Thomas N. Lyons



Mr. Lyons is a Principal of DanaherLagnese, PC and was admitted to practice in Connecticut and the United States District Court of Connecticut in 2005. Mr. Lyons has extensive experience through trial to verdict in complex litigation, including the defense of medical malpractice, various disciplines of professional liability, products liability and general insurance defense matters. In addition, Mr. Lyons handles commercial litigation cases. His clients include public and private corporations, individuals, physicians, medical practice groups, hospitals and medical device companies.

Mr. Lyons is often asked to serve as local counsel for out-of-state firms whose clients have been sued in Connecticut. He can serve as local counsel in an extensive or as limited capacity as the case merits.

Prior to attending law school, Mr. Lyons worked as a history teacher and basketball coach at a high school in New York City.


  • J.D., Rutgers University School of Law, 2005
  • B.A., College of the Holy Cross, 2000

Bar Admissions

  • Connecticut
  • U.S. District Court, District of Connecticut
  • U.S. District Court, District of Vermont

Community Involvement

Hartford Hospital’s Young Leaders Advisory Council

Farmington Exchange Club

St. Patrick Church Parish Council



  • Oliver Ellsworth American Inn of Court
  • Claims and Litigation Management Alliance
  • Connecticut Bar Association
  • Connecticut Defense Lawyers Association
  • Defense Research Institute
  • International Association of Defense Counsel