Roy L. De Barbieri, Esq.,
Member, Chartered Institute Of Arbitrators
Fellow and Director, The College of Commercial Arbitrators
AAA Large Complex Case Panel

Atty. Roy L. De Barbieri of New Haven, Connecticut is Of Counsel to the Firm of Zangari Cohn Cuthbertson Duhl & Grello P.C. with offices in New Haven, Hartford and Providence.

Roy is a distinguished dispute resolution neutral, and continues to perform his independent services as an arbitrator and mediator throughout Connecticut and across the country.  He has distinguished himself as a Fellow of the College of Commercial Arbitrators, where he also served as the Chair of the Law Firm CLE Education Committee, and a Director.  He is a member of the Executive Committee of the Dispute Resolution Section of the Connecticut Bar Association, and a Past Chair.   Roy has 25 years of experience as an arbitrator and mediator of domestic and international commercial disputes. He has served as presiding arbitrator, co‐arbitrator and sole arbitrator in approximately 450 arbitrations, and has authored dozens of reasoned awards. He has also mediated approximately 100 domestic and international commercial disputes.


He is a Member of the American Arbitration Association Large Complex Case
Panel of Arbitrators, the American Arbitration Association Mediation Panel, and Chartered Institute of Arbitrators.  He has served as an ADR Center instructor for many programs on arbitration best practices and mediation advocacy.  He testifies as an expert on dispute resolution and lectures to Bar Associations and law firms on the topic of dispute resolution theory and practice.  Roy also conducts ad hoc mediations and arbitrations.