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Executive Management

Departments and Executive Staff



image of Michael Carlin

Michael Carlin is the Acting General Manager of the San Francisco Public Utilities Commission. In this capacity, he provides leadership and management of the agency’s public policies and strategic initiatives, assets and resources, and all operational, administrative, and financial functions of the agency. Appointed as the Deputy General Manager and Chief Operating Officer in 2009, Michael supervises the agency’s efforts in capital planning, emergency response, asset management, and other functions across the three business lines—water, power and wastewater.

Prior to this position, Michael served as the Assistant General Manager for Water and led the effort to diversify the water supply portfolio. In that role, he continues to lead many of the environmental initiatives including addressing the impact of climate change on the organization.

He joined the SFPUC in 1996 as the Water Resources Planning Manager and spearheaded the effort to develop comprehensive capital plans. That effort led to the establishment and execution of the Water System Improvement Program. Prior to joining the City, Michael worked for more than a decade at the San Francisco Regional Water Board where he was the Planning Chief. Michael is a native San Franciscan and continues to live in the City today.


image of Barbara Hale Barbara Hale is the Assistant General Manager of the SFPUC's Power Enterprise, San Francisco’s Municipal Power Utility, with an operating budget of $150 million/year and capital budget of about $25 million/year. Ms. Hale oversees all aspects of the sales of 1.6 billion kWh/yr to retail and wholesale customers; needed purchases of energy, transmission and distribution services; development and implementation of energy efficiency and renewable generation projects and programs; and maintenance and operation of City-owned and located streetlights, switch gear and substations. Ms. Hale provides strategic advice on energy policy matters to the SFPUC Commission. She also acts as liaison for the SFPUC with State and Federal agencies responsible for energy policy. Prior to her employment with SFPUC, Ms. Hale worked for the State of California PUC in progressively responsible positions, including Advisor to the President, Administrative Law Judge, and Director of Strategic Planning.


Greg NorbyGreg Norby is the Assistant General Manager for the San Francisco Public Utilities Commission (SFPUC), Wastewater Enterprise (WWE). Greg’s professional background includes over 10 years in water and wastewater utility management and 14 years in the private sector providing civil and water resources engineering solutions to utilities throughout California. Greg comes to the SFPUC WWE after 5 years at the Ross Valley Sanitary District (RVSD), where he led a comprehensive modernization of the operations and maintenance systems and practices, capital program, infrastructure asset management systems, competency based training and certification, and organizational structure refinement based on the AWWA WEF 10 Attributes of Effective Utility Management. During his tenure, RVSD negotiated a 5-year enforcement order with the California RWQCB to incorporate asset management practices in place of traditional prescriptive enforcement terms, to guide a $100M system rehabilitation program. Greg’s 14 years at CH2M HILL included conveyance systems design, strategic planning, hydraulic modeling of wastewater and storm water systems, integrated water resource planning, and project team management for local, state, and federal water clients. Greg’s management philosophy is grounded in a focus on the utility service mission, fostering professionalism and team work at all levels, tapping our professional community of peers for solutions to common challenges, and helping his team grow and succeed in their utility careers. Greg has a BS in Civil Engineering from Cal State Chico and Masters in Water Resources Engineering from Utah State University, where he focused on simulation and optimization modeling for complex water systems. HIs professional affiliations include WEF, CWEA, AWWA, CASA, ASCE, and ACWA.

Greg is excited to begin working with the multi-faceted and mission-driven staff of the WWE and supporting the SFPUC wide investment in facilities, staff and system to provide the highest-level wastewater services for San Francisco while protecting the environment and public health.

In his free time, Greg and his wife Shannon enjoy hiking the Marin headlands, sailing on San Francisco Bay, scuba diving anywhere warm and beautiful, and summer visits to the east side of the Sierras.

Kathy HowKathy How is Chief Engineer / Assistant General Manager of Infrastructure, responsible for capital programs and projects implementation for SFPUC facilities, including the Water System Improvement Program, Sewer System Improvement Program and the Hetchy System Improvement Program. Prior to this position, Kathy was Deputy AGM for Project Delivery, and was responsible for managing engineering design, construction management, and environmental review for all capital projects, whether in-house or consultant designed.

Prior to joining the SFPUC in 2003, Kathy was Assistant City Engineer at the Department of Public Works overseeing project management, architectural and engineering design and construction management for projects in the Seismic Safety bond programs, and Program Director for the Marina Yacht Harbor Renovations at the Recreation and Park Department. She joined the SFPUC to work on initiating program environmental review, development of program goals and objectives for the Water System Improvement Program, and implementation of projects. She is a licensed professional civil engineer in California, and holds a degree in Civil Engineering from UC Berkeley.


image of Steve Ritchie Steven Ritchie is Assistant General Manager of the Water Enterprise, responsible for overseeing water system operations and planning from Hetch Hetchy through the Regional Water System to the City Distribution Division and the management of lands and natural resources.

Steve was the Manager of Planning from 1995 to 1998. Prior to his current assignment, he managed the South Bay Salt Pond Restoration Project, a multi-agency effort to restore 15,100 acres of valuable habitat in South San Francisco Bay, while providing for flood risk management and public access.

Steve has worked at management positions at the San Francisco Bay Regional Water Quality Control Board (1987-1995), the CalFed Bay-Delta Program (1998-2000), and URS consultants (2000-2004). He has a B.S. and M.S. in Civil Engineering from Stanford University.


Eric SandlerEric Sandler is Chief Financial Officer/Assistant General Manager of Business Services and is responsible for managing a range of internal and external service functions of the Commission including Finance, Customer Service, Information Technology, and Assurance and Internal Controls.

Appointed in 2015, he has over 25 years of experience in municipal and infrastructure financing. Prior to joining the Commission he served as Director of Finance for the East Bay Municipal Utility District, Director of Finance/Treasurer for the San Diego County Water Authority and Director of Financial Planning for the SFPUC. Before joining public service Eric worked in several infrastructure finance positions including renewable energy project finance and municipal investment banking.

Eric serves on boards and committees of various industry organizations including the Association of California Water Agencies (ACWA) and the National Association of Clean Water Agencies. He has a Bachelor’s degree in Biology from Stanford University and a Master’s degree in Business Administration from the University of California, Berkeley.

Last updated: 12/21/2020 3:16:26 PM