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William O'Neil

William O'Neil

Dedicated and Experienced Attorney Specializing in Criminal Defense and Bankrupt
  • Criminal Law, DUI & DWI, Personal Injury ...
  • Massachusetts
Claimed Lawyer ProfileSocial Media

William O’Neil has practiced law in the greater Springfield area for 34 years. He specializes in criminal defense of major crimes. Attorney O’Neil also has experience in advising his clients on estate planning, will drafting, and probate matters. He has defended hard working citizens who have been harassed by debt collectors by defending them in court against those creditors and in filing for bankruptcy protection. Receiving compassionate legal advice from our experienced professionals will prevent you from getting lost in the corporate shuffle.

Western New England University School of Law
J.D. (1986)
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University of Wyoming
B.S. (1983) | Political Science
Honors: Dean's List Student
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Professional Experience
The Law Office of William J. O'Neil
- Current
Martinez & O'Neil
Certified Murder List Attorney
Massachusetts Committee for Public Counsel Services
Pro Bono Honor Roll
United States Bankruptcy Court District of Massachusetts
Pro Bono Honor Roll
United States Bankruptcy Court District of Massachusetts
Pro Bono Honor Roll
United States Bankruptcy Court District of Massachusetts
The United States Bankruptcy Court for the District of Massachusetts takes pleasure in recognizing the efforts of those attorneys who provide legal assistance, without compensation, to those who face substantial economic hardship (and often language barriers) so that they are able to navigate through the bankruptcy process.
Award for Dedication and Commitment in Providing Legal Assistance to Low Income People
The Western Massachusetts Volunteer Lawyers Service
Professional Associations
The National Trial Lawyers
Top 100 Trial Lawyers
- Current
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National Academy of Consumer Bankruptcy Attorneys
- Current
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Hampden County Bar Association
- Current
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Massachusetts State Bar
- Current
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Jurisdictions Admitted to Practice
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  • Free Consultation
  • Credit Cards Accepted
    Visa, Mastercard and American Express
  • Contingent Fees
    Contingent fees are accepted in personal injury cases.
Practice Areas
    Criminal Law
    Criminal Appeals, Drug Crimes, Expungement, Fraud, Gun Crimes, Internet Crimes, Sex Crimes, Theft, Violent Crimes
    DUI & DWI
    Personal Injury
    Animal & Dog Bites, Brain Injury, Car Accidents, Construction Accidents, Motorcycle Accidents, Premises Liability, Truck Accidents, Wrongful Death
    Chapter 13 Bankruptcy, Chapter 7 Bankruptcy
    Estate Planning
    Guardianship & Conservatorship Estate Administration, Health Care Directives, Trusts, Wills
    Collaborative Law, Contested Divorce, Military Divorce, Property Division, Same Sex Divorce, Spousal Support & Alimony, Uncontested Divorce
    Probate Administration, Probate Litigation, Will Contests
Additional Practice Area
  • Car Accidents
  • English: Spoken, Written
Social Media
Websites & Blogs
Office Website
Contact & Map
Our Office is located off on North Main Street in East Longmeadow
280 N. Main St.
Ste. 6
East Longmeadow, MA 01103
Telephone: (413) 224-2694
Fax: (413) 224-2231
Monday: 8:30 AM - 5 PM
Tuesday: 8:30 AM - 5 PM
Wednesday: 8:30 AM - 5 PM
Thursday: 8:30 AM - 5 PM
Friday: 8:30 AM - 5 PM
Saturday: Closed
Sunday: Closed (Today)
Notice: Weekends by appointment only