Mr Hans Erik Johnsen > Wiersholm > Oslo, Norway > Lawyer Profile

Wiersholm’s ‘best in town’ IP practice stands out for its broad expertise across the full spectrum of intellectual property matters, advising clients across a broad range of industries on copyright issues, patent litigation, trade mark matters, and trade secrets work. The ‘excellent‘ Hans Erik Johnsen has a broad practice with a notable emphasis on the broadcasting, media, and sports sectors. Rune Opdahl specialises in contentious and non-contentious copyright, trade mark, and patent matters, while seasoned IP litigator Anne Marie Sejersted has extensive experience acting for clients in the life sciences, offshore, and renewables industries; the trio jointly oversees the team. At associate level, Kristiane Aarvik and Dina Brask are also recommended.

Acting for leading Norwegian and international tech companies and businesses, Wiersholm’s market-leading TMT offering runs the gamut of contentious and non-contentious matters. The group has recently seen increased activity within technology and GDPR, as well as handling broadcasting issues. The ‘especially excellent’ Hans Erik Johnsen has a broad practice acting for service providers, technology developers and media authorities, and Rune Opdahl takes point on data protection and privacy matters, while Anne Marie Sejersted advises clients in the sector on IP and technology matters, Kai Thøgersen handles M&A and corporate matters; the four co-head the practice. At associate level, Theresa Schumacher Walberg is recommended for IT and tech contracts, while Carl Emil Bull-Berg attracts praise for his ‘impressive sector knowledge‘ and data privacy expertise.