Jonathan Tattersall

Eric T. Kilchenstein is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Transactions / UCC Law. Eric T., 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 Eric T. is held by other top lawyers in the same geographic and legal practice area.

Mark Knights is a member of the Government Investigations & White Collar Defense practice group and lead of the Global Compliance & Investigations team. He represents individuals and businesses across a variety of industries in connection with matters involving the Foreign Corrupt Practices Act, the Anti-Kickback Statute, the False Claims Act, and other federal and state laws. Prior to joining Nixon Peabody, Mark served as a law clerk for Judge Mary Beck Briscoe of the U.S. Court of A...

Attorney Quinn was born in Hanover, New Hampshire. He earned a Bachelor of Arts from St. Lawrence University in Canton, New York. Following graduation, he was employed as a Legislative Assistant in the United States House of Representatives with Congresswoman Nancy Pelosi. He later attended Vermont Law School where he graduated with a Juris Doctor in 1993. Attorney Quinn began practicing law at a firm in North Conway, New Hampshire until 1993 when he joined Brennan Lenehan. In 2004, he became...

Courtney H. G. Herz is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Labor and Employment. Courtney H. G., who practices law in Manchester, New Hampshire, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Courtney H. G. is held by other top lawyers in the same geographic and legal practice area.

Jennifer R. Rivett is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates and Trusts and Estates. Jennifer R., who practices law in Manchester, New Hampshire, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer R. is held by other top lawyers in the same geographic and legal practice area.

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.

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.

Mark W. Dean is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law, Energy Regulatory Law and Utilities Law. Mark W., who practices law in Manchester, New Hampshire, has been recognized since 2005. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark W. 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.

Jim is one of the Granite State’s most respected campaign and public affairs professionals. He serves as New Hampshire State Director of The Bernstein Shur Group, where he uses his extensive public affairs experience to lead a bipartisan group of public affairs professionals providing strategic, grassroots and media solutions for political, non-profit, real estate, energy, telecom, healthcare and education clients engaged in complex matters. Jim served as Marco Rubio for President senio...