Partner, Kaplan, Hecker & Finn LLP; Board Member, The Ali Forney Center
John Quinn is a partner at Kaplan Hecker & Fink LLP, a cutting-edge boutique litigation firm based in NYC. John was one of the co-founders of the firm in 2017, along with Roberta Kaplan, who is best known for her Supreme Court victory U.S. v. Windsor, which paved the way for same-sex marriage nationwide. John represents businesses and individuals in high-profile civil litigation matters and leads the firm’s efforts in a number of progressive public interest matters. In the past year, John’s litigation practice has involved representing Airbnb in obtaining a preliminary injunction to block implementation of a New York City ordinance under the Fourth Amendment, as well as navigating a prominent hotel developer through complex multi-jurisdictional litigation and arbitration proceedings. John also spearheaded the development and filing of a massive RICO case against President Trump and his family and businesses, worked on multiple amicus briefs filed in the United States Supreme Court in cases challenging various executive actions by the Trump administration, and represented a student-led LGBT pride organization in Starkville, Mississippi, in a successful constitutional challenge to the city’s denial of a parade permit - and then flew to Starkville to help lead the parade. John is also a member of Kaplan Hecker & Fink’s diversity and inclusion committee and is heavily involved in the firm’s recruiting, training, and professional development programs. John was selected by Super Lawyers as a 2018 New York Rising Star in Business Litigation and was named one of the Best LGBT Lawyers Under 40 by the National LGBT Bar Association.
John graduated magna cum laude from Harvard Law School and clerked for the Honorable John R. Padova in the United States District Court for the Eastern District of Pennsylvania in his hometown of Philadelphia. Prior to joining Kaplan Hecker, John spent six years in the litigation group at Sullivan & Cromwell.