Atty. Mark A. Leahy

Atty. Mark A. Leahy

Mark A. Leahy is a lawyer practicing ethics / professional responsibility, venture capital, intellectual property and 3 other areas of law.

Hingham Hingham 48 yrs experience 48 year
Call (857) 702-2964 Book Appointment

Profile Summary

About Mark A. Leahy at a glance

Mark A. Leahy is a trusts, probate, estate planning, business, and ip attorney based in Hingham, Massachusetts. They have 48+ years of legal experience, licensed to practice since 1978. Admitted to practice in Massachusetts (1978). Educated at Boston University (LL.M. Suffolk, 1979) and Middlebury College (A.B., 1972). Serands clients in Hingham, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark A. Leahy is a lawyer practicing ethics / professional responsibility, venture capital, intellectual property and 3 other areas of law
  • Mark received a A.B. degree from Middlebury College in 1972, and has been licensed for 48 years
  • Mark practices in Hingham, MA

Practice Areas Explained

Mark A. Leahy's Areas of Practice

Each practice area below reflects the types of cases Mark A. Leahy handles, with a brief overview of what that area of law covers.

Trusts

Mark A. Leahy is one of 104,171 trusts attorneys indexed nationally. Browse trusts attorneys in Massachusetts →

Probate

Mark A. Leahy is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Massachusetts →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

Mark A. Leahy is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in Massachusetts →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Mark A. Leahy is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Massachusetts →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Mark A. Leahy is one of 106,079 ip attorneys indexed nationally. Browse ip 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 Hingham 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 Hingham or all attorneys in Massachusetts.

Frequently Asked

Common questions about Mark A. Leahy

Where is Mark A. Leahy's law office located?
Mark A. Leahy's law practice is located in Hingham, Massachusetts. You can contact the office directly through this profile page.
What practice areas does Mark A. Leahy handle?
Mark A. Leahy focuses on trusts, probate, estate planning, business, ip. Each practice area listed reflects experience handling cases of that type in Massachusetts.
How long has Mark A. Leahy practiced law?
Mark A. Leahy has 48+ years of legal experience and has been licensed since 1978.
Where did Mark A. Leahy go to law school?
Mark A. Leahy earned their education at (LL.M. Suffolk, 1979); (A.B., 1972).
How can I contact Mark A. Leahy for a consultation?
You can contact Mark A. Leahy 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. Suffolk
Boston University
- 1979
A.B.
Middlebury College
- 1972

Bar Admissions

Massachusetts
Admitted: 1978

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