Atty. John P. Sullivan

Atty. John P. Sullivan

Mr. John P.

Boston Boston 68 yrs experience 68 year
Call (857) 810-7331 Book Appointment

Profile Summary

About John P. Sullivan at a glance

John P. Sullivan is a Senior Professional based in Boston, Massachusetts, practicing at Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.. They have 68+ years of legal experience, licensed to practice since 1958. Their practice focuses on litigation. Admitted to practice in District of Columbia (1958) and Massachusetts (1980). Educated at Georgetown University J.D. (—) and Boston College B.A. (—). Recognitions include AV Preeminent. Serands clients in Boston, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. John P. Sullivan is a lawyer practicing antitrust / trade law, construction / development, litigation
  • John received a B.A. degree from Boston College, and has been licensed for 68 years
  • John practices at Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. in Boston, MA

Practice Areas Explained

John P. Sullivan's Areas of Practice

Each practice area below reflects the types of cases John P. Sullivan handles, with a brief overview of what that area of law covers.

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

John P. Sullivan is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Massachusetts →

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 P. Sullivan

Where is John P. Sullivan's law office located?
John P. Sullivan's law practice is located in Boston, Massachusetts. The firm is Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.. You can contact the office directly through this profile page.
What practice areas does John P. Sullivan handle?
John P. Sullivan focuses on litigation. Each practice area listed reflects experience handling cases of that type in Massachusetts.
How long has John P. Sullivan practiced law?
John P. Sullivan has 68+ years of legal experience and has been licensed since 1958.
Where did John P. Sullivan go to law school?
John P. Sullivan earned their education at (—); (—).
How can I contact John P. Sullivan for a consultation?
You can contact John P. Sullivan 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.
What awards or recognition has John P. Sullivan received?
John P. Sullivan's notable recognition includes: AV Preeminent.

Education

Georgetown University J.D.
- In Progress
Boston College B.A.
- In Progress

Awards

AV Preeminent

Bar Admissions

District of Columbia
Admitted: 1958
Massachusetts
Admitted: 1980

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