John Mattiacci

John Mattiacci is an accomplished personal injury attorney licensed in Pennsylvania and New Jersey with a reputation for aggressive advocacy and outstanding client results. As the founding attorney of Mattiacci Law, LLC, he has recovered tens of millions of dollars for clients in cases involving car accidents, construction site injuries, medical malpractice, product liability, wrongful death, and other serious injury matters.

John’s track record of success has earned him membership in both the Million Dollar Advocates Forum and Multi-Million Dollar Advocates Forum—an honor reserved for less than 1% of U.S. attorneys. He has also received an AV® Preeminent™ rating from Martindale-Hubbell and has been consistently named to Super Lawyers, following earlier recognition as a Rising Star in Pennsylvania.

John earned his J.D. from the Temple University Beasley School of Law in 2002, where he received the Victor A. Jaczun Award for Outstanding Trial Advocacy. During law school, he won multiple national and regional trial advocacy championships, showcasing his skills in litigation and courtroom strategy. He also holds a B.S. from Dickinson College, obtained in 1998.

Admitted to practice in Pennsylvania, New Jersey, the U.S. District Court for the Eastern District of Pennsylvania, and the District Court of New Jersey, John is known for taking on tough cases and seeing them through to trial when necessary. He treats each client like family—keeping them informed, answering questions, and ensuring they understand every step of the legal process.

Whether facing a major insurance company or a powerful corporation, John Mattiacci relentlessly pursues justice. His client-focused approach and courtroom skills make him a trusted advocate for injury victims throughout the region.

Law Office Affiliations

• Attorney, Mattiacci Law, LLC
• Member, American Association for Justice
• Member, Pennsylvania Trial Lawyers Associations
• Member, Philadelphia Trial Lawyers Associations
• Member, Multi-Million Dollar Advocates Forum
• Member, Million Dollar Advocates Forum
• Member, The National Trial Lawyers

Licensed State

• Pennsylvania
• New Jersey

Education

• Temple University School of Law
  Juris Doctor (JD)
• Dickinson College
  Bachelor of Science (BS)

Awards & Badges