John Costello

Vice President

Mr. Costello is a Vice President in the Quantitative Research Group within Ares Global Client Solutions. Prior to joining Ares in 2021, Mr. Costello was a Principal Software Engineer at BrightSphere Investment Group, where he focused on application design and development for all organizational business units. Previously, Mr. Costello was a Technical Architect at Molecular, Inc., where he focused on the implementation and delivery of web applications to clients across multiple verticals. Mr. Costello holds a B.A. from Colgate University in Economics and an M.S. from Tufts University in Computer Science.