Atty. Mark S. Leonardo

Atty. Mark S. Leonardo

Mark S. Leonardo is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law.

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Profile Summary

About Mark S. Leonardo at a glance

Mark S. Leonardo is a trademark attorney based in Boston, Massachusetts, practicing at Nutter McClennen & Fish LLP. Educated at Cleveland Marshall College of Law (J.D., 1996). Recognitions include Best Lawyers in America — Trademark Law (2026), Best Lawyers in America — Additional Areas of Practice: (2026), and Best Lawyers in America — Copyright Law (2026). Serands clients in Boston, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mark S. Leonardo is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law
  • Mark S., who practices law in Boston, Massachusetts, has been recognized since 2022
  • This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark S. is held by other top lawyers in the same geographic and legal practice area

Practice Areas Explained

Mark S. Leonardo's Areas of Practice

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

Trademark Law

Mark S. Leonardo is one of 23,222 trademark attorneys indexed nationally. Browse trademark 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 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 Boston or all attorneys in Massachusetts.

Frequently Asked

Common questions about Mark S. Leonardo

Where is Mark S. Leonardo's law office located?
Mark S. Leonardo's law practice is located in Boston, Massachusetts. The firm is Nutter McClennen & Fish LLP. You can contact the office directly through this profile page.
What practice areas does Mark S. Leonardo handle?
Mark S. Leonardo focuses on trademark. Each practice area listed reflects experience handling cases of that type in Massachusetts.
Where did Mark S. Leonardo go to law school?
Mark S. Leonardo earned their education at (J.D., 1996).
How can I contact Mark S. Leonardo for a consultation?
You can contact Mark S. Leonardo 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.
What awards or recognition has Mark S. Leonardo received?
Mark S. Leonardo's notable recognition includes: Best Lawyers in America — Trademark Law; Best Lawyers in America — Additional Areas of Practice:; Best Lawyers in America — Copyright Law; Best Lawyers in America — Litigation - Intellectual Property; Best Lawyers in America — Litigation - Patent.

Practice Areas

Education

J.D.
Cleveland Marshall College of Law
- 1996

Awards

Best Lawyers in America — Trademark Law
- 2026
Best Lawyers in America — Additional Areas of Practice:
- 2026
Best Lawyers in America — Copyright Law
- 2026
Best Lawyers in America — Litigation - Intellectual Property
- 2026
Best Lawyers in America — Litigation - Patent
- 2026
Best Lawyers in America — Patent Law
- 2026

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