Castrén & Snellman Email Format
Legal ServicesSouthwest Finland, Finland201-500 Employees
Castrén & Snellman is a Helsinki-based law firm delivering advisory services in mergers and acquisitions, disputes, and other specialised areas of business law. The firm combines high-level legal expertise with strategic business insight and technology to help clients stay competitive, and it works with a broad international network of vetted law firms to support cross-border matters. Founded in 1888, it is Finland’s oldest law firm and is based in Helsinki in the country’s southwest region. The firm emphasizes a straightforward, collaborative approach and provides integrated teams to produce clear, practical solutions. In 2026 it earned gold rankings in the IAM Patent 1000 for its IP practice and was highlighted among Finland’s leading firms in the Women in Business Law Awards EMEA.