Atty. Mark David Sullivan

Atty. Mark David Sullivan

Mark David Sullivan is a lawyer practicing criminal litigation, personal injury law, domestic relations law. Mark received a B.A. degree from University of Notre Dame in 1978, and has been licensed for 45 years.

Wellesley Hills Wellesley Hills 45 Years Experience 45 year
Call (857) 264-5670

Profile Summary

About Mark David Sullivan at a glance

Mark David Sullivan is a personal injury, criminal defense, and family law attorney based in Wellesley Hills, Massachusetts. They have 45+ years of legal experience, licensed to practice since 1981. Admitted to practice in Massachusetts (1981). Educated at Suffolk University (J.D., 1981) and University of Notre Dame (B.A., 1978). Serves clients in Wellesley Hills, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark David Sullivan is a lawyer practicing criminal litigation, personal injury law, domestic relations law
  • Mark received a B.A. degree from University of Notre Dame in 1978, and has been licensed for 45 years
  • Mark practices in Wellesley Hills, MA

Practice Areas Explained

Mark David Sullivan's Areas of Practice

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

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

Mark David Sullivan is one of 238,048 personal injury attorneys indexed nationally. Browse personal injury attorneys in Massachusetts →

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Mark David Sullivan is one of 190,900 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Massachusetts →

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

Mark David Sullivan is one of 167,063 family law attorneys indexed nationally. Browse family law 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 Wellesley Hills 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 Wellesley Hills or all attorneys in Massachusetts.

Frequently Asked

Common questions about Mark David Sullivan

Where is Mark David Sullivan's law office located?
Mark David Sullivan's law practice is located in Wellesley Hills, Massachusetts. You can contact the office directly through this profile page.
What practice areas does Mark David Sullivan handle?
Mark David Sullivan focuses on personal injury, criminal defense, family law. Each practice area listed reflects experience handling cases of that type in Massachusetts.
How long has Mark David Sullivan practiced law?
Mark David Sullivan has 45+ years of legal experience and has been licensed since 1981.
Where did Mark David Sullivan go to law school?
Mark David Sullivan earned their education at (J.D., 1981); (B.A., 1978).
How can I contact Mark David Sullivan for a consultation?
You can contact Mark David 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.

Education

J.D.
Suffolk University
- 1981
B.A.
University of Notre Dame
- 1978

Bar Admissions

Massachusetts
Admitted: 1981

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