She has served as the section's treasurer, executive vice chair and chair-elect. She also served on the Special Committee of the New York State Bar Association on Multi-Disciplinary Practice and the Legal Profession. Porcellio is also a member of the American Bar Association, Western New York Trial Lawyers Association, Defense Trial Lawyers Association of Western New York, and the Erie County Bar Association's Federal Practice Committee, where she served as chair from 1995-1999. She serves on the advisory group to the New York State and Federal Judicial Council, Civil Justice Reform Act advisory group of the Western district of New York, and a committee on race and ethnicity of the Second Circuit Task Force on Gender, Racial and Ethnic Fairness in the Courts. These groups publish material dealing with their fields of expertise, much of which is not available through commercial publishers.
Sections also sponsor conferences, seminars and institutes, monitor legislation and conduct studies.
The 67,000-member New York State Bar Association is the official statewide organization of lawyers in New York and the largest voluntary state bar association in the nation.