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Simonsen Vogt Wiig AS

Jan Magne Langseth

Jan Magne Langseth



  • Compliance and Scrutiny
  • Dispute Resolution and Litigation
  • EU / EEA and Competition
  • Compliance

WSG Practice Industries


WSG Leadership

DealMaker Group
Antitrust Group
Automotive Group
Gaming/ Gambling Group
Public Procurement Group
Shipping Group
Technology, Media & Communications Group
Langseth has advised in competition cases before the NCA, the EFTA Surveillance Authority and the Commission. He has coordinated several multi-national merger notifications and frequently advises in international competition law matters. He has litigated a number of cases before Norwegian courts, the EFTA-Court and the European Courts.
Areas of Practice

Compliance | Compliance and Scrutiny | Dispute Resolution and Litigation | EU / EEA and Competition | EU/EEA and competition law | Public Procurement


Online Retail Sector Increasingly Targeted by the Competition Authorities
Simonsen Vogt Wiig AS, December 2018

The online retail sector has seen a considerable increase in intervention by the competition authorities both on a national level and in Brussels. Most recently, in December 2018, the European Commission fined the clothing company Guess € 39.8 million for applying online sales and advertising restrictions...

Gun Jumping in Merger Cases - Important Clarifications by the ECJ
Simonsen Vogt Wiig AS, July 2018

The European Court of Justice ("ECJ") recently came with important clarifications regarding the implementation of mergers before merger clearance, so called "gun jumping." The topic often arises in merger cases where the parties have "signed the deal" but are awaiting clearance by the relevant competition authority. What can be done by the parties before closing post signing, and what cannot be done prior to implementation? The judgment in case C-633/16 Ernst & Young P/S v...

Abuse of Dominance: Important Clarifications by the European Court of Justice
Simonsen Vogt Wiig AS, September 2017

The European Court of Justice makes important clarifications relevant for dominant firms'' pricing and rebate policies in its recent Intel-judgment Introduction In recent months, the European Court of Justice (''ECJ'') delivered its long awaited judgment in the Intel appeal case. The judgment sets aside the ruling by the General Court and refers the matter back to that court...

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