Matthew W. O’Neil, a partner at Costello, Cooney & Fearon, started his tenure with the Firm in 2018.
Handling a wide variety of litigation matters, Matthew focuses primarily on contract, business governance and real property lawsuits, as well as appellate practice. Matthew also advises clients regarding business disputes and dissolution.
Education
Cornell Law School, Cornell University
cum laude
Executive Editor of Cornell Journal of Law and Public Policy
Executive Editor of Cornell Journal of Law and Public Policy
2015
State University of New York at Albany
summa cum laude
Valedictorian
Nelson A. Rockefeller College of Public Affairs & Policy
Valedictorian
Nelson A. Rockefeller College of Public Affairs & Policy
2012
Admissions
New York
United States District Court for the Northern District of New York
Memberships
New York State Bar Association
Committee on Courts of Appellate Jurisdiction
Committee on Technology and the Legal Profession
Committee on Technology and the Legal Profession
Awards
Super Lawyers® Rising Stars
Business & Corporate
2022-Present