Atty. John T. Barrett

Atty. John T. Barrett

Mr. Barrett is a graduate of the University of Maine and the Boston University School of Law.

Boston Boston 57 yrs experience 57 year
Call (877) 329-8531 Book Appointment

Profile Summary

About John T. Barrett at a glance

John T. Barrett is an Of Counsel based in Boston, Massachusetts, practicing at Thornton Law Firm LLP. They have 57+ years of legal experience, licensed to practice since 1969. Admitted to practice in New Hampshire (1969), U.S. District Court, District of New Hampshire (1970), U.S. Court of Appeals, First Circuit (1971), and Massachusetts (1997). Educated at Boston University School of Law (LL.M., 1969) and University of Maine (B.A., 1966). Serands clients in Boston, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Barrett is a graduate of the University of Maine and the Boston University School of Law
  • He practiced in New Hampshire until 1982, when he joined Thornton Law Firm
  • He manages the firm’s asbestos and personal injury practice in New Hampshire and Maine

Jurisdictional Context

Why local counsel matters in Massachusetts

Practicing law in Massachusetts. Legal matters in Massachusetts are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Boston are typically filed in the local municipal court or the appropriate Massachusetts state district court, depending on subject matter and amount in controversy. An attorney licensed in Massachusetts brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Massachusetts courts without local counsel or pro hac vice admission.

Looking for additional Massachusetts attorneys? Browse all attorneys in Boston or all attorneys in Massachusetts.

Frequently Asked

Common questions about John T. Barrett

Where is John T. Barrett's law office located?
John T. Barrett's law practice is located in Boston, Massachusetts. The firm is Thornton Law Firm LLP. You can contact the office directly through this profile page.
How long has John T. Barrett practiced law?
John T. Barrett has 57+ years of legal experience and has been licensed since 1969.
Where did John T. Barrett go to law school?
John T. Barrett earned their education at (LL.M., 1969); (B.A., 1966).
How can I contact John T. Barrett for a consultation?
You can contact John T. Barrett directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

LL.M.
Boston University School of Law
- 1969
B.A.
University of Maine
- 1966

Bar Admissions

New Hampshire
Admitted: 1969
U.S. District Court, District of New Hampshire
Admitted: 1970
U.S. Court of Appeals, First Circuit
Admitted: 1971
Massachusetts
Admitted: 1997

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