William S. Gannon

Katherine Battles is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Katherine, who practices law in Manchester, New Hampshire, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Katherine is held by other top lawyers in the same geographic and legal practice area.

Alison Minutelli is a top attorney recognized by Best Lawyers in the practice area(s) of Education Law. Alison, who practices law in Manchester, New Hampshire, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alison is held by other top lawyers in the same geographic and legal practice area.

Nick Abramson is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Nick, who practices law in Manchester, New Hampshire, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nick is held by other top lawyers in the same geographic and legal practice area.

Tom Hanna is a native of Keene and has practiced law there since becoming a member of the New Hampshire Bar in 1980. Over the past 40 years, he has become one of New Hampshire’s leading land use lawyers. His deep experience in this field includes countless appearances before zoning and planning boards, representation of real estate developers, landowners, neighbors, and towns, and virtually every other aspect of real estate law. He has been the point person for the permitting of hospita...

Holly B. Haines is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. Holly B., who practices law in Manchester, New Hampshire, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Holly B. is held by other top lawyers in the same geographic and legal practice area.

Denis Robinson's diverse commercial real estate practice has developed over a span of two decades in New Hampshire. Whether involved in the acquisition of a major NH ski area or retail center, the development of medical office space or a large scale subdivision, the negotiation and drafting of build to suit leasing arrangements, or the management of due diligence for a wide range of real estate projects, Denis focuses on the legal details that matter to the project's success.

Margaret has over twenty-five years of experience concentrating on high-asset and complex divorce cases. Margaret’s clients include business owners, public figures, elected officials, executives of publicly traded companies, successful inventors, tech entrepreneurs, attorneys, doctors, dentists, retirees, those with generational wealth, and many others. Her cases regularly involve issues relating to the valuation and division of complex assets such as business interests, private equity,...

Peter W. Leberman is a top attorney recognized by Best Lawyers in the practice area(s) of Closely Held Companies and Family Businesses Law, Corporate Law and Mergers and Acquisitions Law. Peter W., who practices law in Manchester, New Hampshire, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter W. is held by other top lawyers in the same geographic and legal practice area.

James J. Tenn, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law, Family Law Mediation and Personal Injury Litigation - Plaintiffs. James J., who practices law in Manchester, New Hampshire, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James J. is held by other top lawyers in the same geographic and legal practice area.

Mark Broth delivers industry-leading advice on a broad spectrum of employment, municipal, and school law matters, serves on the firm’s Board of Directors, and is the Managing Shareholder for the firm’s New Hampshire-based offices. Mark understands the impact that labor and employment laws have on people’s lives, and his substantial experience makes him the go-to attorney for “hot issues” that need effective representation and resolution. Mark counsels employers o...