Marie-Theres DiFillippo concentrates her practice in complex commercial litigation, representing clients in a wide range of industries. She has represented municipalities, government agencies, private universities, public school districts, trade associations, professional practices, health plans, non-profit corporations, and contractors, among others.
Marie’s commercial litigation experience includes both the defense and prosecution of False Claims Act cases, shareholder disputes, statutory discrimination claims, constitutional matters, class actions, business tort cases, IP-related matters, and a variety of breach of contract actions. In addition, Marie has worked on a variety of white collar investigations and litigation matters, including the prosecution of claims stemming from the theft of proprietary website materials and defending a behavioral health clinic against claims of fraudulent Medicaid billing. She has also represented multiple health plans and contractors in a series of government bid protests and related Right-to-Know matters, many of which have proceeded before the Commonwealth Court of Pennsylvania.
Marie’s work covers all aspects of litigation, from the initial pleading stage through appellate proceedings, including the prosecution and defense of preliminary injunctions and temporary restraining orders, managing discovery, motion practice, and assisting with settlement negotiations.
Marie is a graduate of Temple University, Beasley School of Law, where she was a Note & Comment Editor of the Temple International & Comparative Law Journal. After graduation, Marie served as a law clerk to the Honorable Joel H. Slomsky of the United States District Court for the Eastern District of Pennsylvania.