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

Business Law & More Attorney · Serving Medford, MA · 40+ Years Experience

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. Serves clients in Medford, MA and the surrounding metropolitan area.

Verified attorney profile · Updated November 2026

About 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
  • Mark practices at Law Office of Mark O'Connor in Medford, MA

Practice Areas Explained

Mark O'Connor's Areas of Legal Practice

Each practice area below reflects the types of cases Mark O'Connor handles, with a practical overview of what that area of law involves and how it may apply to your situation in Medford.

Trusts in Medford

Mark O'Connor is one of 103,428 trusts attorneys indexed nationally. Browse trusts attorneys in Massachusetts →

Probate in Medford

Mark O'Connor is one of 127,041 probate attorneys indexed nationally. Browse probate attorneys in Massachusetts →

Personal Injury in Medford

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 262,557 personal injury attorneys indexed nationally. Browse personal injury attorneys in Massachusetts →

Family Law in Medford

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 185,688 family law attorneys indexed nationally. Browse family law attorneys in Massachusetts →

Business & Corporate Law in Medford

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

Mark O'Connor is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Massachusetts →

Jurisdictional Context

Why Local Counsel Matters in Medford

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 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.

Medford Courts and Legal Process

Choosing a Medford-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

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.

Professional Profile

Why Clients in Medford Choose Mark O'Connor

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Mark O'Connor's practice in the field of trusts, probate, personal injury, family law, and business.

Decade-Tested Legal Experience

Mark O'Connor brings 40+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering trusts, probate, and personal injury, Mark O'Connor can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Medford

A Medford-based practice means Mark O'Connor attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Mark O'Connor Handles in Medford

Below is a representative sample of the types of matters Mark O'Connor has experience with under Massachusetts law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Car accident injury claims
Personal Injury
Slip and fall cases
Personal Injury
Wrongful death suits
Personal Injury
Workers' compensation appeals
Personal Injury
Divorce and property division
Family Law
Child custody and support
Family Law
Spousal support (alimony)
Family Law
Prenuptial agreements
Family Law
Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business

This list is illustrative, not exhaustive. Contact Mark O'Connor directly to discuss the specifics of your situation.

Search Reference

How People Find Mark O'Connor Online

Prospective clients searching for legal help in Medford commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Mark O'Connor.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Mark O'Connor directly.

Education & Law School Background

J.D.
Suffolk University
- 1986
B.A.
Williams College
- 1982

Bar Admissions & Licensed Jurisdictions

Massachusetts
Admitted: 1986

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