Brian C. Mahoney

Jonathan D. Schechter’s practice and experience includes business counseling and corporate law, commercial real estate and financing, estates, trusts, taxation and cross-border and business tax planning. Using his in-depth knowledge of tax law, he assists owners of both publicly traded and closely held businesses with their legal needs as well as their personal estate planning. Jonathan provides day-to-day counsel and representation to publicly traded companies, small business enterpris...

Lawlor is a trial attorney with a broad-based litigation practice. He has successfully represented severely injured individuals, defended physicians in medical malpractice trials, represented corporations in contract and shareholder derivative suits, represented policy holders in insurance coverage disputes, and represented individuals, corporations, institutions, and municipalities in a wide variety of other matters. The notable client successes in which he has been involved include a $58.6 ...

John K. Rottaris concentrates his practice in the areas of commercial and business litigation, creditors’ rights, commercial collections, landlord-tenant law, bankruptcy law and tax certiorari. He also represents manufacturers and manufacturers’ sales representatives in commission and contract disputes. John has represented clients in all phases of trial and appellate practice before local, state and federal courts, as well as alternative dispute resolution forums. He has extensiv...

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...

Dennis Harlow is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Dennis, 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 Dennis is held by other top lawyers in the same geographic and legal practice area.

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...

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...

Jennifer Behm is a Partner at Berardi Immigration Law, where her career embodies one of the firm's proudest success stories. Jennifer first joined the firm as a Legal Intern during law school, and her exceptional analytical abilities and dedication to the practice quickly made her an indispensable part of the team. Today, she is recognized as a driving force behind the firm's continued evolution and success, as well as a trusted mentor in the ongoing education of its workforce. Known througho...

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...