a terminated agreement regarding a property development, and acting for Stainsen Eiendom in an arbitration concerning the right to parking space use. Key names include 'talented litigator' Terje Granvang, 'brilliant adviser' Erlend Haaskjold, Knud Jacob Knudsen and the 'dedicated' Andreas Nordby. Berit Svensli Solseth made partner in 2019. Fred Gade left the firm.

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Intellectual property

Within: Intellectual property

Key areas of focus for Arntzen de Besche include the oil and gas, energy and offshore sectors; it recently advised Steeper Energy on the licensing agreements for the use of its fuel conversion technology, and acted for Smart Reamer Drilling in cease and desist proceedings relating to patent infringement and abuse of trade secret issues. Litigator Andreas Nordby is noted. Espen Sandvik left the firm to take up a judicial position and Tommy Dahlen moved in-house.

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Within: TMT

The technology and innovation group at Arntzen de Besche includes litigator Andreas Nordby. The team excels in the oil service, offshore, automotive, retail and life sciences sectors with a client roster including Merck & Co, Petroleum Geo-Services and Shell. In a recent highlight, the practice advised Helse Midt-Norge RHF on its implementation of a software solution; other work includes representing Tono in a claim against Tidal relating to the alleged manipulation of figures, and assisting Steeper Energy with contracts for the use of its technology in a biofuel plant. Espen Sandvik left the firm to take up a judicial position and Tommy Dahlen moved in-house.

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