Kathleen M. Mahan

Shawn Tanguay is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law. Shawn, 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 Shawn is held by other top lawyers in the same geographic and legal practice area.

Matt Serge is the Practice Group Leader for the Municipal Group in New Hampshire. He focuses his practice on serving the legal needs of towns and cities on the full spectrum of municipal law issues including land use matters, zoning enforcement actions, New Hampshire’s Right to Know Law, welfare assistance, tax abatements, real estate, elections, contracts, employment matters, and government relations. Matt regularly represents clients before state and federal trial and appellate courts...

Joseph G. Mattson is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Medical Malpractice Law - Defendants. Joseph G., 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 Joseph G. is held by other top lawyers in the same geographic and legal practice area.

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

With four decades in employment law, Debra “Deb” Weiss Ford stands as a steadfast advocate for her clients. In both state and federal venues, Deb combines strategic insight with her extensive knowledge to achieve optimal legal results. No New Hampshire employment law challenge is unfamiliar to her. Her litigation experience ensures effective solutions for both common and novel issues. She’s adeptly represented employers before key institutions, including the New Hampshire Co...

Bob has extensive commercial litigation experience including administrative agency proceedings, arbitrations, jury trials and appellate practice involving both multi-national corporations and small businesses. He regularly advises clients on antitrust compliance issues. His practice focus also includes environmental litigation and arbitration; patent, trademark, trade secret disputes; stockholder and partnership disputes; and motor vehicle /dealership disputes. Bob is the firm’s liaison...

Mark represents individuals and their claims and disputes relative to bodily injury claims, workers’ compensation claims, insurance coverage disputes, and social security disability claims. Mark’s experience in bodily injury claims includes motor vehicle accidents, general tort claims, product’s liability claims and medical malpractice claims.

James Callahan is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Business Organizations (including LLCs and Partnerships) and Real Estate Law. James, who practices law in Peterborough, New Hampshire, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James is held by other top lawyers in the same geographic and legal practice area.

Most of my work is with clients in all phases of real estate projects. I help negotiate construction contracts and resolve disputes when they arise. Once the building construction is complete, I represent real estate agents, buyers, and sellers in the purchase, sale, and leasing of residential and commercial properties. Read More About Matt Johnson .

Ovide’s expertise encompasses substantial legal territory. He has experience in complex business and litigation transactions, and has also served as an advisor to various non-profit and charitable institutions. From representing 350 manufactured housing owners both in litigation and in a complex real estate transaction in order to enable them to purchase their community to dissolving and reorganizing a major healthcare merger, Ovide brings strategic, creative and practical solutions to ...