We are proud to share that Berggren has once again been recognised as one of Europe’s top intellectual property firms in the 2025 edition of the IAM Patent 1000 guide. With nearly 90 years of experience in IP services, Berggren remains committed to delivering tailored, high-quality solutions across the full IP lifecycle.
In its latest guide, IAM notes:
“Berggren continues to stand out for its comprehensive offering, strategic international presence, and exceptional professionals.”
Trusted partner across Europe and beyond
Founded in Helsinki, Berggren has grown to include eight offices across Finland, as well as strategic locations in Munich and Alicante, along with a liaison office in Beijing, China. We handle all aspects of European IP law and manage approximately one-third of all patent litigation before the Finnish Market Court. We are also actively representing clients before the new Unified Patent Court (UPC).
With a team of over 150 employees, Berggren ranks among the largest IP firms in Europe. Our patent services range from drafting and prosecution to portfolio management, enforcement, opposition, and monetisation—supported by a robust IP brokerage team and a wide international network.
IAM highlights Berggren’s professionals
IAM Patent 1000 highlights several of our professionals for their technical depth and cross-jurisdictional expertise.
Leading the patent team, Mika Laajalahti is praised for combining legal precision with technical insight in patent drafting and strategy.
Sakari Värilä, Vice President of International Business, is recognised for his leadership of both domestic operations and a strong international team, including:
- Robert Alderson (US Desk) A rare dual-qualified US and European patent attorney, and UPC litigator.
- Michael Nielsen (UK Desk) European and UK patent attorney and litigator, known for expertise in physics-heavy fields like quantum computing.
- Michael Braun German patent attorney handling EPO and German PTO matters, opposition, and appeals.
- Mariella Massaro Certified Licensing Professional and IAM300 IP Strategist, with deep experience in IP litigation and UPC readiness.
Other professionals noted by IAM include:
- Pirta Tiiro who brings pharma, food, and private sector experience to her EPO-focused work.
- Joni Mikkola a telecommunications and IT specialist, with a strong track record in EPO oral proceedings.
- Antti Kokko with a chemistry/biotech background and strong commercialization expertise.
- Arttu Ahava a highly regarded adviser in AI/data regulations and patent litigation before the Market Court and UPC.
- Suvi Julin a patent litigator currently pursuing doctoral research on the UPC and patent litigation.
- Erika Herronen a newly qualified European patent attorney in medtech/software, who earned the top score in Europe on the legal part of the 2024 European Qualifying Examination—her answer selected as a model by the EPO.
Ongoing excellence in European IP
Berggren’s inclusion in the IAM Patent 1000 is a welcome recognition of our long-standing focus on client value, international reach, and technical expertise. We remain dedicated to helping our clients succeed in an increasingly complex and competitive global IP environment.
