Anthony J. Antonellis is a senior partner at Sloane and Walsh. Anthony focuses his practice on the representation of individuals and businesses engaged in civil litigation before State and Federal Trial Courts throughout New England. He is a graduate of Wesleyan University (Middletown, CT) and Suffolk University Law School (Boston, MA), and is admitted to the Massachusetts Bar, Connecticut Bar and New Hampshire Bar. Prior to joining Sloane and Walsh, Anthony was a trial attorney on active duty with the United States Navy and also served as a Special Assistant United States Attorney for the Eastern District of Virginia. He was awarded the United States Department of Justice Award for meritorious public service.
The focus of Mr. Antonellis’ practice revolves around insurance law involving large commercial property losses, personal property losses, litigation involving environmental and municipal law, construction defects, fires, explosions, electrocutions, large water losses, construction accidents, products liability litigation, worker safety litigation, property damage and personal injury. Mr. Antonellis also serves as counsel in reference and appraisal matters and litigates insurance coverage disputes. Mr. Antonellis litigates residential, commercial, industrial and institutional property cases and claims involving causation, scope of damage, value of loss, and insurance coverage. Mr. Antonellis’ practice also involves collapse, anti-concurrent causation, business income insurance, equipment breakdown, surety bond matters, inland marine and ocean policies, specialty forms, commercial crime insurance, and multiple additional industry policies. Mr. Antonellis has served as an Appraiser and Umpire. He also represents both insurers and insureds in claims of Errors & Omissions (E&O) or Professional Liability insurance involving claim adjusters (independent and staff), public adjusters, insurance examiners, insurance investigators, third-party adjusters, and other specialty adjusters as well as insurance agents and brokers.
Attorney Antonellis’ practice also includes health information privacy issues and matters involving data breaches. He has assisted clients in responding to complex health information privacy issues and has litigated cases involving data losses/breaches, as well as alleged violations of HIPAA and/or data privacy laws. Mr. Antonellis also represents employers and in all phases of labor and employment law. He has litigated complex wage and hour, whistleblower, discrimination, wrongful discharge and other EPL cases in state and federal courts and administrative agencies claims. His practice also includes directors & officers and errors and omissions claims. Mr. Antonellis’ practice also includes constitutional law, civil rights litigation, administrative law, asbestos litigation, abuse litigation and planning, zoning, conservation, code compliance and licensing representation. Additionally, Mr. Antonellis has litigated cases involving sanitary sewers, pumping stations, force main and storm sewers. Mr. Antonellis also attended Haag roofing classes and has extensive expertise in building envelope issues.
Mr. Antonellis is a member of multiple bar associations, as well as a long time affiliate member of the Property Loss Research Bureau, Defense Research Institute, National Association of Subrogation Professionals, and the National Fire Protection Association. Mr. Antonellis has extensive practical experience in both construction and insurance (having worked in both industries), is a graduate of Vale Construction School, and holds his AIC designation from “The Institutes.” He has also attended certification school for both Appraiser and Umpire. Mr. Antonellis is a member of the Claim and Litigation Management Alliance, WINDSTORM Insurance Network and multiple other first party claim organizations.
Mr. Antonellis has extensive teaching experience and has spoken at multiple industry specific events on relevant legal matters. He has instructed for multiple insurers, the Property Loss Research Bureau, Windstorm Insurance Network, National Association for Independent Insurance Adjusters, Claims and Litigation Management Alliance, ARS Restoration Specialists Annual Insurance Symposium, Arson Investigator organizations, and other institutional clients. Anthony is a former adjunct professor of Suffolk University School of Law, where he taught an environmental law course. He is a former aviation law adjunct professor for Embry-Riddle University. Additionally, Anthony has been a guest speaker for the Boston University School of Law, the Federal Law Enforcement Education Training Center, the Department of Justice, the National Park Service, as well as the National Association of Environmental Law Society. He also served as an instructor for the Naval Justice School. Attorney Antonellis is a former Navy officer and a member of the United States Power Squadrons. Organized in 1914, the USPS is a non-profit, educational organization dedicated to making boating safer and more enjoyable by teaching classes in seamanship, navigation and related subjects.
Mr. Antonellis has many years of government service including service to the Town of Westwood, Commonwealth of Massachusetts as the Moderator (2008-2014), responsible for presiding over Town meetings and preserving order and decorum including conducting all Town meetings in accordance with the prescribed laws and bylaws, as well as established parliamentary law. As Town Moderator, Anthony appoints the Permanent Building Commission, which is responsible for the construction and reconstruction of all public buildings, including the appropriate design, plans, and specifications. As Town Moderator, he additionally appoints the Personnel Board, which is responsible for the establishment and maintenance of the Town’s personnel system based on merit principles, and appoints the Finance and Warrant Commission, which is responsible for the review and recommendations of all municipal and school budgets, as well as all annual and special Town meeting warrant articles. Mr. Antonellis is also a current Sewer Commissioner in the Town (2006 to present), responsible for the administration, planning, construction, and related services for the operation, maintenance and expansion of the Town’s sanitary sewerage system, including the operation and maintenance of the gravity sewers and pumping stations. Additionally, Mr. Antonellis was a Town Selectman (1996-2008), Chairman of the Board of Selectmen (1997/1998, 2000/2001, 2003/2004, 2006/2007), elected to exercise executive powers and duties prescribed by the general laws, Town charter and Town bylaws.
