2018-2019 Executive Committee

From Left to Right:  Mark Pestrella (Vice President),  Steve Fitzgerald (Immediate Past President), Steve Graham (Treasurer), Steve Parrish (Secretary), Janet Bly (President), Susan Gilson (Executive Director)




Janet Bly - President

General Manager
Miami Conservancy District
Dayton, OH

Janet Bly is General Manager of the Miami Conservancy District, located in Dayton, OH. She joined the District in 1994 and has served as its General Manager since 2002.

The Miami Conservancy District was formed in 1915 in response to the Great Flood of 1913 in southwestern Ohio. The conservancy district operates and maintains a comprehensive flood protection system that includes dams, levees, improved river channel, preserved floodplain, and other nonstructural measures. Ms. Bly has overall responsibility for the management of the organization, overseeing a staff of approximately 50 employees engaged in flood protection as well as water resource preservation, and river corridor recreational development.



Mark Pestrella, P.E. - Vice President

Director of Los Angeles County Public Works

Alhambra, CA


Mark Pestrella is the Director of Los Angeles County Public Works. In this capacity, he serves as the County Engineer, the County Road Commissioner, and the Chief Engineer of the Los Angeles County Flood Control District. With an annual budget of more than $2.7 billion and a workforce of 4,000 employees, Los Angeles County Public Works is the largest municipal public works agency in the United States, providing vital public infrastructure and civic services to more than 10 million people across a 4,000-square-mile service area. Public Works’ diverse operations are defined within six core service areas: Water Resources, Transportation, Environmental Services, Public Buildings, Developmental Services, and Emergency Management.

A native of Southern California, Mr. Pestrella attended California Polytechnic State University, San Luis Obispo, where he received a Bachelor of Science in civil engineering with concentrations in structural engineering and water resource management. He is a licensed civil engineer in the State of California.

Mr. Pestrella is a 32-year veteran of Public Works and has held a variety of management positions. Mr. Pestrella Chairs the Greater Los Angeles County Regional Integrated Water Management Group and the Los Angeles County Solid Waste Management Committee/Integrated Waste Management Task Force. He is an active member of the American Public Works Association, American Society of Civil Engineers, American Water Works Association, Building Industry Association, County Engineers Association of California, Los Angeles County Management Council, Los Angeles County Transportation Metropolitan Authority, and National Association of Counties.  Mr. Pestrella is the Vice-President of the National Association of Flood & Stormwater Management Agencies and a Board Member of the BizFed Institute, Los Angeles County Economic Development Corporation, North County Transportation Coalition, Santa Monica Bay Restoration Authority, Southern California Water Committee, and Urban Water Institute.



Steve Graham, P.E., CFM - Treasurer

San Antonio River Authority
Assistant General Manager

San Antonio, TX

Steve Graham has been with the San Antonio River Authority since 1991 and assumed the duties of Assistant General Manager on June 2006.  As Assistant General Manager of the San Antonio River Authority (SARA), Mr. Graham directs the administration and business of the operational and technical departments within the Authority, including Watershed Engineering, Watershed Operations, Utilities, Environmental Sciences, Real Estate, and Parks with a total of approximately 250 employees in these areas.  Mr. Graham is responsible for furthering the mission of the Authority through the operation and development of water and wastewater treatment facilities, environmental protection, promotion of low impact development, and water quality in the San Antonio River Basin and advancement of flood control, engineering, and project management to meet the needs of the district.  Mr. Graham assists the General Manager and serves as liaison with local, state and federal elected and appointed officials and agencies on matters of interest to the Authority.

Mr. Graham has thirty three years of professional engineering experience.  Five of those are in design and construction of transportation and highways, and twenty eight in water resource management, engineering, construction, and operations.  Mr. Graham is passionate about intergovernmental cooperation and collaboration at the federal, state, and local government level for more efficient, effective, and innovative public service.        

In the area of water resource engineering, Mr. Graham’s experience has included planning, design, modeling, project management, and construction on many projects of all scales.  His experience at SARA prior to his current position includes Director of Watershed Management Division, and Manager of Engineering Programs and Projects.  Prior to SARA, Mr. Graham worked as a civil and structural design engineer at the Texas Department of Highways and Public Transportation (now TxDOT).

Mr. Graham has a Bachelor of Science in Civil Engineering from Texas A&M University and is a member of Chi Epsilon Engineering Honor Society.  He is active in the Texas Water Conservation Association (TWCA), the American Society of Civil Engineers (ASCE), the Association of State Dam Safety Officials (ASDSO), the Texas Floodplain Management Association (TFMA), on the Board of the National Association of Flood & Stormwater Management Agencies (NAFSMA), member and current President of the San Antonio 2030 District Board, and formerly on the Engineering Advisory Council at the  University of Texas at San Antonio (2006-2013), the  National Boards of  St. Jude’s Ranch for Children (2011-2017), and the San Antonio Chapter of the American Institute of Architects (AIA) (2013-2015).    



Steven C. Parish, P.E. - Secretary

General Manager, Chief Engineer
Clark County Regional Flood Control District
Las Vegas, NV

Steve Parrish is a professional engineer registered in the State of Nevada. He has been working on flood management issues in Southern Nevada for 26 years. Steve is currently the General Manager and Chief Engineer of the Clark County Regional Flood Control District. The District is a planning and funding agency charged with improving the resilience of Southern Nevada to the dangers of flooding. Steve obtained a BS degree from the University of Nevada, Las Vegas in 1991. Steve currently serves as Secretary on the NAFSMA Board of Directors and also serves as a Board member for the College of Civil and Environmental Engineering and Construction Management at UNLV. Steve also is an active Board member of a nonprofit based in Las Vegas. In his free time, Steve enjoys snow skiing, reading, traveling and spending time with his family.


Steve Fitzgerald







Susan Gilson - Executive Director

NAFSMA - Executive Director
Washington, D.C.

Ms. Gilson has worked with NAFSMA since 1989 and has served as the organization’s Executive Director since 1993. She has an extensive background in water resources policy issues and works closely with the congressional staff, and officials of the U.S. Army Corps of Engineers, the U.S. Environmental Protection Agency, the Federal Emergency Management Agency/Department of Homeland Security and others on legislative and regulatory issues.

Prior to becoming NAFSMA's Executive Director on a full-time basis in January 2008, Susan was a managing associate in the Water Resources, Transportation and Environment Practice at Carmen Group, Inc. Prior to joining Carmen Group, she was an assistant city representative for the National Center for Municipal Development, where she analyzed federal legislation and regulations on behalf of local government clients. She also worked on a special project with the Roosevelt Center for American Policy Studies. Susan graduated cum laude in 1979 from Westminster College, with a degree in political science.