
Castrén & Snellman excels in a broad spectrum of IP-related matters, including trade mark, copyright, and design prosecution, as well as portfolio management. The firm works with a diverse range of clients, covering the technology, life sciences, automotive, energy, textile, retail, luxury, consumer goods, and media sectors. The team is especially recognised for managing global trade mark portfolios for multinational corporations, with expertise in IP audits, drafting agreements, and corporate transactions. IP practice head Sakari Salonen brings extensive litigation expertise and offers strategic counsel on trade mark, design, and brand protection. IP prosecution team head Nina Mikander is highly regarded for her trade mark expertise, providing comprehensive support across IP strategies and portfolio management. Hanna Paloheimo, who oversees the life sciences practice, is adept at managing patent litigation, pharmaceutical regulatory issues, and food and health technology matters.
Testimonials
Collated independently by Legal 500 research team.
- ‘It is very easy to work with the Castrén team. They respond very quickly and offer the best expertise in relation to all the questions we might have.’
- ‘Nina Mikander always replies quickly and gives feedback on the schedule and the necessary actions. She is also very well aware of our business and can ask the right questions and give advice on choosing the right options. The cooperation goes fluently. She is very professional in her field.’
Key clients
- BMW AG
- Boehringer Ingelheim
- Crocs, Inc.
- DNA Plc
- Merck KGaA and Merck Oy
- Meyer Turku Oy
- Onses Finland Oy
- OP Financial Group
- Patria Group
- Valio Ltd
- Wärtsilä Corporation
Work highlights
- Assisted Google with all their day-to-day legal matters in Finland.
- Represented Meyer Turku Oy and Meyer Werft GmbH & Co. KG in an extensive criminal case, from the beginning of the internal investigation to the court’s decision.
- Represented Onses Finland Oy in an extensive dispute concerning alleged trademark infringement and unfair business practices before the Finnish Market Court.
Lawyers

Practice head
The lawyer(s) leading their teams.
Sakari Salonen, Nina Mikander, Hanna Paloheimo