Guadalupe-Blanco River Trust Preservation Matters


W. A. 'Bill' Blackwell W. A. "Bill" Blackwell
Cuero, Texas
W. A. "Bill" Blackwell is a resident of Cuero. He graduated with a BBA degree from The University of Texas at Austin, and is President of W.A. Blackwell Ranches, LLC. Blackwell was appointed to the Guadalupe-Blanco River Authority in 1989 by Governor Bill Clements to represent DeWitt County, and was re-appointed by Governor George W. Bush in 1995. He served as GBRA Chair during his tenure. Blackwell is one of the original trustees of the Guadalupe-Blanco River Trust.
Blackwell is President of the Cuero Community Foundation and Treasurer of the Chisholm Trail Heritage Museum. He is a current member of the Cuero I.S.D. Education Foundation, current member and former Senior Warden of Grace Episcopal Church and current member and former President of the Cuero Rotary Club as well as the Victoria College Foundation.
Blackwell retired as President and Managing Officer of Wells Fargo Bank-Cuero. He was a former Chairman of the Board of the Texas Bankers Association Service Company and a former member of the American Bankers Association Community Bankers Council and the Board of Directors of the Texas Bankers Association.
Blackwell and his wife, Nancy, have three daughters, Ashley, Stephanie, and Courtney and eight grandchildren.

Todd Merendino
Todd Merendino
Bay City, Texas
Todd Merendino grew up in the rice fields and marshes of southeast Texas and has enjoyed the opportunity to get paid to "play" in the mud and water as his dad likes to say. Todd has a B.S. in Wildlife Management and an M.S. in Wildlife Science from Texas Tech University, and a Ph.D. in Zoology from the University of Western Ontario. In pursuit of his formal education and during his employment, Todd has been able to work in the waterfowl wintering grounds of Texas, the breeding grounds of Canada's prairie pothole region, and the farmlands and boreal forest areas of Central Ontario. Todd is currently the Manager of Conservation Programs for Ducks Unlimited in Texas, and oversees DU's conservation efforts on private lands and public lands in Texas. Todd previously worked with Texas Parks and Wildlife Department as a project leader of the Central Coast Wetlands Ecosystem Project, and oversaw habitat management, research, and public hunting activities on state-owned Wildlife Management Areas along middle Texas Coast. Todd lives in Bay City with his wife Terry and their two children: a daughter who will be attending Texas Tech University this fall, and a son, who is in 9th grade and who loves to hunt and fish with his dad.

Denis R. Mueller
Denis R. Mueller
Westhoff, Texas
Denis R. Mueller received his BBA in accounting from Texas State University in San Marcos, Texas and is a 44 year banking veteran. He retired as President of the South Central Texas Region of Wells Fargo after serving 38 years with the bank and currently serves on the Wells Fargo South Central Board. He is very active on his two ranches in Westhoff raising Brangus cattle; one of those ranches is a Family Land Heritage Ranch, being in his family for over a hundred years. He has been very active on many boards and was one of the founding directors of the Dewitt Appraisal District, served on the Gonzales Area Development Corporation and many other boards. He is a current and founding member of the Gonzales Learning Center in Gonzales. He also serves as the President of the Nixon, Smiley, Westhoff, Cuero Hochheim Prairie Branch Board. Denis is active as a 65 year member of St. John Lutheran Church, Westhoff and is their treasurer. He and his wife Sheryl have one son, Kyle, who also graduated from Texas State University in San Marcos.

Oscar H. Fogle Oscar H. Fogle
Caldwell County, Texas
Oscar H. Fogle and his wife Susie own and operate Oak Hill Ranch, where they have a commercial cattle business and conducts several wildlife management practices. He is a veteran of the United States Air Force and retired from a career with Exxon Corporation. As a member of Exxon's International Oil Spill Response Team, Fogle was a Deputy Taskforce Commander during the Exxon Valdez oil spill clean-up operations. Fogle attended Texas A&I University, now known as Texas A&M-Kingsville. He is a past president of the Texas A&I Alumni Association, and is serving his thirteenth year on the Board of Trustees for the Texas A&M-Kingsville Foundation. Fogle serves as chair of the Agricultural Advisory Committee for the Caldwell County Appraisal District, is an active member of the Caldwell County Republican Party, a life member of the National Rifle Association and Texas State Rifle Association, an amateur radio operator, and a pilot. Fogle is a member of the First United Methodist Church-Lockhart, where he is a certified lay speaker and serves as the vice-chair of the Board of Trustees. Fogle will serve on GBRA's Board of Directors through February 2014.

