MacKenzie Hamill

Angelo S. Gambino is a trial lawyer at Brown Chiari LLP in Buffalo, New York. He represents seriously injured individuals and their families in nursing home negligence , medical malpractice, products liability , and catastrophic personal injury cases . His practice focuses on complex medical and products liability litigation involving medical records, technical evidence, and testimony presented to judges and juries. He has been recognized by The Best Lawyers in America . Mr. Gambino has tried...

John Lipsitz is a lawyer recognized by Best Lawyers in the practice areas of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. John practices law in Buffalo, New York Best Lawyers has recognized John Lipsitz since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which John Lipsitz is held by other lawyers.

Ms. Berkman concentrates her practice in the areas of estate planning, estate and trust administration, Medicaid advisement and planning, accountings, kinship matters, wrongful death compromises and guardianship proceedings. She assists clients with preparation of estate plan documents, including wills, trusts, powers of attorney, health care forms and living wills.

Thomas M. Mercure is a lawyer recognized by Best Lawyers in the practice areas of Medical Malpractice Law - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Thomas M. practices law in Buffalo, New York Best Lawyers has recognized Thomas M. Mercure since 2010. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which T...

Attorney Katherine Liebner focuses her legal practice in the areas of estate planning, estate and trust administration, and labor and employment law. She also handles appellate matters across a wide spectrum of practices. Estate Planning Kathy works closely with her clients to navigate the many nuances of proper estate planning. She has extensive experience working with clients on all levels of estate planning, including: Preparing Wills Drafting Powers of Attorney Drafting Healthcare Proxies...

William B. Collins is the owner of the firm. He has been practicing law since 1982, representing people for serious personal injuries throughout the United States. He is admitted to the State Bar of four separate states: New York, Florida, Michigan and West Virginia. His successful litigation in venues throughout the country attests to his ability to perform at the highest level anywhere and under any circumstances. He takes special interest in complex industrial and commercial negligence, in...

Jeff joined this firm in 1993 and became a partner in 1994. He is a lifelong resident of the Olean area and an Olean High School Graduate. Mr. Black obtained his Bachelor of Science Degree from St. Bonaventure University in 1990 and graduated cum laude from The Dickinson School of Law (Penn State) in 1993. While in law school he was a member of the Dickinson Law Review and his case note was published. He was also a member of the Woolsack Honor Society. Upon graduation from law school, Mr. Bla...

Diane M. Perri Roberts is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation and Corporate Law. Diane M. practices law in Buffalo, New York Best Lawyers has recognized Diane M. Perri Roberts since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Diane M. Perri Roberts is held by other lawyers.

James T. Scime is widely recognized as one of the region’s most skilled and respected attorneys. He practices in the areas of personal injury, construction accidents, products liability, medical malpractice, and automobile accidents. He devotes the majority of his time to trial and litigation matters. Mr. Scime is widely respected among his peers for his trial and negotiating skills. Many local attorneys refer matters to him when their clients have sustained serious injuries. Over the c...

I have been a partner at our law firm for 20 years and we limit our practice to personal injury litigation. I handle an extensive case load of personal injury litigation matters in both New York and Pennsylvania from case intake through trial and appeal. In addition to my legal work, I help manage the operation of our three attorney and nine employee law firm.