John Guilfoy is the Chief Product Officer for Green Street. As a member of the executive team, he is responsible for leading the next generation of product strategy, development, and innovation for the firm. John brings more than 25 years of experience in the travel, technology, and financial services sectors, leading a diverse set of teams across product, sales, marketing, operations, and partnerships. Prior to joining Green Street, John served in various senior executive roles at TravelClick and Accesso, both high-growth ecommerce SaaS providers where he was responsible for new product innovation, expanding data partnerships and building go-to-market teams. He also spent over a decade with American Express, and several years with Alvarez & Marsal, a global consulting firm that specializes in providing corporate finance and restructuring solutions.

John earned a Master of Business Administration from a joint global program of Columbia Business School and London Business School, with a concentration in Management and Finance. He also earned a Bachelor of Arts in Economics from Columbia University.