As a boutique outfit with both insurance and dispute resolution services, Advokatfirma Kogstad Lunde & Co is well placed to advise insurers and reinsurers across a wide array of insurance and commercial disputes. Co-lead and founder, Trond Werner Lunde, is a key litigator in insurance and tort matters. Fellow co-head Terje Marthinsen's varied practice features D&O liability, professional indemnity and cross-border disputes, including appearances before the EFTA court. Karoline Stenberg maintains a steady caseload of insurance claims, having particular expertise in insurance fraud.
Legal 500 Editorial commentary

Accolades

Client satisfaction: Lawyer & team quality
Client satisfaction: Billing & efficiency
Client satisfaction: Sector knowledge
Client satisfaction: NPS ®

Testimonials

Collated independently by Legal 500 research team.

  • ‘The team is always on point – striking the perfect balance between a “less is more” approach and proactively informing the client when circumstances require it. They bring a refreshing “yes we can” attitude to every challenge, are consistently helpful, and deliver reliable, high-quality results every time.’
  • ‘Terje Marthinsen is a highly competent lawyer with exceptional strategic insight. He consistently sees the broader picture and knows how to navigate complexity to serve his clients’ best interests with precision and confidence. He is also completely at home in the courtroom – calm, persuasive, and in full command of the case.’
  • ‘The firm's expertise, friendliness and thoroughness make Kogstad Lunde & Co a unique practice.'
  • ‘Per Kristian Lundkvist and Karoline Stenberg are hard-working and dedicated lawyers who always aim for the best for their clients. Both of them deliver high-quality expertise in the insurance area and are reliable and thorough.’
  • ‘The team is highly professional, and several of the lawyers are regularly involved in teaching courses within their areas of expertise. They have litigated several landmark cases before the Supreme Court and possess extensive experience. One of the areas of law in which they particularly excel is international cases.’
  • ‘Our company has had several cases with Terje Marthinsen over the past years, and he stands out for his efficiency, dedication, and impressive work capacity. He quickly grasps the core issues and carries out the work in an excellent manner. When we entrust a case to him, we know it is in safe hands.’
  • ‘Kogstad Lunde & Co stands out for its sharp strategic thinking, deep legal expertise, and exceptional teamwork. The firm is highly responsive and resourceful, always assembling the right people at the right time. They combine strong procedural skills with practical commercial understanding, and their communication is clear, honest, and efficient.’
  • ‘In particular, Terje Marthinsen is an outstanding litigator. He has an impressive ability to anticipate the opposing side’s moves and adapts his strategy with precision and confidence. His courtroom presence is remarkable — calm, persuasive, and razor-sharp. Terje is exceptionally dedicated, often working day and night to secure the client’s goals, and his integrity and commitment inspire complete trust.’

Key clients

  • Tryg Forsikring
  • Protector Forsikring
  • Gjensidige Forsikring
  • If
  • KLP
  • Sandefjord kommune
  • Alta kommune
  • Frende Skadeforsikring
  • Frende Livsforsikring
  • Stavanger kommune
  • Haugesund kommune
  • Fremtind Forsikring
  • Fremtind Livsforsikring
  • The Norwegian Government/Attorney General/The Norwegian Labour and Welfare Organisation
  • The Norwegian Government / The National Complaint|Board for Health Services
  • Orkland kommune
  • Pareto Forsikringsmegling AS
  • Jernbanepersonalets Bank og Forsikring
  • Knif Trygghet Forsikring
  • Byggmesterforsikring

Work highlights

Representing Talgø MøreTre AS in an appellate court case against the Norwegian Government, which raises questions under EEA law and constitutional law.
Representing Protector Forsikring in an insurance case involving a wastewater treatment plant (WWTP) which burned to the ground during reconstruction and construction work.
Successfully represented Revisorgruppen Fjordane and Tryg Forsikring in a NOK 100m lawsuit raised by eight former audit clients against the auditor.
Practice head

Trond Werner Lunde; Terje Marthinsen

Other key lawyers

Karoline Stenberg; Per Kristian Lundkvis