Call Today 516.670.5992
Meet Founding Partner
Attorney Geoffrey Prime

Geoffrey Prime

Experienced Long Island Criminal Defense Attorney

Attorney Geoffrey Prime founded Prime & O'Brien, LLP back in 2006, along with Attorney Dennis O'Brien. Before founding a premier criminal defense law firm, Geoffrey worked for the Nassau County District Attorney's Office as an Assistant District Attorney in the court system. Attorney Prime served as a prosecutor for four years and, during that time, he handled a wide variety of criminal, DWI, and traffic ticket cases ranging from small misdemeanors to serious felony offenses.

Skilled Legal Professional

Aside from his career, Mr. Prime also prides himself on being actively involved in the Long Island community. In fact, from 2001 to 2006 he served as a volunteer firefighter and made his way up to the rank of Lieutenant. He has participated in youth mentoring programs in Roosevelt, Hempstead, and Westbury. Additionally, Mr. Prime was elected Mayor of the Village of South Floral Park in 2010 and has spent the past two years serving his community with humility and dedication. He is also a member of the Nassau County Village Officials Association and Mayors Against Illegal Guns.

In the legal community, Mr. Prime is a member of the Board of Directors of the Nassau County Bar Association and is Vice-Chair of the Judicial Screening Committee. Further, Mr. Prime was appointed by Governor Patterson to the Board of Directors of Nassau Community College in 2010 and was named Chair in 2011.

Looking for an attorney for your criminal case in Long Island?

Mr. Prime received his law degree from Pace University and his B.A. from SUNY Old Westbury. He is a member of the Nassau County Bar Association and the Criminal Courts Bar Association of Nassau County. When it comes to defending yourself against a serious crime, don't settle for second best. Mr. Prime is an avid advocate for client rights and he is willing to go the extra mile to protect and preserve your freedom. He is admitted to practice law in both the Eastern and Southern Districts of New York. Find out how he can help you win your case.

Contact the firm today for a free case review or call (516) 670-5992 to speak with him in person!


  • Juris Doctorate (J.D.) - Pace University
  • Bachelor of Arts (B.A.) - SUNY Old Westbury

Bar Admissions

  • Eastern District of New York
  • Southern District of New York


  • Nassau County Bar Association
  • Criminal Courts Bar Association of Nassau County

Awards & Accolades

  • Former Prosecutor - Nassau County District Attorney's Office
  • Volunteer Firefighter, 2001 - 2006
  • Mayor - Village of South Floral Park, 2010 - Present
  • Member - Nassau County Village Officials Association
  • Member - Mayors Against Illegal Guns

Criminal Defense Cases We Handle

Take Charge of Your Fate with Experienced Professionals

Contact Our Firm Today

All Consultations Are Free and Confidential
  • Please enter your name.
  • This isn't a valid phone number.
  • Please enter your email address.
    This isn't a valid email address.
  • Please make a selection.
  • Please enter a message.