Firm Overview

Established in 1856, Thommessen is a dedicated to be Norway's leading law firm, with offices in Oslo, Bergen, Stavanger and London. The firm has a high degree of international clients and assists in connection with a large number of complex transactions and projects across borders.

Thommessen has for many consecutive years been ranked as "Best legal competence – all legal areas" by the largest clients in Norway in the annual client survey by TNS Sifo Prospera. The firm is also consistently top ranked by rating agencies such as Chambers and Partners, The Legal 500, IFLR 1000 and Who’s Who Legal. This includes Band 1/Tier 1 ratings within areas such as M&A, Equity Capital Markets, Financing, Financial Regulation, Litigation and Competition law.

260 people work at Thommessen today. Approximately 190 of them are lawyers.

Areas of Practice:

• Asset Management
• Capital Markets
• Compliance and Investigations
• Construction
• Data Protection/Privacy and Cyber Security
• Debt Financing
• Dispute Resolution
• Employment
• EU/EEA Competition Law
• Financial Regulation
• FinTech
• Fishery and Aquaculture
• Insolvency and Restructuring
• Insurance
• Intellectual Property and Marketing Law
• M&A and Corporate Law
• Oil and Gas
• Oil Service
• Private Equity
• PropTech
• Real Estate
• Renewable energy and Infrastructure
• Shipping
• Sustainability and Climate Risk
• Tax and Duties
• Technology and Digitalization
• Venture Capital

Advokatfirmaet Thommessen AS
Haakon VIIs gate 10
Oslo, NO-0116
Norway
Tel 47.23.11.11.11
Fax 47.23.11.10.10
http://www.thommessen.no/en/



Firm Contacts
Other Offices
  • Advokatfirmaet Thommessen AS

    Paternoster House, 2nd floor
    65 St Paul's Churchyard
    London, EC4M 8AB
    England
    Tel. 44.207.920.3090
    Fax 44.207.920.3099
  • Advokatfirmaet Thommessen AS

    Vestre Strømkaien 7
    Bergen, NO-5838
    Norway
    Tel. 47.55.30.61.00
    Fax 47.55.30.61.01
  • Advokatfirmaet Thommessen AS

    Fjordpiren
    Laberget 22,
    Stavanger, NO-4020
    Norway
    Tel. 47.23.11.11.11
    Fax
160
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