Sean Regan

A partner at Dalton & Finegold, LLP, based in Boston, Massachusetts, Sean Regan offers strategic legal counsel to businesses, individuals and government entities. With a diverse practice that spans real estate, business litigation and public law, he is recognized for delivering analytical, results-driven solutions to clients facing complex legal challenges.

Mr. Regan focuses his practice on land use and zoning, civil litigation defense, constitutional law and construction litigation. He also advises clients on government relations and commercial real estate matters. Whether navigating intricate municipal regulations or defending clients in high-stakes courtroom disputes, he combines a deep understanding of local statutes with a practical approach tailored to each client's specific objectives.

Admitted to the Massachusetts Bar in 2021, Mr. Regan is also admitted to practice before the U.S. District Court for the District of Massachusetts. His admissions allow him to effectively represent clients in both state and federal jurisdictions, offering continuity of counsel through all phases of litigation and administrative hearings.

Mr. Regan earned his bachelor’s degree from the University of Massachusetts Amherst, where he completed his undergraduate studies. He went on to earn his Juris Doctor, graduating magna cum laude, from the New England School of Law in Boston in 2020. His academic performance laid the groundwork for a legal career defined by thorough research, precise analysis and strong advocacy.

An active member of the Massachusetts legal community, Mr. Regan maintains professional ties through his involvement with the Commonwealth of Massachusetts bar associations. Through these networks, he stays apprised of evolving legal trends and regulatory shifts, ensuring his clients receive modern and effective representation.