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O'Brien Law Boston

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Criminal Cases We Handle

Boston Criminal Lawyer Cases We Handle

Attorney O’Brien’s practice concentrates on all areas of criminal defense, including drug trafficking, distribution, possession with intent to distribute, possession, operating under the influence, oui, dui, vehicular homicide, driving to endanger, fraud, white collar crimes and crimes of violence including, murder, rape, date rape, domestic assault & battery and restraining order violations. He has extensive experience in issues relating to search and seizure as well as issues arising in the defense of drunk driving and operating under the influence. There is no case that Francis T. O’Brien would back away from. Attorney O’Brien is one of the most well respected Boston Criminal Lawyers. Please contact him today.

Speak with a Boston Criminal Lawyer Now

To speak with a highly experienced Boston criminal lawyer, click here, or telephone Francis T. O’Brien, Jr. at O’Brien Law Boston twenty four hours, seven days a week, toll free at 617-512-0939. There is no fee charged to discuss your case, and all information furnished will be kept strictly confidential.

  • Antitrust
  • Appeals
  • Arraignment
  • Assault with Intent to Kill
  • Assault with Intent to Murder
  • Assault with Intent to Rob
  • Assault
  • Bribery
  • Burglary
  • Corporate/Securities Fraud
  • Cyber Crimes
  • Cyber Hate Crimes and Racism
  • Cyber-stalking
  • DUI
  • Domestic Violence
  • Drug Possession
  • Drug Trafficking
  • Embezzlement
  • Federal Crimes
  • Immigration Consequences of Crime
  • Indecent Assault and Battery
  • Mail And Wire Fraud
  • Manslaughter
  • Massachusetts College Student Criminal Defense Lawyer
  • Money Laundering
  • Murder
  • OUI
  • Probation
  • Prostitution, Soliciting and Pimping
  • Rape
  • Restraining Orders
  • Robbery
  • Statutory Rape
  • Tax Crimes
  • Telemarketing Fraud
  • Theft Crimes
  • Unlawful Carrying of a Shotgun or Rifle
  • Vehicular Manslaughter
  • White Collar Crimes

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Contact Attorney O’Brien

617 512-0939

fob@obrienlawboston.com

O’Brien Law Boston, P.C.

Boston Office
Suite 602
10 Tremont St
Boston, MA 02108

Hingham Office
738 Main Street
Hingham, MA 02043

OUR PRACTICE AREAS

  • Assault
  • Burglary
  • DUI
  • OUI
  • Drug Possession
  • Drug Trafficking
  • Clerk’s Hearings
  • Restraining Orders

BOSTON CRIMINAL DEFENSE LAWYER VIDEO

https://youtu.be/Hf-R3xR7TR8

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Criminal Defense Lawyer

To speak with a highly experienced Boston criminal lawyer, contact us online or telephone Francis T. O’Brien, Jr. at O’Brien Law Boston twenty four hours, seven days a week, toll free at 617-512-0939. As a member of the Massachusetts and Florida state bars and the federal bar in Massachusetts, Mr. O’Brien has also represented clients on criminal, state and federal matters in more than twenty states.

  • Our Criminal Defense Blog
  • Criminal Cases We Handle
  • Criminal Trial Reports
  • Boston Criminal Lawyer Clerk’s Hearing Reports
  • Boston Criminal Lawyer News
  • Criminal Defense Resources
  • Boston Criminal Lawyer Video

OUR PRACTICE AREAS

  • Assault
  • Burglary
  • DUI
  • OUI
  • Drug Possession
  • Drug Trafficking
  • Clerk’s Hearings
  • Restraining Orders

CONTACT US

617 512-0939
fob@obrienlawboston.com

    OUR OFFICES

    Boston Office
    Suite 602
    10 Tremont St
    Boston, MA 02108



    Hingham Office
    738 Main Street
    Hingham, MA 02043

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    Copyright © 2026 · O'Brien Law Boston, P.C. Attorney Francis T. O’Brien Jr. brings over thirty years of criminal defense experience in the field, and is one of the most well respected Boston criminal lawyers currently practicing today.