Emanuel Valdez

Director

Comal County Reappointed: 2023 Term Expiration: 2029 Emanuel Valdez, of New Braunfels, is a Software Consulting Manager with BMC Software, INC. and an active volunteer with the Vintage Oaks Veterans Organization. Valdez honorably retired from the United States Army Reserves after thirty years of service as a Command Sergeant Major. He holds a certification in…

Don Meador

Director

Hays County Reappointed: 2020 Term Expiration: 2025 Don Meador of San Marcos is a retired rancher and registered engineer with Procter & Gamble Company, and represents Hays County. Mr. Meador is joint owner of Dreamcatcher Ranch at the headwaters of the San Marcos River. The ranch is protected in a conservation easement to safeguard the…

Caldwell County Appointed: 2023 Term Expiration: 2029 John Cyrier of Lockhart is the owner of Someday Strategies, LLC. He is the former Texas state representative for Texas House District 17 and a former Caldwell County commissioner. He is chairman of the San Marcos Airport Advisory Board. Additionally, he is on the general staff for the…

Kendall County Appointed: 2023 Term Expiration: 2027 Patrick Cohoon of Boerne is managing member of Leger, Ketchum and Cohoon, PLLC in Boerne. He is a member of the State Bar of Texas, Kendall County Bar Association, College of the State Bar of Texas, and a sustaining member of the Texas Bar Foundation. He is vice…

Ryan Smith, Director of Water and Science, The Nature Conservancy of Texas Ryan Smith has over twenty years of professional experience in freshwater conservation. His areas of expertise include environmental flows, freshwater ecology, groundwater/surface water science, conservation planning, ecological monitoring, and geospatial analysis. Ryan leads The Nature Conservancy of Texas’ water program and science team.…

Web Mangham is the Environmental Services and Water Resources Planning Manager for the Trinity River Authority of Texas and has worked at the Authority for 17 years. Mr. Mangham holds a B.A. in Communications from the University of Central Oklahoma and M.S. in Applied Geography, Water Resources Management from the University of North Texas. Mr.…

Cindy Loeffler received a B.S. in Engineering from Colorado State University in 1984. After working with the USFWS Instream Flow Group for several years, Ms. Loeffler joined the Texas Parks and Wildlife Department’s Resource Protection Division as a coastal hydrologist in 1987. From 1987 to 2001 she worked as part of an interagency team tasked…

Chair of Committee

Dan Opdyke has a Ph.D. in Environmental and Water Resources Engineering from The University of Texas at Austin and more than 20 years of experience studying issues and solving problems related to water in Texas. As a consultant for Anchor QEA, he has built several state-of-the-science water quality models to help address a wide variety…

General Counsel

General Counsel Joe Cole provides legal counsel, opinions, and legal services related to GBRA’s responsibilities and operations, serving as an advisor to the Board of Directors and the General Management team. Cole also manages litigation and outside counsel activities while overseeing the development and review of policies, contracts and other corporate and legal agreements Cole…

Randy Staats

Executive Manager of Finance/CFO

Executive Manager of Finance/CFO Randy Staats is responsible for the overall management of the finance department, leading all accounting and finance efforts including budget and financial plans, payroll, accounts payable & receivable, treasury & investments, risk management, purchasing, grant writing, records management, capital assessments, debt administration & planning, and financial reserves. He is also responsible…

Nathan Pence

Executive Manager of Environmental Science

Executive Manager of Environmental Science Nathan Pence leads the Guadalupe-Blanco River Authority’s environmental stewardship initiatives while overseeing strategic planning and day-to-day operations for the Canyon Lake Gorge and Water Quality Lab. Pence leads the administration of the Clean Rivers Program for the Guadalupe River and Lavaca-Guadalupe Coastal basins, in partnership with the Texas Commission on…

Vanessa Z. Guerrero

Executive Manager of Administration

Executive Manager of Administration Vanessa Guerrero oversees a diverse array of internal and external services, including human resources, communications, education, safety, strategic planning, community affairs, customer service, government relations and information technology. Guerrero directs the development of long-range strategic plans and initiatives, while overseeing training and recruitment, educational outreach, internal and external communications efforts and…