Marietta is a Partner in QIC’s New York office leading coverage of North American infrastructure origination and asset management teams. Prior to joining QIC, Marietta served as Chief Executive Officer and Managing Partner of Upper Bay, an independently owned private investment firm focused primarily on diversified North American infrastructure private equity investments in the middle market. She was a President of Tidewater Transportation & Terminals institutional board and a director on the board of Infiniti Energy. Before co-founding Upper Bay, Marietta was a Managing Director and the Group Head of Nuveen’s global direct equity infrastructure platform.
Marietta is currently a director on the boards of CenTrio and Generate.
