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Nicholas Centrella is the managing partner of Conrad O’Brien and has 25 years of experience as a trial lawyer. Nick has received numerous honors for his work, including praise in Chambers USA 2017 noting that he is “an excellent trial lawyer” and “the first choice for a number of law firms in professional malpractice disputes.” Clients and colleagues alike praise the precision of his work and his clear, compelling oral and written advocacy.


Nick’s civil practice focuses on the representation of AmLaw 100 and small to mid-sized law firms in legal malpractice and other civil actions, organizations in cases involving alleged child abuse, and the defense of major corporations and nonprofit entities in complex commercial, regulatory, civil RICO, personal injury, and products liability disputes. Nick also has experience defending corporations and individuals in federal grand jury investigations and criminal proceedings.


In addition to his practice and his role as managing partner, Nick is a member of the firm’s three-person executive committee that manages and oversees the firm.


University of Pennsylvania, J.D., cum laude, 1992


Georgetown University, B.S., magna cum laude, 1988


St. Joseph’s Preparatory School, ranked first in his class, 1984


  • Pennsylvania
  • New Jersey
  • U.S. District Court for the Eastern District of Pennsylvania
  • U.S. District Court for the Middle District of Pennsylvania
  • U.S. District Court for the Western District of Pennsylvania
  • U.S. District Court for the District of New Jersey
  • U.S. Court of Appeals for the Third Circuit

"Clients note he is "insightful and thoughtful in his planning and execution on a strategy.""

Chambers USA

"“An excellent trial lawyer” and “a very talented and very reliable lawyer.”"

Chambers USA

Life Beyond the Office

Nick and his wife, June, have three sons. Nick has coached his sons at various levels of ice hockey, including a team that reached the Tier II National Championship Tournament. He also currently sits on the board of directors of the hockey club at St. Joseph’s Prep, where two of his sons played high school hockey.

Honors & Affiliations

  • Selected as a Leading Lawyer, Chambers USA, The Client's Guide to America's Leading Lawyers for Business, Litigation: General Commercial (2011–present)
  • Selected as a Philadelphia Inquirer 2019 Influencer of Law Winner for Business Litigation 
  • Listed as a “Future Star” in Benchmark Litigation, Guide to America's Leading Litigation Attorneys
  • Recognized as “50 on the Fast Track” by Philadelphia Legal Intelligencer and Pennsylvania Law Weekly
  • Listed in Best Lawyers in America for Commercial Litigation; Criminal Defense: White-Collar; Legal Malpractice Law-Defendants; Personal Injury Litigation-Defendants (2010–present) (View methodology. No aspect of this advertisement has been approved by the Supreme Court of New Jersey.)
  • Listed as a Best Lawyers in America Philadelphia “Lawyer of the Year” for Personal Injury Litigation-Defendants (2020)
  • AV® Preeminent™ Peer Review Rated by Martindale-Hubbell 
  • Member, PilotLegis Claims Management Committee 
  • Legal Lean Sigma – Yellow Belt Certified (click here to learn more about this certification)
  • Hearing Committee, Disciplinary Board of the Supreme Court of Pennsylvania (2005–2011)
  • Federal Criminal Law Committee for the Eastern District of Pennsylvania
  • Criminal Justice Act Panel for the Eastern District of Pennsylvania (2001–2004)
  • The Justinian Society
  • Philadelphia Bar Association
  • Philadelphia Association of Defense Counsel (former president, 2005–2006)
  • American Bar Association—Criminal Justice Section and Standing Committee on Lawyers Professional Liability
  • Philadelphia Bar Association—Mid-Size Law Firm Management Committee
  • Listed as a Pennsylvania Super Lawyer (2008–present); Pennsylvania Rising Star (2005–2006) (View methodology. No aspect of this advertisement has been approved by the Supreme Court of New Jersey.)
  • Listed on the Top 100: Pennslyvania Super Lawyers List (2019)