Emergency service 631.317.0765


Jonathan B. Manley was born and raised on Long Island. After graduating from Hofstra University School of Law he joined the Suffolk County District Attorney’s Office. As an Assistant District Attorney, Jonathan B. Manley’s initial focus was in the investigation of large scale white-collar crimes, including embezzlement, identity theft, insurance fraud and other financial crimes. Primarily though, Jonathan B. Manley was responsible for the investigation and prosecution of all tax crimes in Suffolk County. These crimes involved personal income tax evasion, payroll taxes and sales tax fraud. His efforts in this field resulted in an award from the New York State Tax Department’s Criminal Investigative Division for Outstanding Achievement.

Jonathan B.  Manley finished his career as a prosecutor with the Major Crimes Bureau, handling a wide variety of felony cases, including Burglary, Robbery, Sex Offenses, DWI, Vehicular Crimes and Homicide. These matters were managed from arraignment through trial.

After his retirement from the Suffolk County District Attorney’s Office, Jonathan B. Manley opened The Law Offices of Jonathan B. Manley and has been committed to supplying the best possible representation for his clients.  In addition to his law practice, Jonathan B. Manley is also an Adjunct Professor of Criminal Law, Criminal Procedure and Wills, Trusts and Estate Administration.

Jonathan B. Manley has received specialized training in the fields of motor vehicle crash reconstruction, the collection of evidence in sex offense cases, DNA, forensic accounting, police investigative practices and litigation techniques.  Jonathan B. Manley has spent his entire legal career inside of a courtroom. He has the unique combination of investigative and trial experience to resolve all of your legal issues.


The first step that anyone should take after being charged with a crime is to find a capable and aggressive criminal defense attorney. No matter how minor or serious your charges may seem, the right attorney will be able to get the best possible results for your case in or out of court. The Law Offices of Jonathan B. Manley are an experienced criminal defense firm serving the Long Island area and can provide the approach to criminal defense that you need when facing criminal charges of any kind.


The Law Offices of Jonathan Manley provide each client with aggressive and affordable legal representation. Our criminal lawyer can provide personalized service and representation in order to ensure that your needs and goals are understood. Our firm is available 24/7, including weekends, so that you have the constant support of your team in case any emergency arises. Criminal defense cases can be terrifying and confusing. We stay by your side from start to finish, answering your questions and providing the counsel that you need during this difficult time.

Our firm prides our self on building a strong attorney-client relationship. Your case will remain confidential. Jonathan B. Manley takes the time to get to know each client personally and will make your goals his own. When you retain The Law Offices of Jonathan B. Manley, you will never feel as though a stranger is handling your defense. You will have the representation and counsel of someone who cares about the outcome of your case.


The Law Offices of Jonathan B. Manley have the experience and insight necessary to fight your charges with excellent results. We will give our full dedication and energy to your case from start to finish. Choosing a criminal defense lawyer can be a difficult and frightening decision because so much is at stake, which is why we offer a FREE CONSULTATION for each new client. Contact us right away to speak directly with an attorney about your case so that you can be confident in your choice of an attorney.

We understand the need for an attorney can arise at any time. In order to accommodate you, The Law Offices of Jonathan B. Manley are available twenty-four hours a day, seven days a week. Call us at (631) 317-0765 to schedule an initial consultation so we may assist you with any legal issues you may encounter.

Jonathan B. Manley was recognized by Super Lawyers and the New York Times in the field of Criminal Defense!

Super Lawyers is a rating service of outstanding lawyers in more than 70 practice areas who have attained a high-degree of peer recognition and professional achievement. The selection process includes independent research, peer nominations and peer evaluations. We are very excited to be recognized by this prestigious organization once again.

Jonathan B. Manley has been recognized by AVVO!

Again, Jonathan B. Manley has been recognized by AVVO with a perfect score of 10 as well as the ‘Client’s Choice” for Criminal Defense. What means the most though is our perfect score for client reviews. We take great pride in our relationships with our clients and appreciate their continued support.

Jonathan B. Manley was recently selected as one of the “Top 40 Under 40″ Criminal Defense Attorneys in New York by the American Society of Legal Advocates!

The American Society of Legal Advocates is an invitation-only, nationwide organization of elite lawyers in practice today who combine stellar legal credentials with a proven commitment to community engagement and the highest professional standards. A team of lawyers spent six months researching tens of thousands of lawyers across the country and manually selecting less than 1.5% of all lawyers based on an array of criteria.

Free Consultation

  • This field is for validation purposes and should be left unchanged.

Jonathan Brian ManleyClients’ ChoiceAward 2019

Free Consultation.

  • This field is for validation purposes and should be left unchanged.