Derek Reinbold represents plaintiffs and defendants in complex civil litigation in federal and state trial and appellate courts. His work encompasses antitrust and securities litigation, product liability and other mass torts, civil antiterrorism claims, government enforcement actions, and disputes involving constitutional rights and the reach of federal law.
Derek maintains an active Supreme Court practice at both the certiorari and merits stages. His representations have included victims of terrorism pursuing claims against multinational companies, public pension funds bringing securities claims, local governments defending their regulatory authority, and individuals challenging criminal sentences and immigration decisions. He has also represented Nobel Prize-winning economists, investment law scholars, leading telecommunications companies, the American Bar Association, and other nonprofit organizations as amici.
In Abraham Watkins v. Festeryga, Derek secured rehearing en banc and successfully argued before the full Fifth Circuit. The unanimous decision overturned a 45-year-old precedent and expanded defendants’ ability to appeal orders sending their cases from federal court back to state court.
At the trial level, Derek defends companies and corporate directors in government enforcement actions, antitrust class actions, and mass-tort litigation.
Derek also maintains an active pro bono practice, including serving as counsel of record for noncitizens seeking review in the U.S. Supreme Court.
Alongside his legal practice, Derek serves as CEO of Dreyer & Reinbold Racing, Inc., continuing a family legacy at the Indianapolis 500 dating to Floyd “Pop” Dreyer in 1927. The team has competed in the Indianapolis 500 since 2000 and will return to a full IndyCar Series schedule in 2027.
Derek joined Kellogg Hansen as an associate in 2019. Before joining the firm, he served as a law clerk to the Honorable Sandra L. Lynch on the U.S. Court of Appeals for the First Circuit. He graduated cum laude from Harvard Law School, where he was a finalist in the Ames Moot Court Competition. He earned his undergraduate degree in art history, international studies, and political science from Case Western Reserve University, graduating summa cum laude.