Mark P. Della Posta

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...

Matthew Morey is a lawyer recognized by Best Lawyers in the practice areas of Business Organizations (including LLCs and Partnerships), Corporate Law and Mergers and Acquisitions Law. Matthew practices law in Buffalo, New York Best Lawyers has recognized Matthew Morey since 2023. 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 Matthew Morey is held by other...

Michael Ponterio is a lawyer recognized by Best Lawyers in the practice areas of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Michael practices law in Buffalo, New York Best Lawyers has recognized Michael Ponterio 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 Michael Ponterio 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.

Richard P. Weisbeck, Jr. is a senior partner of the firm. For over 25 years, he has focused his practice in the area of personal injury law, including construction accidents, workplace injuries, automobile accidents, defective products/products liability, slip and fall accidents, and amputations. Numerous local attorneys refer their complex cases to Mr. Weisbeck. His experience in resolving difficult matters as well as his nationally recognized litigation and trial skills are essential for su...

John P. Comerford is a Senior Partner at Lipsitz, Ponterio & Comerford, LLC. He grew up in Lewiston, New York, a small historic town near the Canadian border. As a young child, Mr. Comerford grew up in the shadows of Love Canal and personally observed the consequences of environmental pollution. After graduating from high school, he attended Cornell University and studied Environmental Science. Mr. Comerford devotes the majority of his time to asbestos personal injury matters. He has liti...

William Moore is a senior partner of the firm and represents individuals who have suffered serious injuries. He has a reputation for being an aggressive advocate and for being highly accessible and responsive to his clients. Mr. Moore has extensive trial experience in both state and federal courts. Many attorneys, both locally and out of state, refer their cases to Mr. Moore. Doctors also frequently refer their injured patients to him. Mr. Moore has been named to The National Trial Lawyers: T...

Mr. Chiari is a cum laude graduate of the State University of New York at Buffalo Law School and currently is on the Board of Directors for the UB Law Alumni Association, Inc.. He is a member of the American Association for Justice, New York State Trial Lawyers' Association, Western New York Trial Lawyers' Association, New York State Academy of Trial Lawyers, Million Dollar Advocates Forum, and Multi-Million Dollar Advocates Forum. He is also a member of the American Board of Trial Advocates,...

Matt Louisos is an attorney with The Barnes Firm Injury Attorneys in Buffalo, New York, focusing on Personal Injury Litigation - Plaintiffs. His litigation experience includes representing both plaintiffs and defendants in personal injury matters through every stage of a case, including insurance negotiations following an accident, depositions, mediations, arbitrations, trials, and appeals. Having handled cases from the defense side, Matt brings valuable insight into how insurance companies e...

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.