Atty. William E. O'Neil III

Atty. William E. O'Neil III

William E. O'Neil III is a lawyer.

Clinton Clinton 14 yrs experience 14 year
Call (351) 221-7076 Book Appointment

Profile Summary

About William E. O'Neil III at a glance

William E. O'Neil III is an attorney based in Clinton, Massachusetts. They have 14+ years of legal experience, licensed to practice since 2012. Admitted to practice in Massachusetts (2012). Serands clients in Clinton, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William E. O'Neil III is a lawyer
  • William has been licensed for 14 years
  • William practices in Clinton, MA

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 Clinton 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 Clinton or all attorneys in Massachusetts.

Frequently Asked

Common questions about William E. O'Neil III

Where is William E. O'Neil III's law office located?
William E. O'Neil III's law practice is located in Clinton, Massachusetts. You can contact the office directly through this profile page.
How long has William E. O'Neil III practiced law?
William E. O'Neil III has 14+ years of legal experience and has been licensed since 2012.
How can I contact William E. O'Neil III for a consultation?
You can contact William E. O'Neil III 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.

Bar Admissions

Massachusetts
Admitted: 2012

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