O’Brien Hatfield Reese, PA
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813-773-0767

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Aggressive Advocacy For Defendants

Mark J. O’Brien has over 20 years of experience in criminal law. As a former prosecutor who has handled hundreds of criminal defense cases, Mark has unique experience dealing with criminal cases on both sides of the law.

Since becoming a defense attorney, Mark J. O’Brien has won dozens of cases for his clients. Our firm can handle the details of any criminal charge including:

Violent Crimes
These crimes include murder, manslaughter, assault and battery. We help our clients prove their innocence and avoid the harsh penalties of a conviction.

Sex Crimes
Our firm is prepared to defend you from serious accusations. We’re here to defend your rights and protect your name.

Theft and Fraud
Serious crimes require a serious defense. Our firm is capable of handling any charge, including federal, state and appellate cases.

Felonies
We are prepared to defend charges for both theft and fraud cases. No matter what the charge, we have the answer.

Misdemeanors
At O’Brien Hatfield, we understand the importance of reputation. So there is no such thing as a small case to us.

When it comes to criminal defense, time is of the essence. O’Brien Hatfield is ready to put their decades of experience to work on your case.

Defend your rights. Protect your future. 813-773-0767

Attorney

Mark J. O'Brien's cases have been featured in

  • The New York Times
  • The Washington Post
  • The Boston Globe
  • Chicago Tribune
  • USA Today
  • Fox News Channel
  • abc 7
  • CBS News
  • NBC News
  • Good Morning America
  • The Miami Herald
  • Tampa Bay Times
  • Orlando Sentinel

THERE’S A RIGHT WAY TO FIGHT CRIMINAL CHARGES

If you've been charged with a crime, you may be facing devastating consequences. The knowledge and resources of an experienced criminal defense attorney can be the difference between a conviction and a dropped charge.

Extensive Experience

Our firm has provided Florida clients with strong representation since 2001.

Recognized By National News Outlets

Our law firm has been featured in The New York Times, The Washington Post, The Boston Globe, USA Today, The Miami Herald, The Tampa Bay Times, The Orlando Sentinel, Fox News, ESPN, and numerous other news outlets.

Numerous Prestigious Associations

Including American Association for Justice, National Association of Criminal Defense Lawyers, and Florida Association of Criminal Defense Lawyers.

IF A LEGAL ERROR LED TO A NEGATIVE OUTCOME IN YOUR TRIAL OR CASE, CALL US!

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