John J. O'Reilly

Overview

JOHN J. O’REILLY is a certified criminal trial attorney with over 40 years of trial experience practicing in the areas of commercial litigation and white collar criminal defense.  In addition to representing corporate clients in a wide range of litigation, he represents corporations and individuals who may be targets, victims or witnesses in criminal matters involving securities, the environment, OSHA, RICO, embezzlement, identity theft, insurance, health care, questioned documents and wire and mail fraud, in both federal and state jurisdictions.  For the past decade, John has been listed in Super Lawyers®, a Thomson Reuters business, in the areas of Criminal Defense: White Collar, Business Litigation, and Environmental Litigation.  A description of the standard or methodology on which the accolade is based can be found HERE (No aspect of the advertisement has been approved by the Supreme Court).   He has also been listed in Best Lawyers® (2006, 2017-2021) a Woodward/White, Inc. business and partners with U.S.News & World Report, in the area of Criminal Defense: White-Collar.  A description of the standard or methodology on which the accolade is based can be found HERE (No aspect of the advertisement has been approved by the Supreme Court). 

John served as Prosecutor of Warren County from 1992-1998.  Previously, he was the First Assistant Prosecutor in Morris County from 1982 to 1992 and prior to that he served as the First Assistant Deputy Public Defender in both the Morris and Essex regions.

John has lectured and participated in panel discussions sponsored by the American Bar Association, New Jersey County Prosecutor’s Association, the Morris County Bar Association, the Warren County Bar Association and various colleges and universities in Pennsylvania and New Jersey.  He has also made numerous television appearances including: guest commentator on the program “In Context” with former Dean of Harvard Law School Arthur Miller, guest commentator of “Court TV” with Fred Graham, guest commentator on “Court TV” with Raymond Brown and guest commentator on “CBS News” with Lisa Daniels.

  • Recognized in 2018-2021 Chambers USA as a leading lawyer in the area of Litigation: White-Collar Crime & Government Investigations
  • Listed in Super Lawyers® (2005 - 2021), a Thomson Reuters business, in the areas of Criminal Defense: White Collar, Business Litigation, and Environmental Litigation. A description of the standard or methodology on which the accolade is based can be found HERE (No aspect of the advertisement has been approved by the Supreme Court). 
  • Listed in Best Lawyers® (2006, 2017-2021) a Woodward/White, Inc. business and partners with U.S.News & World Report, in the area of Criminal Defense: White-Collar.  A description of the standard or methodology on which the accolade is based can be found HERE (No aspect of the advertisement has been approved by the Supreme Court). 

Overview

JOHN J. O’REILLY is a certified criminal trial attorney with over 40 years of trial experience practicing in the areas of commercial litigation and white collar criminal defense.  In addition to representing corporate clients in a wide range of litigation, he represents corporations and individuals who may be targets, victims or witnesses in criminal matters involving securities, the environment, OSHA, RICO, embezzlement, identity theft, insurance, health care, questioned documents and wire and mail fraud, in both federal and state jurisdictions.  For the past decade, John has been listed in Super Lawyers®, a Thomson Reuters business, in the areas of Criminal Defense: White Collar, Business Litigation, and Environmental Litigation.  A description of the standard or methodology on which the accolade is based can be found HERE (No aspect of the advertisement has been approved by the Supreme Court).   He has also been listed in Best Lawyers® (2006, 2017-2021) a Woodward/White, Inc. business and partners with U.S.News & World Report, in the area of Criminal Defense: White-Collar.  A description of the standard or methodology on which the accolade is based can be found HERE (No aspect of the advertisement has been approved by the Supreme Court). 

John served as Prosecutor of Warren County from 1992-1998.  Previously, he was the First Assistant Prosecutor in Morris County from 1982 to 1992 and prior to that he served as the First Assistant Deputy Public Defender in both the Morris and Essex regions.

John has lectured and participated in panel discussions sponsored by the American Bar Association, New Jersey County Prosecutor’s Association, the Morris County Bar Association, the Warren County Bar Association and various colleges and universities in Pennsylvania and New Jersey.  He has also made numerous television appearances including: guest commentator on the program “In Context” with former Dean of Harvard Law School Arthur Miller, guest commentator of “Court TV” with Fred Graham, guest commentator on “Court TV” with Raymond Brown and guest commentator on “CBS News” with Lisa Daniels.

  • Recognized in 2018-2021 Chambers USA as a leading lawyer in the area of Litigation: White-Collar Crime & Government Investigations
  • Listed in Super Lawyers® (2005 - 2021), a Thomson Reuters business, in the areas of Criminal Defense: White Collar, Business Litigation, and Environmental Litigation. A description of the standard or methodology on which the accolade is based can be found HERE (No aspect of the advertisement has been approved by the Supreme Court). 
  • Listed in Best Lawyers® (2006, 2017-2021) a Woodward/White, Inc. business and partners with U.S.News & World Report, in the area of Criminal Defense: White-Collar.  A description of the standard or methodology on which the accolade is based can be found HERE (No aspect of the advertisement has been approved by the Supreme Court). 

Education

St. John's University School of Law (J.D. 1973)
Seton Hall University (B.S. 1968)

Admissions

State of New Jersey
Supreme Court of the United States
U.S. Court of Appeals, 3rd Circuit

Memberships

Certified Criminal Trial Attorney
New Jersey State Bar Association
National Association of Criminal Defense Lawyers
Morris County Bar Association, Past Trustee
Warren County Bar Association, Past President
Association of Criminal Defense Lawyers of New Jersey, Trustee
New Jersey Prosecutors Association, President, 1997-1998
New Jersey Supreme Court District X Fee Arbitration Committee, 1981-1986
New Jersey Supreme Court Ad Hoc Committee on Jury Selection, 1993
National District Attorneys Association, 1982-1998