John A. Donovan III

John A. Donovan III


John A. Donovan III

 Attorney John Donovan is a senior partner at Sloane and Walsh, LLP where a significant portion of his practice is devoted to complex corporate and tort litigation.  He is a graduate of Kenyon College in Gambier, Ohio and Suffolk University Law School in Boston, Massachusetts.

 Mr. Donovan works with corporations and individuals to resolve complicated legal issues.  He has tried numerous high exposure jury trials in state and federal court.  His trials have included a wide spectrum of civil disputes with emphasis on professional liability, corporate litigation, general liability, employment practice liability, subrogation, construction defect, bad faith liability as well as insurance coverage litigation.  He has extensive experience representing healthcare providers, institutions and practice groups.

 Attorney Donovan also focuses on health information privacy issues and matters involving violations of HIPAA and/or data privacy laws.  He regularly advises clients on privacy and data security compliance and the preparation/implementation of privacy and data security policies.

 Mr. Donovan serves as counsel for several institutions and corporations, including, the National Football League.  He also serves as national counsel for several insurance companies and advises insurers on issues relating to commercial and personal lines.

 Attorney Donovan has argued appellate cases before the United States Court of Appeals for the First Circuit and the Massachusetts Appeals Court.

 Mr. Donovan is a member of multiple state bar associations as well as a long time affiliate member of the Defense Research Institute and the National Association of Subrogation Professionals.  He has extensive teaching experience and has spoken at multiple industry specific events on relevant legal matters.  He has been a frequent speaker and panelist on topics relating to healthcare, employment and insurance law.

Practice Areas

  • Complex Civil & Business Litigation
  • Healthcare, Data Breach & Privacy
  • Institutional & Corporate Counseling
  • Professional Liability Defense
  • Insurance Practice, Coverage & Bad Faith
  • Subrogation Law
  • Construction Defect Law & Construction Law

Bar Admissions

  • Massachusetts
  • Rhode Island
  • New Hampshire
  • District of Columbia
  • Connecticut
  • U.S. District Court District of Massachusetts
  • U.S. District Court District of Rhode Island
  • U.S. District Court District of New Hampshire
  • U.S. District Court District of Connecticut
  • U.S. Court of Appeals 1st Circuit


  • Suffolk University Law School, Boston, Massachusetts
    • J.D. (Cum Laude) - 1995
  • Kenyon College, Gambier, Ohio
    • B.A. - 1992

Awards & Honors

  • Massachusetts Super Lawyer, 2018
  • Boston Magazine Rising Star 2006, 2007

Professional Activities

  • University Risk Management & Insurance Association
  • Massachusetts Bar Association
  • Rhode Island Bar Association
  • New Hampshire Bar Association
  • District of Columbia Bar Association
  • Defense Research Institute
  • Massachusetts Defense Lawyers Association
  • Claims & Litigation Management

Lectures and Publications

Representative Cases

  • Massachusetts Property Ins. Underwriting Association v. Berry, 80 Mass. App. Ct. 598 (2011)
  • Tuli v. Brigham & Women's Hospital, 656 F.3d 33, 2st Cir. (2011)
  • Porter v. AMICA Mutual Insurance Company, 789 F. Supp. 284 (2011)
  • Public Service Mutual Ins. Co. v. Capitol Transamerica Corp, 756 F. Supp. 2d 920 (N.D. Illinois 2010)
  • Wagenmaker v. AMICA Mutual Insurance Company, 601 F. Supp. 2d 411 (Rhode Island 2009)
  • Fine v. Huygens, DiMella, Shaffer & Associates, 57 Mass. App. Ct. 397 (2003)
  • Hartford Fire Ins. Co. v. Rhode Island Pub. Trans. Auth, 233 F.3d 127 (1st Cir. 2001)