A Seeger Weiss partner since 2004, Dion is a highly skilled and experienced civil litigation attorney, particularly in appellate matters. His practice handles complex and class action litigation in both state and federal courts, with a focus on ERISA, civil RICO, consumer fraud, environmental, antitrust, and mass tort matters. In particular, he possesses knowledge in class certification motion practice.
A former Assistant U.S. Attorney in the Civil Division of the Southern District U.S. Attorney’s Office, where he served 12 years as Chief of the Financial Litigation and Immigration Units, Dion honed his appellate skills arguing nearly 130 appeals and motions before the U.S. Court of Appeals for the Second Circuit.
Widely recognized for his accomplishments and standing, Dion has received numerous accolades, notably a letter of commendation by the Second Circuit Staff Counsels for his work in appellate mediation, a rare honor; a commendation from Attorney General Janet Reno; the Executive Office for United States Attorneys Director’s Award for Superior Performance; and a commendation from U.S. Attorney Mary Jo White for exceptional achievement. In addition, he was also nominated for the Attorney General’s John Marshall Award for the Handling of Appeals; John Marshall Award for Participation in Litigation; the EOUSA Director’s Award for Outstanding Work in Financial Litigation; and the Federal Bar Association’s Younger Federal Lawyer Award, for which he was nominated by U.S. Attorney Rudolph Giuliani. No aspect of this advertisement has been approved by the Supreme Court of New Jersey.