Matthew W. O'Neil
About Matthew W. O'Neil
Matthew W. O'Neil is a lawyer based in Syracuse, NY and has been recognized in The Best Lawyers in America® since 2025. Matthew W. O'Neil is recognized in the following practice areas:
- Syracuse, New York
- Commercial Litigation
- Litigation - Real Estate
Current Firm: Costello, Cooney & Fearon PLLC
Education: Cornell University, J.D., graduated 2015
Location: Syracuse, NY
It takes just a few minutes to optimize your profile for clients looking to engage and lawyers who are ready to refer.
Activate your profile and highlight why your peers recognized in Best Lawyers today.
Nearby Lawyers
Matthew D. Gumaer is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Ethics and Professional Responsibility Law and Professional Malpractice Law - Defendants. Matthew D., who practices law in Syracuse, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew D. is held by other top lawyers in the same geographic and legal practice area.
Mr. Muldoon is a member of the firm and the Intellectual Property Practice Group. He also serves on the Science and Technology, Medical and Life Sciences, and Food and Beverage Industry Teams. His practice focuses on the enforcement and defense of intellectual property infringement and related claims in federal and state courts and in arbitration. Mr. Muldoon has been actively involved in a large number of patent infringement lawsuits, encompassing diverse technologies such as compression-sty...
Zachary Mattison is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants. Zachary, who practices law in Syracuse, New York, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Zachary is held by other top lawyers in the same geographic and legal practice area.
Julian Modesti is Co-Leader of the Business Litigation practice group at Harris Beach Murtha, based in Syracuse, New York. With over 30 years of experience, Julian has a substantial background in both state and federal court matters related to commercial litigation. These include handling disputes among shareholders, partners, and members, addressing business separations, lease and land-use issues, contract disputes, and safeguarding trade secrets as well as dealing with unfair competition an...
Eric G. Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants, Personal Injury Litigation - Defendants and Professional Malpractice Law - Defendants. Eric G., who practices law in Syracuse, New York, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Eric G. is held by other top lawyers in the same geographic and legal practice area.
Mr. Bottar brings more than 20 years of experience to the pursuit of medical malpractice, wrongful death, and complex personal injury actions throughout New York and the northeastern United States, with a focus on claims for birth injuries, neonatal/pediatric negligence, heart attack, stroke, brain damage, nerve injuries, cancer misdiagnosis, and liability under the Federal Tort Claims Act. Mr. Bottar is a graduate of Colgate University and is a summa cum laude (top 2%) graduate of Syracuse U...
Jeffrey Pomeroy is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Jeffrey, who practices law in Syracuse, New York, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey is held by other top lawyers in the same geographic and legal practice area.
Stephen Davoli is a top attorney recognized by Best Lawyers in the practice area(s) of Professional Malpractice Law - Defendants. Stephen, who practices law in Syracuse, New York, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephen is held by other top lawyers in the same geographic and legal practice area.
Edward S. Leone is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Edward S., who practices law in Fayetteville, New York, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Edward S. is held by other top lawyers in the same geographic and legal practice area.
Dave Capriotti serves as the managing partner of Harris Beach Murtha's Syracuse office. His practice primarily involves commercial litigation and complex financial restructuring litigation. He is also adept in litigating contract and construction cases. Dave has extensive courtroom experience, having conducted many jury trials, bench trials, and hearings across New York state and federal courts, including the United States Bankruptcy Court.
Explore and Learn
The Family Law Loophole That Lets Sex Offenders Parent Kids
by Bryan Driscoll
Is the state's surrogacy framework putting children at risk?
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
Holiday Pay Explained: Federal Rules and Employer Policies
by Bryan Driscoll
Understand how paid holidays work, when employers must follow their policies and when legal guidance may be necessary.
Can a Green Card Be Revoked?
by Bryan Driscoll
Revocation requires a legal basis, notice and the chance to respond before status can be taken away.
New Texas Family Laws Transform Navigating Divorce, Custody
by Bryan Driscoll
Reforms are sweeping, philosophically distinct and designed to change the way families operate.
How Far Back Can the IRS Audit You?
by Bryan Driscoll
Clear answers on IRS statutes of limitations, recordkeeping and what to do if you are under review.
US Tariff Uncertainty Throws Canada Into Legal Purgatory
by Bryan Driscoll
The message is clear: There is no returning to pre-2025 normalcy.
The 2026 Best Lawyers Awards in Chile, Colombia and Puerto Rico
by Jamilla Tabbara
The region’s most highly regarded lawyers.
Can You File Bankruptcy on Credit Cards
by Bryan Driscoll
Understanding your options for relief from overwhelming debt.