Aadne M. Haga


About Aadne M. Haga

Aadne M. Haga is a Partner at Wikborg Rein's Oslo office and heads the firm's Gas Dispute practice. Haga's main practice is assistance to buyers of natural gas, and he has successfully advised and/or represented a number of buyers of natural gas in international negotiations and international arbitration, most notably Ukrainian Naftogaz in its multi-billion dollar disputes with Gazprom. He also regularly advises on the legal framework for physical energy trading in Norway. Haga speaks Russian and handles cases relating to the former Soviet Union. He has previously worked for the Norwegian Ministry of Foreign Affairs in Russia and for the Norwegian Armed Forces on the Balkans and in Ukraine.

Work experience
  • 2013 -

    Partner, Wikborg Rein, Oslo

  • 2011 - 2012

    Senior Lawyer, Wikborg Rein, Oslo

  • 2009 - 2010

    Senior Associate, Wikborg Rein, Oslo

  • 2004 - 2008

    Associate, Wikborg Rein

  • 2004

    Trainee, Wikborg Rein, Oslo

  • 2003

    Trainee, Rana municipal court

  • 1999

    Peacekeeping service, Norwegian Armed Forces

  • 1996 - 1997

    Executive officer, Royal Norwegian Consulate General, Murmansk, Russia

  • 2009

    Practising certificate

  • 2004

    Cand.jur., University of Bergen

  • 1998

    Single-term course, Serbo-Croatian, University of Oslo

  • 1996

    Intermediate subject, Russian, University of Bergen

  • 1994 - 1995

    Military Russian language course, Norwegian Armed Forces

Selected projects
  • Extensive experience with gas disputes, also with competition law aspects, in particular price reviews, under long term gas sales agreements, but also concerning gas transportation services and exploration and production joint ventures.

  • Extensive experience with international arbitration, inter alia pursuant to the Rules of the ICC International Court of Arbitration and the Rules of the Arbitration Institute of the Stockholm Chamber of Commerce

  • Advice to gas buyers in negotiations of new gas purchase agreements and regarding inter alia volume and operational issues under current agreements

  • Advice on the legal framework for physical and financial energy trading in Norway

  • Advice on the legal framework for energy infrastructure in Norway, hereunder third party access and interconnectors

  • Advice and support in negotiations of long-term purchase agreements for raw materials to fertilizer and petrochemical industry

  • 2020

    "Norway", Country chapter in "The European Arbitration Review 2021" (with Ola Nisja, Gaute Gjelsten and Kaare Andreas Shetelig)

  • 2015

    "Arbitration Act § 13, second paragraph. Repeated appointments and arbitrators' impartiality in international relations" in Borgar H. Berg and Ola Ø. Nisja (red.), "Avtalt prosess - Voldgift i praksis" ("Agreed Process - Arbitration in practice"), Universitetsforlaget 2015

  • 2010

    Legal consultant, Norwegian-Russian Legal Dictionary, Aud Anna Senje, Unipub 2010

  • 2009

    "Recent developments in hydropower and gas", The 2009 guide to Energy and project finance, a supplement to International Financial Law Review