HOME/ ABOUT/ ATTORNEYS/ PRACTICE AREAS/ SETTLEMENTS & VERDICTS/ NOTEWORTHY CASES/ IN THE NEWS Criminal Law FELONIES & MISDEMEANORS White Collar Crimes Defending against crimes & frauds committed by business and professionals. Family Experience handling serious and emotionally charged criminal accusations. Traffic Violations O'Brien & O'Brien get the best results. You should never plead guilty until after consulting with an attorney. Sex Crimes The best criminal defense and knowlegable staff when facing sexual crime allegations. Drug Crimes The most experienced defense strategies when facing criminal drug charges. Violent Crimes We handle cases of violent crime charges which can carry some of the most severe penalties. Probation Violations Theft Years of experience with helping clients in matters of probation violations. When faced with accusations of theft, we provide the most experienced counsel. Weapons Charges Marijuana Charges These violations carry serious consequences. Don't face such charges alone. Arson Crime against property, including fire, defacement, trespassing and vandalism are just some of the cases we handle. Assisting our clients in all matters of marijuana related crimes and accusations. Public Crimes Cases against police use of force and public officials are some of the public crimes we litigate. Contact Us Name * First Name Last Name Email Address * Subject * Message * 168 Smithtown Blvd. Nesconset NY 11767 P: (631) 265-6660 Monday through Friday 8AM to 6PM Saturday 10AM to 2PM Disclosure: The materials on this website have been prepared by O'Brien & O'Brien Law for informational purposes only and are not legal advice. The photos and videos on this website contain portrayals of clients by non-clients, re-enactment of scenes, pictures and persons which are not actual or authentic and depictions which are a dramatization. The information is not intended to create, and any receipt thereof does not constitute, an attorney-client relationship, nor does your use of any part of this website create or constitute an attorney-client privilege. No person or organization should act upon any information on this site without first seeking professional legal counsel. O'Brien & O'Brien Law cannot and does not represent you until our client intake process is completed. Further, we reserve the right to accept or decline representing any person or organization in any matter. Please do not send us any confidential information, including via the contact form available on this site.