Department profile
Wiersholm

Competition/Antitrust

Europe Guide 2026 : Norway


Wiersholm

Rankings

About

Provided by Wiersholm

Our interdisciplinary team on EU/EEA and competition law consists of specialists with good market knowledge and understanding of the issues that may arise in different industries. The team is led by Norway's most prominent experts on the area, and in addition we have several lawyers with experience from the Norwegian Competition Authority and the EFTA Surveillance Authority. We also have long experience with cases being handled by Norwegian and European competition authorities.

We provide advisory services on Norwegian and European competition law, including in cases in which the competition authorities are investigating possible breach of the rules of competition. We have long experience with preparing notifications to the competition authorities in connection with transactions. In addition, we give advice before inspections through compliance programs and courses for senior executives. We also regularly assist in international arbitration.

Industries (17)

  • Aerospace & Defence
  • Automobiles & Parts
  • Banks
  • Chemicals
  • Energy
  • Food & Drink Producers
  • Government
  • Health Care
  • Media
  • Pharmaceuticals & Life Sciences
  • Real Estate
  • Retail
  • Software & Computer Services
  • Technology, Hardware & Electronics
  • Telecommunications
  • Transportation
  • Travel & Leisure

Chambers Review

Provided by Chambers

Competition/Antitrust - Norway

Band 1

Band 1


What the Team is Known For

Wiersholm is known for handling complex merger clearance notifications, as well as high-profile investigations into alleged cartels and abuses of dominance and subsequent collective damages actions. The law firm retains its position as a market leader in public procurement mandates, with notable strength acting for public sector clients on tender processes. The team also acts on PPP mandates.

Work Highlights

Provided by Chambers

  • Wiersholm represented Kommunal Landspensjonskasse Gjensidige in a dispute concerning the scope of protection for in-house lawyer correspondence in competition cases led by national competition authorities.

Strengths

Provided by Chambers

  • Wiersholm is extremely responsive and service-oriented.

    Competition/Antitrust respondentEurope
  • The team at Wiersholm demonstrates a great understanding of the authority's approach to complex and sophisticated matters.

    Competition/Antitrust respondentEurope

Notable Practitioners

Provided by Chambers

  • Band 1Håkon Cosma Størdal
    Band 1Håkon Cosma Størdal

    Håkon Cosma Størdal

    Håkon Cosma Størdal remains one of the most highly-esteemed competition lawyers in Norway. He is particularly well regarded for high-profile cartel investigations and significant follow-on damages actions. He also has notable activity in merger control filings.

    • He is able to combine sound legal advice with practical solutions for our company.

      Competition/Antitrust respondentEurope
    • He is very easy to talk to and pick up the phone to call, and he doesn't go into a long assessment.

      Competition/Antitrust respondentEurope
    • Håkon Cosma Størdal is very service-minded, knowledgeable and has a great insight into how the competition authority thinks and works.

      Competition/Antitrust respondentEurope
    • He has a good overview and knowledge of competition law. He understands the different problems.

      Competition/Antitrust respondentEurope
  • Band 1Morten Goller
    Band 1Morten Goller

    Morten Goller

    Morten Goller remains a key name for contentious public procurement matters.

  • Band 3Elisabeth Lian Haugsdal
    Band 3Elisabeth Lian Haugsdal

    Elisabeth Lian Haugsdal

    Elisabeth Lian Haugsdal moves up in the rankings on the back of notable involvement in high-profile behavioural investigations into alleged cartels and significant follow-on damages actions. She has further experience in merger control filings and state aid matters.

    • She is very adept and service-minded and great at quickly understanding and accommodating our needs.

      Competition/Antitrust respondentEurope
    • Elisabeth Lian Haugsdal has proven excellent skill on the understanding of the market. She is really hard-working and knowledgeable. She has proven that she is a really standout individual in this field.

      Competition/Antitrust respondentEurope
  • Band 3Thomas G Naalsund
    Band 3Thomas G Naalsund

    Thomas G Naalsund

    Thomas Naalsund has a strong focus on assisting Norwegian ministries with public procurement tender processes, especially in the energy and telecommunications fields.

    • Thomas Naalsund has great knowledge around our company and procurement.

      Competition/Antitrust respondentEurope
  • Up and ComingOda Hellenes Ekre
    Up and ComingOda Hellenes Ekre

    Oda Hellenes Ekre

    Oda Hellenes Ekre has experience advising public bodies on procurement procedures.

    • Oda Hellenes Ekre is great at understanding our needs and quickly providing practical and operational solutions.

      Competition/Antitrust respondentEurope

Ranked Individuals at Wiersholm (5)

Norway

Members

Provided by Wiersholm

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