About John De

John J. De Massi is a attorney based in Scotch Plains, New Jersey, with a robust legal career spanning over 50 years. He has been a member of the New Jersey State Bar since 1974, establishing a long-standing commitment to the legal profession. His practice is located at 1771 Front Street, Suite D, Scotch Plains, NJ 07076. He focuses on criminal law, DUI and DWI defense, and real estate law. Mr. De Massi earned his Juris Doctor from Quinnipiac University School of Law in the same year he was admitted to the bar, starting his extensive legal journey. Following his graduation, Mr.

De Massi began his legal career as a law clerk for the Honorable Francis X. Crahay, J.A.D. This pivotal role provided him with invaluable insights into the judicial process. In 1975, he transitioned to the role of Assistant Union County Prosecutor, a position he held until 1982. During his tenure, he supervised the Homicide and Sex Crimes Unit, gaining significant trial experience. He successfully tried approximately 50 jury trials, including eight homicide cases, which solidified his reputation as a skilled litigator. In 1982, Mr. De Massi made a significant career shift into private practice, becoming a partner at Gasiorowski & De Massi.

This move allowed him to expand his legal expertise beyond prosecution. In 2007, he joined Schiller & Pittenger, P.C., as of counsel, further diversifying his practice areas. Throughout his career, he has represented clients in various courts, including the Superior Court in multiple counties, the Federal District Court of New Jersey, and numerous municipal courts. His advocacy has taken him before the Appellate Division and the New Jersey Supreme Court, showcasing his ability to navigate complex legal fields. In addition to his private practice, Mr. De Massi has dedicated time to public service. From 1998 to 2003, he served as the Roselle Municipal Attorney, where he also acted as attorney for the Roselle Redevelopment Agency and counsel to the Urban Enterprise Zone. Earlier in his career, he was the attorney for the Roselle Board of Adjustment and served as a public defender in five Union County municipalities.

These roles have allowed him to contribute significantly to his community while honing his legal skills. Mr. De Massi is a member of the Richard J — Hughes Inns of Court, reflecting his commitment to legal excellence and mentorship. He has also served on the District XII Union County Fee Arbitration Committee and the District XII Ethics Committee, further demonstrating his dedication to upholding ethical standards in the legal profession. Fluent in English and possessing a working knowledge of Spanish, Mr. De Massi is well-equipped to serve clients, ensuring that language barriers do not impede access to justice.

Accepted Jurisdictions

New Jersey

Court Admissions

Superior Court of New Jersey State Trial Court · Admitted 1974
U.S. District Court for the District of New Jersey U.S. District Court · Admitted 1974
Appellate Division of the New Jersey Superior Court State Appeals Court · Admitted 1974
Supreme Court of New Jersey State Supreme Court · Admitted 1974

Types of Cases Handled

Criminal Defense DUI & DWI Real Estate

Legal Services Scope

Trial Appeal

Office Locations

Main Office

 1771 Front Street Scotch Plains NJ 07076