Marietta Moshiashvili

Ms. Moshiashvili serves as Chief Executive Officer and Managing Partner of Upper Bay. Upper Bay Infrastructure Partners is an independently-owned private investment firm focused primarily on diversified North American infrastructure private equity investments in the middle market with approximately $700 million of assets under management. Upper Bay targets both mature, stable assets and growth-oriented infrastructure investments in partnership with leading operators and developers. Upper Bay’s initial seed assets include Tidewater and 8minute Solar Energy investments.

Prior to co-founding the Firm, Ms. Moshiashvili was a Managing Director and the Group Head of Nuveen’s global direct equity infrastructure platform. In addition and before becoming Managing Director and the Group Head of Infrastructure at TIAA / Nuveen, Ms. Moshiashvili held a variety of senior positions within TIAA / Nuveen Private Markets in infrastructure, private equity, and project finance. In her capacity as a head of infrastructure, she set the investment strategy and oversaw the buildout of the infrastructure equity business platform. Ms. Moshiashvili is currently a Co-President of Tidewater board and board participant of 8minute Solar.  In the past, she held a number of active board positions for the infrastructure portfolio’s companies, including I-595, ACS JV, UK PPP Bridge, Landfill Gas platform, and Vantage Datacenters, was a President of the board of InterPark, and was also an investment committee member of Stonepeak Infrastructure Fund I. She steered the TIAA / Nuveen team towards a differentiated investment sourcing strategy, by identifying market leaders in desirable portfolio sectors, and led the establishment of the Nuveen third-party asset management business. Before joining TIAA / Nuveen, Ms. Moshiashvili was a project finance investment professional at Credit Suisse and The Toronto-Dominion Bank.

Ms. Moshiashvili holds a Bachelor of Science in International Business and Economics, cum laude, from New York University Stern’s Business School and is a member of Omicron Delta Epsilon.