Criminal law firm in Madrid
Madrid · White-collar crime · Defense · Emergency assistance

Law Firm in Madrid, Specialized in Criminal Law and Compliance

We advise companies, executives and individuals on criminal defense, white-collar crime, criminal compliance and urgent situations requiring sound legal judgment, rapid response and clear procedural strategy.

White-collar crime
Criminal compliance
24/7 emergency assistance
Defense and appeals
What we solve

Criminal defense with strategic focus and rigorous execution

We handle criminal matters requiring swift response, precise technical analysis and well-directed procedural strategy.

White-collar crime

We provide defense in proceedings with significant financial, corporate or reputational impact.

  • Misappropriation
  • Disloyal management
  • Fraud and corporate crimes

Corporate criminal liability

We advise when proceedings affect the organization, its executives or control structures.

  • Legal entity liability
  • Internal investigations
  • Defensive strategy

Criminal compliance

We design or review prevention systems to reduce risk and strengthen governance.

  • Risk mapping
  • Protocols and training
  • Internal reporting channels

Emergency assistance

We intervene in arrests, summons and proceedings requiring immediate action.

  • Police station assistance
  • Airport assistance
  • Initial proceedings

Statements and procedural strategy

We prepare legal positioning before each significant procedural milestone.

  • Witness statements
  • Precautionary measures
  • Documentation

Appeals and advanced defense

We intervene when the matter requires technical review, rapid response or procedural reassessment.

  • Appeals
  • Appellate strategy
  • Defense coordination
How we work

Our process in 4 steps

Each matter follows an organized process so legal intervention is useful from day one.

1

Case review

We study the facts, available documentation and client's procedural position before recommending any action.

2

Diagnosis and strategy

We evaluate the criminal situation, defense options and design procedural strategy with clear scenarios.

3

Intervention and execution

We assist in statements, prepare briefs and act at each relevant procedural milestone.

4

Follow-up and closure

We supervise the case, manage appeals and support through the final resolution of the matter.

Frequently asked questions

Common questions about criminal law

Do not make a statement without a lawyer. You have the right to immediate legal assistance, to remain silent, and to know the facts alleged against you. Contact us urgently: we provide assistance at police stations 24 hours a day.
Investigated person means police or the judge are analyzing whether you have a connection to a crime. Accused means the prosecutor or private prosecution has filed formal charges. Convicted only occurs after a final sentence. Each phase requires a different strategy.
It depends on the sentence, criminal record and circumstances. For sentences up to two years without prior convictions, suspension is possible. There are also substitutions, community service and plea agreements that can significantly reduce the sentence.
It is an internal system for crime prevention. Since 2015, having an effective compliance program can exempt or mitigate corporate criminal liability. It is essential for administrators and executives who want to protect the company and themselves.
It varies greatly: a fast trial may be resolved in weeks, a summary procedure in months and a complex case in several years. We will give you a realistic estimate in the first consultation based on your specific situation.
First contact

Tell us your case

Leave us your details and a brief explanation. The firm will review your consultation and indicate the best way to address it.

If you prefer, you can send us the information in writing and the firm will indicate the best approach.

The consultation is registered with the firm and sent to info@castellanalawfirm.com.

Related articles

Relevant reading on criminal control and corporate risk

If your matter relates to risk prevention or corporate liability, this content may be a good starting point.

Compliance

Criminal compliance 2026: what mid-sized companies should review

Key guidelines for reviewing controls, protocols and company criminal exposure.