QIC New York OfficeMarietta joined QIC in 2024 as a Partner and works closely with our North American infrastructure investment and asset management teams. She serves on the board of CenTrio Energy and as a board observer of Generate Capital. Marietta has over 30 years’ experience in diversified infrastructure.
Prior to joining QIC, she served as CEO and Managing Partner of Upper Bay, an independently-owned North American private infrastructure investment firm. She was a President of the 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 with a strong, fully attributable track record. She has been an active director for a number of infrastructure portfolio companies, including I-595, ACS JV, Mersey Bridge, EPP Landfill Gas, and Vantage, and was a President of the board of InterPark. Before joining Nuveen in 1997, Marietta was a project finance investment professional at Credit Suisse and The Toronto-Dominion Bank.
She holds a Bachelor of Science in International Business and Economics, cum laude, from the New York University Stern School of Business and is a member of Omicron Delta Epsilon.
