Joshua Geller

Chief Legal Officer

Josh Geller, Chief Legal Officer, leads Calabrio’s global legal function. With more than 20 years of experience scaling legal teams to drive operational excellence, Josh previously served as Chief Legal Officer at Adenza and AxiomSL. His CLO successes include managing complex legal, risk and governance matters, along with the sale of AxiomSL to Thoma Bravo; the merger and integration of AxiomSL and Calypso into Adenza; and the sale of Adenza to Nasdaq. Prior to becoming CLO at AxiomSL, Josh was a partner in the Corporate Department of Curtis, Mallet-Prevost, Colt & Mosle LLP and member of the Mergers & Acquisitions, Private Client, and Investment Management practice groups, counseling clients on a wide range of strategic transactions across different industries. Josh holds a B.A. in economics from Yeshiva University, where he graduated magna cum laude, and a J.D. from Fordham University, where he was a member of the Fordham Urban Law Journal. He is admitted to practice in the states of New York and New Jersey, and is a member of the New York City Bar Association where he serves as a member of the Trade Secrets Committee.