Mr. Antonellis served in the military in the Judge Advocate General Corps, United States Navy (1991-1995). He served as an Officer (LCDR) in the United States Navy and as a Special Assistant United States Attorney. He handled a full range of prosecutorial assignments including arraignments, Grand Jury indictments, and investigation, sentencing and Federal jury trials. Mr. Antonellis served as a Judge Advocate General attorney for the Navy’s Northeast Legal Command. He represented the Department of Navy before the Equal Employment Opportunity Commission and the Merit Systems Protection Board as a Navy Officer stationed at the Navy Legal Service Office in Norfolk, VA. He has defended over 100 criminal trials, and he was awarded the Navy & Marine Corps Achievement Medal, as well as the Navy & Marine Corps Commendation Medal and the National Defense Service Medal.
ANTHONY ANTONELLISSenior Partner
- Subrogation Law
- Property Insurance Law
- Insurance Practice, Coverage & Bad Faith
- Construction Defect Law & Construction Law
- Environmental Law & Toxic Tort Law
- Automobile & Trucking Law
- Product Liability Defense
- General Liability Litigation
- Mass Tort & Class Action Defense
- Complex Civil & Business Litigation
- Professional Liability Defense
U.S. District Court District of Massachusetts
U.S. District Court District of Connecticut
U.S. District Court District of New Hampshire
U.S. Court of Appeals 1st Circuit
U.S. Court of Appeals 4th Circuit
U.S. Court of Federal Claims
Suffolk University Law School, Boston, Massachusetts J.D. – 1991 Wesleyan University, Middletown, Connecticut B.A.
AWARDS & HONORS New England Business SuperLawyer, Insurance Coverage, 2013 – 2015 Massachusetts SuperLawyer, 2013 – 2016 New England SuperLawyer, 2013 – 2015 United States Department of Justice Award Navy & Marine Corps Achievement Medal Navy & Marine Corps Commendation Medal National Defense Service Medal PROFESSIONAL ACTIVITIES Professional Liability Underwriting Society (PLUS) ABA-Lawyers’ Professional Liability CPCU Society, Rhode Island Chapter National Association of Subrogation Professionals Property Loss Research Bureau Massachusetts Bar Association Connecticut Bar Association New Hampshire Bar Association Boston Bar Association Norfolk County Bar Association Defense Research Institute National Fire Protection Association Claim and Litigation Management Alliance Windstorm Insurance Network Massachusetts Defense Lawyers Association
- Hurricane Harvey and Recent Interpretations of the Anti-Concurrent-Causation Clause
- Updates on Reservations of Rights, Winter 2017
- Updates on Liability and Subrogation, Summer 2016
- Updates from the Insurance Dockets, Spring 2016
- Updates on Reasonable Care to Maintain Heat, Fall 2015
- Updates From The Insurance Docket, Fall 2015
- Updates From The Insurance Docket, Spring 2015
- Updates from the National Courts, Winter 2015
- Updates from the National Courts, Fall 2014
- Updates from the Massachusetts Courts, Fall 2014
- Update from the Insurance Docket, Fall 2014
- Updates from the Courts, Summer 2014
- Strict Liability for Massachusetts Building Code Violations/Rhode Island Corroded Exclusion v. Perils Clause/Massachusetts Anticoncurrent Clause
- Bad Faith, Spring 2014
- Reasonable Care to Maintain Heat
- Appraisal Authority/Intentional Loss Exclusion/Insurance Proceeds in Bankruptcy/N.Y. Public Adjusters
- Subrogation Considerations/Appraisal & Reference
- Transitory Water Rule/Occurences/Statutory Tolling Provisions
- The Make Whole Rule/Connecticut Rule for Snow & Ice/CGL Policies & Temporary Workers/CGL Policies & Commercials Tenants Contractors
- Hurricane Lessons
- Preserving Coverage Issues Through Reference
- Bad Faith/Insurers Fiduciary Duty in Settlement
- Asbestos Update
- Appraisal Update-Rhode Island
- Anti-concurrent Causation
- Reference Update-Massachusetts
- Broker for Negligent Representation
- End of Natural Accumulation of Snow & Ice
- Determining Damages for Injury to Real Property/Exposure to Toxic Mold
- Dog Bites/Public Duty Rule & Traffic Control Signs/Ballpark Expert Opinions
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