Michael Duffy Photo

Michael K. Duffy

Of Counsel
  • Profile
  • Credentials

Mr. Duffy is of-counsel to the Firm. He was formerly associated with the firm of Collier, Halpern and Newberg, LLP, in White Plains.

He is a graduate of the John Jay College of Criminal Justice of the City University of New York and the Pace University School of Law. Mr. Duffy is admitted to the Bar in the states of New York and Connecticut, United States District Court for the Southern District of New York, and the Supreme Court of the United States of America.

Contact the firm today for your initial consultation.


Mr. Duffy is a former police officer for the City of White Plains, where he served in the Patrol and Detective Divisions, and is the recipient of 33 awards for excellent police work.

As the former Chief Investigator, for the Westchester County District Attorney’s office under Hon. Jeanine F. Pirro, he headed a squad of 38 investigators and was in charge of organized crime, financial crime, public integrity, and Internet sex crime investigations, among others. He was also in charge of the High Intensity Drug Trafficking Area (HIDTA) unit for Westchester County. HIDTA is a federal program administered by the White House Office of National Drug Control Policy. Mr. Duffy also ran the Westchester District Attorney’s Narcotic Initiative that conducted all major narcotics investigations county-wide.

As an attorney, Mr. Duffy primarily practices criminal defense law. He is an aggressive advocate for his clients, having defended successfully thousands of cases, true to the Portale Randazzo form. In his last seven trials, not one client was convicted of a crime. While he handles all aspects of criminal defense, he concentrates on DWI/DUI matters. He has also successfully represented clients who have regained their New York State pistol permits that had been revoked by the courts. Mr. Duffy has successfully argued before the New York State Court of Appeals, New York State’s highest court.

He is a pro bono Arbitrator for the City Court of White Plains, and is an active member of the New York State, Westchester County, and White Plains Bar associations. Mr. Duffy previously served as an adjunct professor for Monroe College and is a weekly on-air contributor for Westchester radio station WVOX 1460 AM where he provides commentary regarding current legal and law enforcement issues. Mr. Duffy also serves as a moot court judge for the Elizabeth Haub School of Law of Pace University.

NCDD Logo​Mr. Duffy has served as a board member for Operation Safe Streets, an entity of the United States Department of Justice, and as an Administrative Law Judge for the County of Westchester. He was appointed as mentor for attorneys representing indigent clients under the auspices of the Westchester County Legal Aid Society. Additionally, he is a member of the National College for DUI Defense.

  • American Institute Best Law Firm
  • Super Lawyers 2020
  • American Institute of Trial Lawyers
  • The National Trial Lawyers - Top 100 Trial Lawyers
  • Lawyers of Distinction
  • 10 Best Client Satisfaction
  • BBB A+ Rating
  • New Yrok State Academy of Trial Lawyers
  • United States District Court Eastern District of New York
  • New York State Defenders Association
  • Westchester County Bar Association
  • Columbian Lawyers Association
  • Avvo Client's Choice 2014
  • Nationally Ranked Superior DUI Attorney 2015

Client Testimonials

There for Our Clients Every Step of The Way
  • I would recommend them to anyone!

    “I am rarely impressed with "most" law firms. I am extremely impressed with Portale Randozza, LLP. Rich Portale and Kenny Calvey handled and resolved my case expeditiously and professionally every step ...”

    - Katherine
  • A million thank you's could NEVER be enough

    “I had met Richard 16 years ago while he was visiting another client never realizing that one day I would have to actually put his number to use and have to hire him for my children. He has worked with ...”

    - Anonymous
  • "The best of the best"

    “Richard and Hannah fought for my son who was charged with a crime he did not commit. They believed in my son and obtained the necessary evidence to make a motion to dismiss the case. They filed the ...”

    - Ted E. N.
  • He took the time to explain how the legal system works and its process, which helped us understand what was going on.

    “I would highly recommend Richard Portale of the law firm – Portale Randazzo for any criminal or legal issues you may have. He was very knowledgeable and informative. He took the time to explain how ...”

    - FC
  • Richard became more than our attorney, Richard is a family friend

    “When my teen son was arrested for attempted murder and possession of a firearm, I felt our family was faced with the deepest and most painful experience life could offer. I felt hopeless and powerless ...”

    - Anonymous

Proven Results

Real Cases
  • No Jail Time Arson / Theft / Grand Larceny – Arson Charge
  • All Charges Dismissed Assault / Attempted Murder / CPW – Mount Vernon Dad Shoots Assailant
  • All Charges Dismissed Assault / Criminal Trespass / Harassment – Confrontation With Police Chief
  • All Charges Dismissed Assault / Reckless Driving / Leaving the Scene – Auto Accident
  • Plea Deal Assault / Reckless Endangerment / Reckless Driving / Resisting Arrest – Police High Speed Car Chase Defense
  • Released from Prison Pending Appeal Conspiracy and Criminal Sale of a Narcotic Drug
  • All Charges Dismissed CPW / Menacing – Teenage Actor Cornered by Thugs – Acts in Self-Defense
  • All Charges Dismissed CPW / Violation of Parole – Possession of an Illegal Weapon Dropped
  • All Charged Dismissed Criminal Nuisance / EWC – Westchester Mom Studying for Ph.D.
  • Verdict against co-defendant, affirmed on appeal Deliberate Indifference to Medical Needs and Wrongful Death

Why Choose Us?

See What Sets Us Apart
  • Individualized Representation
  • Focused on Achieving the Most Favorable Result Possible for You
  • All Former Prosecutors for Westchester County
  • Proven Track Record with an Incredibly High Success Rate
  • Backed by Over 100 Years of Combined Experience

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