William Altreuter

John Lipsitz is a top attorney recognized by Best Lawyers in the practice area(s) of Product Liability Litigation - Plaintiffs. John, who practices law in Buffalo, New York, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John is held by other top lawyers in the same geographic and legal practice area.

Joseph J. Gumkowski practices in the areas of general business law, e-commerce, taxation, and intellectual property. His practice is concentrated in servicing select clients of the firm in the entertainment business. Mr. Gumkowski is an active member of the Sports Car Club of America; the Sports Car Club of America, Western New York Region; the South Towns Motor Club; and the Central New York Ice Racing Association. Mr. Gumkowski earned second place in the 2002 New York State Road Racing Cham...

Terry is a former presidentially appointed United States Attorney for the Western District of New York and co-leader of the firms Government Compliance and Investigations Practice Group. He represents businesses across industries in both civil and criminal government investigations which include conducting internal corporate probes and independent monitorships. He has advised clients among the Fortune 50 and large privately held companies, including Facebook and United/Continental Airlines, o...

Patrick C. O’Reilly focuses his practice on matrimonial litigation, handling all aspects of divorce and separation and representing clients in matters related to the modification or enforcement of existing matrimonial judgments and orders. For more than 25 years, Mr. O’Reilly has served as a panelist and speaker on matrimonial and family law topic for numerous seminars, workshops, and symposiums sponsored by the American Academy of Matrimonial Lawyers, New York State Office of Cou...

Justin D. Ginter is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: General Practice and Criminal Defense: White-Collar. Justin D., who practices law in Buffalo, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Justin D. is held by other top lawyers in the same geographic and legal practice area.

Diane M. Perri Roberts is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Corporate Law. Diane M., who practices law in Buffalo, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Diane M. is held by other top lawyers in the same geographic and legal practice area.

When clients select The Barnes Firm to represent them in their personal injury cases, they have the right to expect an attorney who has extensive trial experience, as well as experience in dealing with insurance company representatives. As a senior trial attorney for a Fortune 500 property and casualty insurance company, I learned the inner workings of the insurance business, and how that industry accesses and resolves liability claims. This experience is particularly crucial in the evaluatio...

Allison Fiut is a dedicated civil litigator at Harris Beach Murtha, located in Buffalo, New York. Her practice is primarily centered on commercial litigation, offering legal representation in New York state and federal courts as well as through alternative dispute resolution processes. Her work involves representing clients in a variety of commercial dispute areas such as: Business divorce Breach of contract Non-compete agreements Trade secret misappropriation Shareholder issues Commercial le...

Chanel T. McCarthy has more than ten years of experience assisting clients with their business needs - from lease agreements and contract negotiations to operations and employment matters. Chanel has a wide range of experience in corporate law including with issues related to the hospitality industry. Chanel brings a wealth of experience in the areas of trusts and estates, and other matters before the Surrogate’s Court.

John A. Collins practices in the areas of Civil Appellate and Motion Practice. He has argued appeals before the New York Court of Appeals, all four Departments of the Appellate Division of the New York State Supreme Court, and the United States Court of Appeals for the Second and Third Circuits. Speaking Engagements Prepared course materials and lectured on Article 78 Proceedings and Appeals From Administrative Determinations for the New York State Bar Association as part of its New York Appe...