Castrén & Snellman’s Intellectual Property team receives gold rankings in the 2025 edition of the IAM Patent 1000

In the 2025 survey, our firm received top-tier gold rankings in patent litigation and patent transactions. According to the publication, Castrén & Snellman is ‘renowned for their work in contentious and commercial mandates, and the team offers clear and transparent advice at every stage’.

On the private practice side, our firm’s partner Sakari Salonen (Head of IP) and Senior Counsel Hanna Paloheimo (Head of Life Sciences) were ranked in the silver category in patent litigation, and IP & Tech Partner Kim Parviainen received a bronze ranking in the same category. All of them, along with our Tech Partner Topi Lusenius, were also recommended individuals in the patent transactions category.

Sakari was described to ‘excel in managing high-stakes disputes and transactions, and his deep understanding of the life sciences, R&D and employee invention matters makes him the go-to expert for safeguarding, enforcing and monetising assets.’ According to the publication, Hanna ‘adeptly handles both contentious and commercial assignments, and her enviable clientele call on her for their most critical legal needs’. Kim is praised for being ‘an enticing choice for bet-the-company litigation assignments, having achieved significant success representing patrons before courts at all levels in Finland and Europe’.

The IAM Patent 1000 is a unique guide that identifies the top patent practitioners in the patent prosecution, transactions and litigation fields in key jurisdictions around the globe. Only individuals identified by market sources for their exceptional skill sets and profound insights into patent matters feature in the IAM Patent 1000.

All IAM Patent 1000 rankings for Finland can be found here.