Jon Heintz represents commercial clients in complex civil litigation in federal trial and appellate courts. He also has represented clients before the U.S. Judicial Panel on Multidistrict Litigation, the International Court of Arbitration, and various federal regulatory agencies.
Jon has experience in many different types of litigation matters, including corporate mergers challenged by state and federal antitrust enforcers, nationwide consumer products class actions, and other commercial disputes. He also has extensive experience defending against claims asserted under the federal Fair Credit Reporting Act, including class claims. Jon has been involved in these matters at each stage of litigation, including devising litigation strategy; dispositive and class certification motions practice; fact, expert, and class discovery; trial; and appeal.
Throughout his career, Jon has represented clients in diverse industries, including health care, insurance, aviation/aerospace, credit reporting, and consumer goods.
In addition, Jon maintains an active pro bono practice, including briefing and arguing a matter before the U.S. Court of Appeals for the Third Circuit.
Parker Hannifin defends $4.3 billion acquisition of CLARCOR
Following a post-closing antitrust investigation, Parker Hannifin Corporation retained Jones Day to act as antitrust counsel in its litigation with the U.S. Department of Justice (DOJ) Antitrust Division over the company’s $4.3 billion acquisition of CLARCOR Inc.
PinnacleHealth System and Penn State Hershey attempt to merge Pennsylvania hospitals
Jones Day represented PinnacleHealth System and Penn State Milton S. Hershey Medical Center as antitrust counsel in the hospitals' proposed merger.
- University of Notre Dame (J.D. summa cum laude 2014; Colonel William J. Hoynes Prize; Executive Articles Editor, Notre Dame Law Review; B.B.A. cum laude 2009)
- District of Columbia, Pennsylvania, and U.S. Court of Appeals for the Fourth Circuit
- Law Clerk to Judge Paul V. Niemeyer, U.S. Court of Appeals, Fourth Circuit (2014-2015)