Atty. Gregory Michael O'Shaughnessy

Atty. Gregory Michael O'Shaughnessy

Gregory Michael O'Shaughnessy is a lawyer practicing venture capital, mergers & acquisitions, advertising and 2 other areas of law. Gregory received a B.A. degree from Yale University, and has been licensed for 27 years.

Boston Boston 27 yrs experience 27 year
Call (857) 416-2876 Book Appointment

Profile Summary

About Gregory Michael O'Shaughnessy at a glance

Gregory Michael O'Shaughnessy is a Partner based in Boston, Massachusetts, practicing at Nixon Peabody LLP. They have 27+ years of legal experience, licensed to practice since 1999. Their practice focuses on business, m&a, and entertainment. Admitted to practice in Massachusetts (1999). Educated at Boston College J.D. (—) and Yale University B.A. (—). Serands clients in Boston, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Gregory Michael O'Shaughnessy is a lawyer practicing venture capital, mergers & acquisitions, advertising and 2 other areas of law
  • Gregory received a B.A. degree from Yale University, and has been licensed for 27 years
  • Gregory practices at Nixon Peabody LLP in Boston, MA

Practice Areas Explained

Gregory Michael O'Shaughnessy's Areas of Practice

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

Business & Corporate Law

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

Gregory Michael O'Shaughnessy is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Massachusetts →

Mergers & Acquisitions

Gregory Michael O'Shaughnessy is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Massachusetts →

Entertainment & Sports Law

Entertainment lawyers for music, film, sports contracts, talent representation, and IP licensing.

Gregory Michael O'Shaughnessy is one of 45,946 entertainment attorneys indexed nationally. Browse entertainment 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 Gregory Michael O'Shaughnessy

Where is Gregory Michael O'Shaughnessy's law office located?
Gregory Michael O'Shaughnessy's law practice is located in Boston, Massachusetts. The firm is Nixon Peabody LLP. You can contact the office directly through this profile page.
What practice areas does Gregory Michael O'Shaughnessy handle?
Gregory Michael O'Shaughnessy focuses on business, m&a, entertainment. Each practice area listed reflects experience handling cases of that type in Massachusetts.
How long has Gregory Michael O'Shaughnessy practiced law?
Gregory Michael O'Shaughnessy has 27+ years of legal experience and has been licensed since 1999.
Where did Gregory Michael O'Shaughnessy go to law school?
Gregory Michael O'Shaughnessy earned their education at (—); (—).
How can I contact Gregory Michael O'Shaughnessy for a consultation?
You can contact Gregory Michael O'Shaughnessy 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

Boston College J.D.
- In Progress
Yale University B.A.
- In Progress

Bar Admissions

Massachusetts
Admitted: 1999

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