Hans Erik Johnsen's practice includes intellectual property law, broadcasting/media law, technology and telecommunication law and trademark/marketing law. He also provides general assistance to companies in the media/technology/telecom sectors. Mr. Johnsen has long experience with contract negotiations and with providing strategic and legal advice to companies in these markets. He has also been a board member in companies relevant to his fields of expertise.

Mr. Johnsen is ranked as one of Norway's most prominent experts on intellectual property law and TMT by Chambers and Partners and Legal 500.

A client states that Hans Erik Johnsen is "the best sponsorship lawyer in Norway." He also has expertise in issues relating to broadcasting and marketing as well as copyright and trade marks. Another client appreciates that "we speak the same language, it's easy communication, and he has solid knowledge of the field."

Chambers Europe, 2018


  • Assistance to a major Norwegian media company in negotiations regarding the operational consequences of a major sale of shares. Advisory services to one of the world's largest technology companies in an extensive dispute regarding intellectual property rights. Assistance to Norwegian players regarding agreements for one of the most attractive sponsor object in Norwegian sports.
  • Representation of a major global player in a dispute regarding a substantial IT development project. Assistance to Norway's largest TV distributor in extensive negotiations/a dispute with two of Norway's largest broadcasters.

Professional Experience

  • Partner, Wiersholm, 2008
  • Lawyer, Wiersholm, 2005
  • Lawyer, Telenor ASA, 1996-2004
  • Deputy Judge, Ytre Follo District Court, 1995-1996
  • Associate, Lund, Gundersen DA law firm, 1993-1995
  • Associate, Lund & Co law firm, 1993
  • Editor of the legal periodical "Jussens Venner", 1992


  • Cand. jur., University of Bergen, 1992
  • Additional qualifications in Maritime Law, University of Oslo 1991

Board Memberships

  • The Norwegian Bar Association's law committee for intellectual property and marketing law, Member
  • The Centre for Continuing Legal Education's committee for media and marketing law, Member