William A. Staar Partner

Manchester, NH

Phone: (603) 518-1974 Fax: (603) 622-3466 Download VCard

William A. Staar

Bill is the Liaison Partner for the Manchester, New Hampshire, office of Morrison Mahoney, and has been a litigator for almost twenty years. He regularly defends clients—including the country’s largest window-and-door manufacturer and one of the country’s largest dealers of heavy construction equipment—in state and federal courts in New Hampshire, Massachusetts, Vermont, Rhode Island, and Connecticut. He has extensive experience in construction liability, product liability, premises liability (including OSHA claims), employment liability, auto/truck liability, aviation liability, and non-medical professional liability, including that concerning attorneys, design professionals, real estate brokers, and insurance agents. Additionally, he has worked closely with the sporting-goods industry with respect to claims, product design, and state-and-federal-regulation compliance. Bill has authored many legal articles and spoken at multiple trade-group conferences.


  • Sports and Fitness Industry Association, Legal Task Force
  • International Product Safety and Liability Prevention Association
  • Defense Research Institute (DRI)
  • New Hampshire Bar Association
  • Massachusetts Bar Association

Noteworthy Accomplishments

  • New Hampshire Supreme Court ruling articulating broad application of statute of repose barring claims against building professionals after 8 years:  Rankin v. South Street Downtown Holdings (Aug. 6, 2019)
  • Quoted by Bloomberg News as an expert in sports injury litigation (Where Is Sports Concussion Litigation Headed?", Feb. 19, 2016)
  • Defense verdict in $15M tractor-trailer v. car suit involving fatality:  Chionchio v. Correia, et al.; 1:13-cv-00678-M-LDA (USDC Rhode Island; Dec. 16, 2015)
  • Presenter at the February 2015 annual meeting of the Sports & Fitness Industry Association (SFIA), addressing social media and litigation, information-retention requirements, and spoliation claims
  • Elected by his peers to The Best Lawyers In America© Product Liability Litigation - Defendants Guide (2021)
  • SuperLawyer "Rising Star" in 2007, 2008, and 2011
  • Chair of the Defense Research Institute (DRI) Sports Law Special Litigation Group

Manchester, NH Office

1001 Elm Street
Suite 304
Manchester, NH 03101
View Full Office Details

Areas of Practice

Bar Admissions

  • Connecticut
  • Massachusetts
  • New Hampshire
  • New York
  • Vermont


  • B.A. — Boston College
  • J.D. — The Maurice A. Deane School of Law at Hofstra University

Upcoming Events

No upcoming events. View Past Events

Featured Blogs

Show all Related Blogs

Press Releases

Show all Press Releases