Mr. Petriello has specialized in commercial civil litigation for over 25 years. He is a member of the Bar of the State of New Jersey and of the State of New York, as well as being admitted in the United States District Court for the State of New Jersey, and Southern and Eastern Districts of the State of New York. He has handled matters at both the trial and appellate levels in these courts.

Commercial litigation encompasses many areas of law. Mr. Petriello has represented clients for numerous disputes, including claims arising from a breach of contract, secured transactions, business torts, the wrongful processing of checks and customer accounts, accountant malpractice, legal malpractice, and breach of franchise agreements with Days Inn Worldwide, Ramada, and Howard Johnson International.

The varied cases in which Mr. Petriello has appeared are represented in the judicial opinions that have been selected for publication. These are listed below.

Mr. Petriello has represented suppliers and subcontractors in numerous claims against contractors, owners, public entities, and surety companies on numerous claims arising from construction disputes. He is a member of the Construction Section of the New Jersey Bar Association. He is an associated counsel with National Lien and Bond Claim Systems, a national network of claimant's construction lawyers. He has lectured on mechanic's liens, construction liens, and bond claims.

Mr. Petriello is a graduate of Rutgers College, Rutgers University, New Brunswick, New Jersey. He earned his Juris Doctor degree at Rutgers School of Law, Camden, New Jersey.