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03 — SERVICES

Criminal Law

Full-scope criminal defense, 24-hour emergency assistance, private prosecution, economic crimes, and oral trial representation in federal and provincial courts.

A criminal charge — even a preliminary or unjust one — profoundly disrupts the life of a person and their family. Every day without adequate defense multiplies the risks: pretrial detention, asset freezes, restrictions, public exposure, and professional damage. In criminal law, response time is decisive: the first hours often determine the entire course of a case.

Tchestnykh & Asociados provides full-scope criminal defense in Buenos Aires City, the Province of Buenos Aires, and throughout Argentina, with 24-hour emergency assistance, immediate presence at police stations, prosecutor's offices, and courts, and experience across all jurisdictions — federal, ordinary, and economic criminal. We also handle private prosecutions: professional representation of victims is often the decisive factor in making the criminal system work.

Practice Areas

Representation from the first procedural act through final sentencing. Opposition to precautionary measures, investigation oversight, dismissal motions, and oral trial defense.

Direct emergency line: flagrante delicto arrests, ongoing searches, investigative questioning. Attorney presence in the first hours is critical.

We handle bail applications, pretrial release motions, release for lack of evidence, and substitution of pretrial detention with alternative measures.

We represent crime victims as private prosecutors: investigation oversight, evidence initiatives, and appeals against unfavorable rulings.

Defense and private prosecution in sexual integrity offenses, domestic violence with criminal classification, and attempted femicide.

Robbery, theft, fraud, swindle, fraudulent administration, usurpation. Including cases involving technology and cryptocurrencies.

Tax evasion, money laundering, smuggling, criminal tax conspiracy, corporate criminal liability. Integrated strategy with the tax law practice group.

Technical defense in public oral trials. Cassation appeal, federal extraordinary appeal, review based on new evidence.

Why choose Tchestnykh & Asociados

  • 24-hour emergency availability
  • Criminal defense team with experience in federal, ordinary, and economic criminal courts
  • Over 17 years of practice in Buenos Aires City and Province
  • Integrated strategy — we coordinate criminal matters with civil, commercial, and immigration law when applicable
  • Absolute confidentiality
  • Multilingual service — Spanish, Russian, and English