Jonathan Costello is a Partner of Park Hill Group and a member of the Park Hill Secondary Advisory Group at PJT Partners, based in New York. Mr. Costello has over twenty years of experience in the alternative asset and financial services industry. Prior to joining Park Hill, Mr. Costello was a Managing Director with Morgan Stanley Alternative Investment Partners, heading private equity secondary investments and serving as a member of its global investment committee. Prior to Morgan Stanley, Mr. Costello was a member of the private equity team at Susquehanna International Group. Previously, he co-founded the secondary advisory group at SSG Capital Advisors and was a Vice President at Safeguard Scientifics. Mr. Costello received a BS in Finance from Boston College.