Peter Grogan

As a litigator and outside general counsel, Christina has a depth of experience serving clients in a broad range of industries, especially those operating in highly regulated areas, and successfully achieves the best outcomes for her clients based on their needs. As lead counsel, Christina skillfully advocates for her clients in federal and state courts, before administrative tribunals, and in alternative dispute resolution settings. She efficiently manages and guides her clients through ever...

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.

Kirsten Wilson is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: General Practice. Kirsten, who practices law in Portsmouth, New Hampshire, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kirsten is held by other top lawyers in the same geographic and legal practice area.

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.

Roy has a diverse legal practice, focusing mostly on real estate litigation and land use matters. Roy’s clients span a number of industries and include real estate brokers, automobile dealerships, contractors, health clubs, and restaurants. No matter the industry Roy is working in, his mission remains the same: to empower clients with the information they need to make strategic and well-informed decisions. In his litigation practice, Roy is an assertive and thoughtful partner to his cli...

Donna is one of New Hampshire’s most experienced and respected trial attorneys. In her 29 years of practice she has been lead counsel in some of the most high profile cases in this state. She has tried over 150 jury trials including charges of homicide, aggravated felonious sexual assault, felony assault, domestic violence, DWI, theft, sale and possession of drugs as well as numerous motor vehicle cases. Donna has obtained verdicts of not guilty in numerous cases including affirmative d...

Lauren S. Irwin is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Individuals, Employment Law - Management and Litigation - Labor and Employment. Lauren S., who practices law in Portsmouth, New Hampshire, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lauren S. is held by other top lawyers in the same geographic and legal practice area.

James O’Shaughnessy focuses his practice on the representation of public school districts, school boards, and other educational institutions, including charter schools and private schools. As leader of the firm’s New Hampshire school law group, Jim’s practice involves the full spectrum of school law matters, including board representation and governance, school district and SAU organization and budgets, cooperative and regional school district issues, school district annual ...

Russell F. Hilliard is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Insurance Law, Litigation - Insurance and Mediation. Russell F., who practices law in Portsmouth, New Hampshire, has been recognized since 1997. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Russell F. 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 .