Advokatfirmaet Thommessen AS advises blue-chip clients across post-M&A, banking and finance, oil and gas, and construction disputes, and other commercial litigation. Headed up by Kristine Hyldmo Bjørnvik, who consistently litigates complex commercial contract disputes, the team, which is praised for its ‘first-class legal knowledge’, also includes Henning Harborg, who is recommended for white-collar crime disputes, and Eirik W Raanes, who takes point on competition mandates. Other key names include ’sharp-minded’ corporate expert Stig Berge, and Andreas Meidell, who is well regarded for insurance mandates. For post-M&A and securities litigation, Nanette Arvesen is a key contact.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Kristine Hyldmo Bjørnvik has impressive industry knowledge as well as an understanding of client needs which results in precise and efficient advice. Solution-oriented and very responsive.’

  • ‘Henrik Hagberg is highly skilled and experienced; well respected by other lawyers which is very useful when trying to find an out-of-court settlement.’

  • ‘Thommessen is a great Norwegian law firm. Very high-quality standards, highly business oriented and pragmatic.’

  • ‘I am currently working with Henning Harborg and Amelie Lied Haga on a piece of commercial litigation. Both of them have delivered very well. Harborg has an exceptionally good commercial understanding and is equally legally skilled.’

  • ‘Eirik Raanes is a true star in court. He quickly understands the core of the case and explains it simply with great credibility.’

  • ‘The people and their knowledge about our sector and company have been highly appreciated. Knowing our struggles and putting them into the context of the troubles and cases we face has been one of the strengths of the Thommessen team.’

  • ‘First-class litigation team equipped with first-class legal knowledge of company law and securities law, as well as real-world experience with complex transactions provides for a unique combination.’

  • ‘Stig Berge is a sharp-minded and very experienced litigator with first-class legal knowledge of company law and securities law, as well as real-world experience with complex transactions, and is highly recommended.’

Key clients

  • Ernst & Young AS
  • PricewaterhouseCoopers AS
  • DNB ASA
  • NIBC Bank N.V
  • Telenor ASA
  • Storebrand ASA
  • Equinor ASA
  • DNK – The Norwegian Shipowners' Mutual War Risks Association
  • The Norwegian Ministry of Transport / The Norwegian Public Road Administration (NPRA)
  • Kraftpartnar AS
  • Tondstad Vindpark AS
  • Mustad Eiendom AS
  • Firda Seafood Group AS
  • MDE Group AS/MDE Personell AS
  • TGS Nopec Geophysical Company ASA
  • Mr. Petter Dragesund
  • Brit Insurance
  • TONO SA
  • Norxe AS
  • Intervet International BV
  • Zimmer Biomet Norway AS
  • Pareto Securities AS
  • Songa Corp.
  • Assuranceforeningen Gard (gjensidig)
  • Lyse Produksjon AS
  • Samsung Electronics Nordic AB
  • Gasum Oy
  • Søylen Eiendom AS
  • Tryg Forsikring
  • Kongsberg Gruppen ASA
  • Norwegian Hull Club
  • Navigators Holdings (UK) Ltd
  • Bane Nor SF
  • Kesko Corporation
  • Orkla ASA
  • Norgesgruppen ASA
  • Eika Gruppen AS
  • DAF Trucks N.V.
  • Haugaland Kraft AS
  • CHUBB
  • The Norwegian Coastal Administration (Kystverket)
  • MSG Aviation AS
  • Markel International Ltd
  • Stadyard AS
  • NTS ASA
  • Vestland fylkeskommune (Vestland County Council)
  • Promenaden Management AS
  • Swedbank
  • Eksportfinansiering Norge (Export Finance Norway)
  • QBE Insurance
  • MOWI ASA
  • Borgestad ASA / Borgestad Properties AS
  • Måsøval AS
  • Heimstø AS (previously Måsøval Eiendom AS)
  • Finsbråten Eiendom AS
  • Handelsbanken
  • Kistefos AS
  • Sparebank 1 Utvikling AS
  • Brødrene Jensen AS
  • Eagle Group AS
  • Austevoll Melaks AS
  • Langøylaks AS
  • Troland Lakseoppdrett AS
  • Nordic Impact AS
  • Instabank ASA
  • Nordic Corporate Bank ASA
  • Therium Capital Management AS
  • Samhällsbyggnadsbolaget i Norden AB
  • Storebrand Bank ASA
  • Sirkel Materialgjenvinning AS
  • Småkraft AS
  • Fiskebas Holding AS
  • Zurich Insurance plc
  • Volkswagen AG
  • SAR AS
  • MapsPeople A/S
  • Collectia Norge AS
  • Silver Fleet Capital

Work highlights

  • Representing a group of shareholders in Instabank, that in March 2022 received a voluntary tender offer from the Danish bank Lunar Bank AS to buy all shares in Instabank ASA.
  • Representing the Den Norske Krigsforsikring for Skib (Norwegian Shipowners' Mutual War Risk Insurance Association) in a claim for total loss.
  • Acted for Finans Norge in a landmark case in the Supreme Court.

Lawyers

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.

Practice head

The lawyer(s) leading their teams.

Kristine Hyldmo Bjørnvik

Other key lawyers

Henning Harborg, Eirik W Raanes, Stig Berge, Andreas Meidell, Nanette Arvesen, Amelie Lied Haga