Holly Rosenthal has served as Public Works Deputy Director – Water at the City of Tempe Water Utilities Services Division since 2018. Formerly, she was the Deputy Executive Director for Onondaga County Water Authority (OCWA), following the historic consolidation of the operations of Metropolitan Water Board (MWB) with OCWA. Her new position marks her return to The Authority where she previously served as Treasurer for 14 years. Prior to the merger, Ms. Rosenthal, as Executive Director of MWB, advanced a comprehensive capital program to deliver innovative, sustainable, technology-based energy and infrastructure improvements to insure the efficiency and reliability of the region’s vital drinking water assets. Metropolitan Water Board was Onondaga County’s wholesale water utility for Lake Ontario water to the Central New York region. Before joining MWB, Ms. Rosenthal served as Director of Strategic Initiatives and Director of Corporate Relations for Syracuse University and the Syracuse Center of Excellence in Environmental and Energy Systems, of which her firm Rosenthal Companies, was a Charter Member. This role followed the successful sale and transition of Rosenthal Companies, a mechanical contracting company and a leader in energy optimization and indoor environmental quality. 

Ms. Rosenthal, is a Leadership in Energy & Environmental Design (LEED) Accredited Professional, and served on the Environmental Sustainability Advisory Council (ESAC) and as Chair of the Green Building Standards Committee for Onondaga County. She has served in board/advisory roles for numerous community, business and industry organizations. She was the first woman licensed as an HVAC Contractor in the City of Syracuse and was awarded the New York State Woman of Achievement in Business. Holly is also a Leadership Greater Syracuse (LGS) alum and subsequently served on its Policy Planning Council. She currently serves on the Water Utility Council of the New York Section of the American Water Works Association (AWWA) and the national Technology & Automation Committee. In 2015 she was honored as a Graduate of Distinction by SUNY College of Environmental Science & Forestry (ESF).