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 Airbnb, Uber, Gigi Hadid, Ariana Grande, and a wide range of businesses and individuals in high-profile civil litigation matters, from small tech startups to global investment firms. John also leads the firm’s efforts in a number of public interest matters.
John spearheaded the development of a massive RICO case against President Trump and his family and businesses, worked on multiple amicus briefs filed in the US 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 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.