
Arntzen de Besche‘s group handles the spectrum of construction matters in both advisory and disputes contexts. Its matters cover sectors including healthcare and property development. The practice group is co-led by PPP contracts and disputes specialist Wenche Maartmann-Moe and Ole Skeidsvoll Moe who focuses on offshore oil, gas, and aquaculture construction projects. Stian Heimdal assists companies, builders, and engineers through all phases of construction projects, including those relating to large-scale hospital and public transportation constructions. Kjersti Lerkerød’s broad expertise ranges from mediation to litigation.
Testimonials
Collated independently by Legal 500 research team.
‘I find that those we deal with in the company are forward-looking and service-minded. I get a quick response and good quality understanding of what's coming.’
‘The company has a good mix of employees with different skills. In the construction and civil engineering sector, they cover the entire spectrum very well.’
‘Kjersti Lerkerød is always on the job, always has a complete overview, and quickly grasps the essence of any issue. She appears fearless, confident, and highly competent.’
‘We are one of the largest construction companies in the Nordics and for us the Arntzen team is the first and only choice for construction litigation and construction law matters. They have consistently provided us with the highest level of service and counsel.’
‘Stian Heimdal is an incredibly talented litigator with an encyclopaedic knowledge of NS 8407 and a keen mind for legal strategy who easily manages some of the most complex cases we have.'
‘Tor Kristian Lånke was very dedicated and hardworking on all sides of the issue. Left no stone unturned. In court, he was analytical, structured and presented the case in a way that made it difficult to draw a different conclusion than what our position was.'
‘The practice stands out due to its specialised expertise and innovative methodologies, ensuring tailored solutions. The team of highly qualified professionals excels through collaboration and continuous learning.’
‘The individuals I work with stand out due to their exceptional expertise, dedication, and collaborative spirit. Notable partners like Thor Kristian Lånke demonstrates strategic vision and leadership, while associates like Ragnhild Strøm Kleven excel in analytical skills and attention-to-detail.’
Key clients
- Sykehusbygg HF
- Isfjord Norway AS
Work highlights
- Representing the seafood producer Isfjord Norway in a major legal dispute regarding liability.
- Advising Sykehusbygg HF in the construction of two new buildings at Radiumhospitalet NOK 5.2bn dedicated to cancer treatment.
Lawyers



Practice head
The lawyer(s) leading their teams.
Wenche Maartmann-Moe, Ole Skeidsvoll Moe