O'Brien Hatfield - Orlando, FL

Elite Federal and State Criminal Defense in Orlando

When your freedom and livelihood are threatened by criminal allegations, you need a defense team capable of confronting the power of the government. O'Brien Hatfield maintains its Central Florida office at 121 South Orange Avenue in downtown Orlando, representing individuals and executives charged with serious federal and state offenses. Founded in 2002 by managing partner Mark J. O'Brien, a former Miami prosecutor, the firm limits its practice exclusively to criminal defense. Backed by nearly three decades of courtroom experience, the firm brings unwavering trial advocacy to every case. When individuals need an attorney urgently following an arrest or grand jury subpoena, O'Brien Hatfield acts immediately.

White-Collar Crime, Tax Fraud and IRS Investigations

Federal white-collar investigations often unfold over months before formal charges are filed. The firm represents corporate officers, healthcare executives, and professionals facing allegations of wire fraud, mail fraud, securities violations, bank fraud, and public corruption. As experienced counselors handling matters intersecting with tax lawyers and irs dispute lawyers, the defense team investigates tax evasion, false returns, and money laundering claims. With an investigative squad that includes a retired IRS Criminal Investigation Division special agent and certified forensic accountant, O'Brien Hatfield deconstructs financial records to challenge the prosecution's case.

Federal Drug Trafficking and Violent Crime Defense

Penalties in federal drug prosecutions are severe, frequently carrying substantial mandatory minimum sentences. As dedicated drug crime defense lawyers, the firm represents clients accused of narcotics importation, conspiracy to distribute controlled substances, and prescription pill offenses. The legal team includes a retired Drug Enforcement Administration group supervisor with twenty-five years of narcotics experience, providing rare insight into wiretaps and informant handling. Furthermore, the practice serves as seasoned violent crime defense lawyers, handling federal firearms violations, racketeering and RICO indictments, and major felony allegations.

Appellate Advocacy, Post-Conviction Relief and DUI Defense

Justice does not end with a trial verdict. O'Brien Hatfield maintains an active appellate practice before the federal Eleventh Circuit and Florida appellate courts, handling direct criminal appeals and motions for post-conviction relief. In state court proceedings, the firm defends against theft and burglary charges, serious felony offenses, and complex DUI cases. Every case benefits from sentencing mitigation guided by a former Senior Supervisory United States Probation Officer who spent decades preparing presentence reports for federal judges.

Why Defendants Choose O'Brien Hatfield

• Former Prosecutor and Federal Agent Team: Led by a former Miami prosecutor and staffed with retired DEA and IRS CID special agents.
• Demonstrated Acquittal Record: Proven history of securing not-guilty verdicts and case dismissals in high-exposure federal prosecutions.
• Twenty-Four-Hour Availability: Accessible around the clock to provide immediate legal counsel when arrests, raids, or search warrants occur.
• Exclusively Criminal Defense: Dedicated entirely to defending individuals and businesses accused of crimes without civil distractions.

Consult with an Orlando Criminal Defense Attorney

The earliest moments of a criminal investigation are the most critical. If you decide to hire a lawyer or need to find an attorney with the resources to take on federal prosecutors, do not wait until charges are filed. Contact O'Brien Hatfield in Orlando today for a confidential case evaluation.