Castrén & Snellman is a leading full-service law firm based in Helsinki, Finland, with a distinguished history dating back to 1888.
Castrén & Snellman's organizational culture emphasizes what they call "the Spark" – the enthusiasm for their work that drives them to continuously improve and deliver exceptional results for clients.
This value reflects the firm's commitment to going beyond standard legal services to truly partner with clients in achieving their business objectives.
The firm embraces change and innovation as essential elements in today's fast-paced business environment.
They recognize that the world is changing at an ever-faster pace and becoming increasingly difficult to anticipate, requiring legal advisors to be agile, forward-thinking, and open to fresh approaches.
Collaboration is central to the firm's working model.
Castrén & Snellman operates with integrated, cross-functional teams that bring together expertise from multiple practice areas to address complex client challenges.
This cooperative approach ensures that clients benefit from the firm's full breadth of knowledge and experience, rather than siloed practice groups working independently.
Castrén & Snellman maintains an active thought leadership presence, regularly publishing insights on emerging legal and regulatory developments affecting their clients.
Recent publications demonstrate the firm's expertise across multiple specialized areas:
- Sanctions Compliance (November 2025): Analysis of stricter penalties under new sanctions violation regulations, highlighting potential corporate fines of up to EUR 40 million
These publications reflect the firm's commitment to keeping clients informed of critical regulatory changes and demonstrate their deep expertise in financial regulation, compliance, and risk management.
The firm's insights combine technical legal analysis with practical guidance, helping clients understand both the implications of regulatory changes and actionable steps for compliance.
Castrén & Snellman is a leading full-service law firm based in Helsinki, Finland, with a distinguished history dating back to 1888.
The firm has evolved from a small practice of 15 employees in 1988 to over 300 professionals today, making it one of the fastest-growing firms in the Finnish legal sector.
The firm positions itself as a trusted legal advisor in mergers and acquisitions, dispute resolution, and other specialized fields of business law.
Their mission centers on helping clients build sustainable success stories, emphasizing sustainability and foresight as core elements of every legal decision.
As a strategic partner to their clients, Castrén & Snellman serves as forerunners of demanding legal services, particularly excelling in M&A and dispute resolution work.
With approximately 233 employees and generating around $12 million in annual revenue, Castrén & Snellman provides comprehensive legal services across the full spectrum of business law.
The firm integrates sustainability expertise throughout their practice areas and helps clients navigate the rapidly changing regulatory framework of ESG (Environmental, Social, and Governance).
Their pragmatic approach and cross-team cooperation ensure clients have access to appropriate legal expertise for both domestic and cross-border projects.
Castrén & Snellman operates as a full-service law firm offering internationally acclaimed legal services across multiple specialized practice areas.
The firm's core competencies include:
Transactional Services:
Advisory & Compliance:
Specialized Expertise:
The firm emphasizes cross-team cooperation to ensure clients receive comprehensive legal expertise with high quality and efficiency.
Their international capabilities extend to cross-border projects, positioning them as a reliable partner for companies navigating complex legal matters in today's rapidly changing business environment.
Castrén & Snellman serves clients across a diverse range of industries, providing specialized legal expertise tailored to each sector's unique regulatory and business challenges.
Their primary industry focuses include:
- Construction & Industrial Services: Legal support for infrastructure and industrial operations
The firm's broad industry coverage allows them to serve both domestic Finnish companies and international clients operating in or entering the Finnish market, with particular strength in advising private equity funds and financial institutions.
Castrén & Snellman has developed significant expertise in serving private equity and venture capital clients, positioning themselves as a key legal advisor in Finland's alternative investment ecosystem.
The firm provides comprehensive legal support throughout the investment lifecycle, including fund formation and structuring, fund investments, portfolio company acquisitions and exits, and regulatory compliance matters.
Their Private Equity practice integrates seamlessly with other core competencies including M&A, banking and finance, tax and structuring, and employment law.
This integrated approach allows the firm to serve as a one-stop legal advisor for private equity funds, fund managers, and institutional investors operating in the Nordic region.
The firm's Alternative Investment Fund Managers Directive (AIFMD) expertise is particularly noteworthy.
Recent publications demonstrate their deep knowledge of regulatory developments affecting alternative investment fund managers in Finland, including the implications of AIFMD II regulations.
This specialized regulatory knowledge, combined with their transactional capabilities, makes Castrén & Snellman a trusted partner for both domestic and international fund managers establishing or operating vehicles in Finland.
Sustainability sits at the heart of Castrén & Snellman's practice and corporate identity.
The firm has made "sustainable success stories" their defining mission statement, emphasizing that sustainability and foresight must be at the core of every legal decision in today's rapidly changing business environment.
The firm offers dedicated ESG and Corporate Sustainability services, integrating sustainability expertise across their full-service offering.
Their Environment, Energy & Green Transition practice area helps clients navigate the evolving regulatory landscape of environmental law and supports companies in their transition to more sustainable operations.
Castrén & Snellman's commitment to sustainability extends beyond client work to their own operations and organizational culture.
They recognize that ensuring long-term client success requires embracing change, remaining open to fresh ideas, and maintaining a forward-looking perspective on legal and business challenges.
This sustainability-first approach differentiates the firm in the Finnish legal market and resonates with clients increasingly focused on ESG compliance and corporate responsibility.
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