Overview

Cysae is a Madrid-based firm that works closely with companies involved in fintech, blockchain, and technology across Spain and Europe. We also advise on data protection, regulatory compliance, and anti‑money laundering matters that businesses regularly face in today’s digital economy. Our approach combines legal insight with practical technology awareness so clients receive guidance that fits how modern businesses actually operate.

Our work extends across a wide range of industries, including digital entertainment, real estate, artificial intelligence, tourism, energy, and finance. We aim to support our clients’ ideas by helping protect their investments and guiding their projects within the legal framework that applies in Spain and the European Union. In a fast‑moving regulatory environment, we focus on practical solutions that allow businesses to move forward with clarity and confidence.

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Practice Areas:
12
Person outline with Best Lawyers logo
Best Lawyers Recognized:
1

Rankings

Regional

Madrid

Tier
3
Madrid
Intellectual Property Law

Firm Leadership

Rankings

Regional

Madrid

Tier
3
Madrid
Intellectual Property Law

Practice Areas

Cysae has been ranked by Best Law Firms for excellence in 1 specialty, reflecting the firm's commitment to delivering outstanding legal services.
Additionally, the firm provides services in these practice areas:
  • Business
    • Legal Training
    • Funding RoundIP Protection
    • Contracts and Commercial Agreements
    • Regulatory Compliance
    • Risk Management
    • Partners' Covenants
    • Labour Law Advise
    • Pitch Support

     

  • Compliance
    • Risk Assessment
    • Compliance Program Design
    • Internal Audits
    • Compliance Training
    • Internal Investigations
    • Regulatory Compliance
    • Document management
    • Reporting to Authorities
    • Ongoing Evaluation
  • Consulting
    • Asset Management
    • Financial Mergers and Acquisitions Advisory
    • Strategic Investments
    • Wealth Planning
    • Business Financing
    • Financial Risk Management
    • Financial Regulatory Compliance
    • Negotiation and Resolution of Financial Disputes
    • Corporate Finance
  • Corporate
    • Company Incorporation
    • Funding Rounds
    • Commercial Agreements
    • Business Restructuring
    • Conflict Management
    • Regulatory Compliance
    • Strategic Advisory
  • Data Protection
  • Financial Services
    • External CFO
    • Financial Team
    • Investment Analysis and Financial Modeling
    • Business Valuation
    • M&A
    • Capital Structuring
  • FinTech Practice
    • Banking Licenses and Authorizations
    • Financial Licenses and Authorizations
    • Contracts and Agreements
    • Regulatory compliance
    • Blockchain Licensing and Authorization
    • Legal feasibility reports 

  • Intellectual Property Law
    • Trademark Registration
    • Copyright Protection
    • Patents and inventions
    • Trade Secrets
    • Licenses and Assignments
    • Intellectual and Industrial Property Litigation
    • Violation Monitoring
    • Strategic Consulting
    • International Protection
  • International
    • Establishment of Subsidiaries and Branches
    • International Regulatory Compliance
    • International Contracts Negotiations
    • Resolution of International Disputes
    • International IP
    • Customs and International Trade Compliance
    • International Labour Law
    • International Tax Compliance
    • Global Risk Management
  • Mergers and Acquisitions
    • M&A Strategy
    • Identification of Opportunities
    • Due Diligence
    • AgreementNegotiation
    • Legal Structuring
    • Regulatory Compliance
    • Post-M&A Integration
    • Conflict Resolution
    • Tax Advisory
  • Regulatoy
    • Risk Assessment
    • Policies and procedures
    • Due diligence
    • Training
    • Internal audits
    • Reporting suspicious transactions
    • Legal advice
    • Internal investigations
    • Regulatory compliance
  • Tax
    • Tax Planning
    • Tax Compliance
    • Holding Structures Creation
    • Restructuring and Optimization
    • Transaction Advisory
    • Transfer Pricing
    • Credit and Deduction Research
    • International Compliance
    • Tax Audits and Disputes

Individuals Recognized in The Best Lawyers in Spain

Cysae proudly has 1 lawyer recognized for their outstanding professional performance in the 2026 edition of The Best Lawyers in Spain. This peer-reviewed honor highlights individual excellence and directly qualifies the firm for consideration in the prestigious Best Law Firms rankings. For over four decades, Best Lawyers has been the gold standard for recognizing top legal talent, serving as the cornerstone for Best Law Firms awards. Learn more about our rigorous Best Lawyers research and selection process.
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Offices & Contacts

Madrid, ES
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