Paul Calladine

Frank has 40+ years experience in litigating commercial cases. Much of his practice is devoted to construction matters, where he regularly represents owners and developers, contractors, suppliers, sureties and lenders at every level of the construction process. Frank also handles all types of contract disputes, shareholder and partnership issues, antitrust and trade regulation matters, real estate controversies and lender liability cases. He has extensive experience in arbitrations and trials...

Jared P. O'Connor is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. Jared P., who practices law in Nashua, New Hampshire, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jared P. is held by other top lawyers in the same geographic and legal practice area.

Sarah Ambrogi is a top attorney recognized by Best Lawyers in the practice area(s) of Elder Law and Trusts and Estates. Sarah, 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 Sarah 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 .

Greg specializes in the defense of hospitals, physicians and nurses in medical malpractice litigation. In addition to representing medical care providers throughout the state in medical negligence cases, he also consults with hospitals and QA/RM representatives on a variety of risk management and quality assurance issues and represents physicians in matters before the New Hampshire Board of Medicine. He has given numerous presentations to physician and nursing groups across the state on medic...

Marrielle B. Van Rossum is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law and Medical Malpractice Law - Defendants. Marrielle B., who practices law in Manchester, New Hampshire, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marrielle B. is held by other top lawyers in the same geographic and legal practice area.

Nathan Warecki is an associate in Nixon Peabody’s Complex Commercial Disputes group, and teams with attorneys and other legal professionals on a wide variety of matters, including commercial litigation, class actions, non-competes and trade secrets, business disputes, and immigration. Prior to joining the firm, he worked for a regional law firm in Manchester, New Hampshire, on general litigation and immigration matters. In law school, he interned with the Honorable Joseph N. Laplante of...

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.

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

Theofilos Vougias is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Theofilos, 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 Theofilos is held by other top lawyers in the same geographic and legal practice area.