Atty. Mark O'Connor

Atty. Mark O'Connor

Mark O'Connor is a lawyer practicing business law, real estate, personal injury and 4 other areas of law. Mark received a B.A. degree from Williams College in 1982, and has been licensed for 40 years.

Medford Medford 40 yrs experience 40 year
Call (857) 416-2247 Book Appointment

Profile Summary

About Mark O'Connor at a glance

Mark O'Connor is a Member based in Medford, Massachusetts, practicing at Law Office of Mark O'Connor. They have 40+ years of legal experience, licensed to practice since 1986. Their practice focuses on trusts, probate, personal injury, family law, and business. Admitted to practice in Massachusetts (1986). Educated at Suffolk University (J.D., 1986) and Williams College (B.A., 1982). Active member of Boston and Massachusetts Bar Associations. Serands clients in Medford, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark O'Connor is a lawyer practicing business law, real estate, personal injury and 4 other areas of law
  • Mark received a B.A. degree from Williams College in 1982, and has been licensed for 40 years
  • Mark practices at Law Office of Mark O'Connor in Medford, MA

Practice Areas Explained

Mark O'Connor's Areas of Practice

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

Trusts

Mark O'Connor is one of 104,172 trusts attorneys indexed nationally. Browse trusts attorneys in Massachusetts →

Probate

Mark O'Connor is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Massachusetts →

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 O'Connor is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury 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 O'Connor is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in Massachusetts →

Business & Corporate Law

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

Mark O'Connor is one of 501,317 business attorneys indexed nationally. Browse business 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 Medford 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 Medford or all attorneys in Massachusetts.

Frequently Asked

Common questions about Mark O'Connor

Where is Mark O'Connor's law office located?
Mark O'Connor's law practice is located in Medford, Massachusetts. The firm is Law Office of Mark O'Connor. You can contact the office directly through this profile page.
What practice areas does Mark O'Connor handle?
Mark O'Connor focuses on trusts, probate, personal injury, family law, business. Each practice area listed reflects experience handling cases of that type in Massachusetts.
How long has Mark O'Connor practiced law?
Mark O'Connor has 40+ years of legal experience and has been licensed since 1986.
Where did Mark O'Connor go to law school?
Mark O'Connor earned their education at (J.D., 1986); (B.A., 1982).
How can I contact Mark O'Connor for a consultation?
You can contact Mark O'Connor 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
- 1986
B.A.
Williams College
- 1982

Bar Admissions

Massachusetts
Admitted: 1986

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