Atty. John E. McMahon

Atty. John E. McMahon

John E. McMahon is a lawyer practicing computers and software, real estate, health care and 1 other area of law.

Boston Boston 47 Years Experience 47 year
Call (857) 326-6448

Profile Summary

About John E. McMahon at a glance

John E. McMahon is a Liberty Mutual Ins. Co. based in Boston, Massachusetts. They have 47+ years of legal experience, licensed to practice since 1979. Their practice focuses on contracts, real estate, and health care. Admitted to practice in Massachusetts (1979). Educated at Suffolk University (J.D., 1979) and College of the Holy Cross (B.A., 1973). Serves clients in Boston, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John E. McMahon is a lawyer practicing computers and software, real estate, health care and 1 other area of law
  • John received a B.A. degree from College of the Holy Cross in 1973, and has been licensed for 47 years
  • John practices in Boston, MA

Practice Areas Explained

John E. McMahon's Areas of Practice

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

Contracts

John E. McMahon is one of 67,443 contracts attorneys indexed nationally. Browse contracts attorneys in Massachusetts →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

John E. McMahon is one of 286,061 real estate attorneys indexed nationally. Browse real estate attorneys in Massachusetts →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

John E. McMahon is one of 59,895 health care attorneys indexed nationally. Browse health care 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 venue, 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 E. McMahon

Where is John E. McMahon's law office located?
John E. McMahon's law practice is located in Boston, Massachusetts. You can contact the office directly through this profile page.
What practice areas does John E. McMahon handle?
John E. McMahon focuses on contracts, real estate, health care. Each practice area listed reflects experience handling cases of that type in Massachusetts.
How long has John E. McMahon practiced law?
John E. McMahon has 47+ years of legal experience and has been licensed since 1979.
Where did John E. McMahon go to law school?
John E. McMahon earned their education at (J.D., 1979); (B.A., 1973).
How can I contact John E. McMahon for a consultation?
You can contact John E. McMahon 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

J.D.
Suffolk University
- 1979
B.A.
College of the Holy Cross
- 1973

Bar Admissions

Massachusetts
Admitted: 1979

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