William J O'Neill - Springfield, MA office in Springfield, MA, Massachusetts
William J O'Neill - Springfield, MA

William J O'Neill - Springfield, MA

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7 Stockbridge St, Springfield, MA, Massachusetts, United States
40 Years of Practicing, since 1986
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Free Consultation +1 413-733-6821
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William J O'Neill is an established criminal defense and consumer bankruptcy practice in the Springfield area, led by attorney William O'Neil. With over 37 years of experience and CPCS certification for murder defense, the practice defends major felonies, drunk driving charges, and helps clients achieve debt relief through bankruptcy.

Seasoned Criminal Defense and Debt Relief in Springfield

Facing criminal allegations or overwhelming consumer debt can disrupt every aspect of your life. When facing state prosecution or aggressive debt collectors, having an attorney with decades of courtroom trial experience is vital. The practice of William J O'Neill brings more than thirty-seven years of litigation experience to clients throughout Springfield and Western Massachusetts. Admitted to the Massachusetts Bar in 1986, attorney William O'Neil defends the accused and guides families toward financial recovery.

Massachusetts courts enforce strict mandatory sentences and license suspensions. Unforeseen financial difficulties such as job loss, divorce, or medical bills can also push honest individuals toward insolvency. When defendants need a lawyer urgently for bail hearings, criminal trials, or to halt an impending home foreclosure, William O'Neil delivers immediate, personalized counsel. Clients work directly with an experienced trial attorney rather than junior staff.

Comprehensive Practice Areas

William J O'Neill provides dedicated representation across criminal defense and debt relief:

  • Criminal defense lawyers representation: Defending misdemeanors and serious felonies in district and superior courts.
  • Major felonies and murder defense: Certified by the Massachusetts Committee for Public Counsel Services (CPCS) to defend clients facing murder and manslaughter charges.
  • DUI and DWI defense lawyers: Challenging breath tests, roadside stops, and field assessments for operating under the influence (OUI) offenses.
  • Drug crime defense lawyers: Defending against narcotics distribution, trafficking, and illegal possession charges.
  • Violent crime defense lawyers: Providing defense for assault, battery, domestic disputes, and weapons violations.
  • Theft and burglary defense lawyers: Defending shoplifting, grand larceny, and property offenses.
  • Bankruptcy lawyers Chapter 7: Discharging unsecured credit card, personal loan, and medical debt.
  • Bankruptcy lawyers Chapter 13: Establishing court-approved repayment plans to halt foreclosure and vehicle repossession.
  • Debt relief lawyers guidance: Halting creditor harassment, collection lawsuits, and wage garnishments.

Why Work with William O'Neil"

When seeking to hire a criminal defense lawyer or find an attorney for debt relief, the practice offers key strengths:

  • Over 37 years of practice: Admitted to practice in 1986 with extensive trial experience in state and federal courts.
  • CPCS murder defense certification: Vetted and approved to defend high-stakes murder trials in Massachusetts.
  • Top 100 Trial Lawyers: Recognized by The National Trial Lawyers for criminal defense excellence.
  • Direct attorney counsel: Clients receive individualized attention from attorney O'Neil throughout their case.
  • Affordable payment plans: Flexible financing options tailored to fit client budgets.

Serving Springfield and Hampden County Courts

The practice represents clients appearing in Springfield District Court, Hampden Superior Court, Palmer, Westfield, and Holyoke.

Contact William J O'Neill for a Consultation

Do not confront prosecutors or debt collectors alone. Contact the office today to schedule a confidential consultation.


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Location & Access

Primary Address

Located in the historic South End district of Downtown Springfield, Massachusetts, just a few blocks from the MassMutual Center and MGM Springfield.

Building Location

The office is situated in Guenther & Handel's Block, a historic three-story brick commercial building built in 1845. Designed in the Greek Revival architectural style, it is one of the oldest surviving structures in downtown Springfield and is located near Red Rose Pizzeria.

Parking Details

Clients can utilize the available street-side public parking along Stockbridge Street or use the nearby Museum Parking lot.

Public Transit

Served by Pioneer Valley Transit Authority Route G1 (Five Town Plaza-Sumner-Union Station); nearest stop is at Main / Stockbridge.

Accessibility / Suite Access

Enter the building through the main historic entrance on Stockbridge Street. Proceed directly to the first-floor offices from the entrance foyer.

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