Wilfred Korth Wilfred Korth
Goliad, Texas
Wilfred Korth, a graduate of Texas A&M University with a bachelor's degree in park administration. Korth started his park service career at Lake Somerville State Park. He also worked at Lost Maples State Park before spending more than 37 years developing and running GBRA's Coleto Creek Park. A former Guadalupe-Blanco River Authority (GBRA) chief ranger, Korth brings a wealth of experience and commitment to conservation to his position as a trustee. His experience also includes being a certified leisure professional through the National Recreation and Park Association (NRPA) and Texas Recreation and Parks Society (TRAPS); a certified park operator through the Association of RV Parks and Campgrounds (ARVC), and a certified Texas master naturalist. Korth said he is an active volunteer in Goliad County serving on the Goliad County Chamber of Commerce Tourism Committee, current chair of Canoe Trail Goliad, director on Goliad County Groundwater Conservation District, the Goliad representative on the San Antonio River Authority's Environmental Advisory Committee, and the Goliad representative on the Texas Coastal Bend Regional Tourism Council.

Ronnie Luster Ronnie Luster
Calhoun County
Ronnie Luster received his BBA from The University of Texas in 1966. Luster currently has over 52 years' experience as a professional broker in commercial insurance. He is a founding member of Gulf Coast Conservation Association, now Coastal Conservation Association or CCA. He is also an Executive Board Member of CCA National and CCA Texas, and currently serves on the Insurance Committee for CCA National. He is a member of the CCA Texas Management Committee, Chairman of CCA Texas Parks & Wildlife Committee and serves on CCA Texas Governmental Affairs Committee. In 2005 Governor Rick Perry nominated Ronnie to represent Texas on the Joint Commercial/Recreational Fisheries Advisory Panel of the Gulf States Marine Fisheries Commission. Field & Stream magazine named Ronnie the winner of their National 2006 Hero of Conservation award for initiating the volunteer driven retrieval of abandoned crab traps. Luster currently works as a Client Advocate with Willis of Texas and is leader of the Middle Market Energy Unit. Ronnie and his wife, Lynn, have been married 50 years and have two sons. Ron Jr., and Preston.

Tommy Mathews
Tommy Mathews
Boerne, Texas
Tommy Mathews is president of Westward Environmental, Inc. He is a member of the National Registry of Environmental Professionals, Texas Board of Professional Geoscientists, Associated General Contractors of Texas, and Texas Hot Mix Asphalt Pavement Association, and president of the Cow Creek Groundwater Conservation District. Mr. Mathews is past board chair of the Allied Division of the Texas Aggregate and Concrete Association, and a past board member and past secretary of the National Stone, Sand and Gravel Association. He is also past president of the Hill Country Alliance of Groundwater Conservation Districts, past citizen representative of the Lower Guadalupe River Water Supply Project Advisory Forum, and past board secretary of the Winston School San Antonio Board. Mathews received a bachelor's degree from Trinity University. Mathews is also serving on the Guadalupe-Blanco River Authority Board through February 1, 2015.

Diane McMahon
Kerrville, Texas
Ms. McMahon of Kerrville is retired from the United Space Alliance, NASA. Ms. McMahon received a Bachelor of Science and Master of Science in Biological Sciences from the University of Houston, Clear Lake. She is an active Master Naturalist and Master Gardener, and has been a member of the board of directors for the Upper Guadalupe River Authority since 2015. Previously, Ms. McMahon served on the Headwaters Groundwater Conservation District board for eight years, as well as on the City of Kerrville Parks and Recreation Advisory Board.

John P. Schneider, Jr. John P. Schneider, Jr.
Lockhart, Texas
John P. Schneider, Jr. received a BBA degree from Texas A&M University and is president of Schneider & Associates, Inc., specializing in commercial, farm and ranch real estate in Central and South Texas. He belongs to the Austin Real Estate Council, the Society of Texas A&M Real Estate Professionals, the Texas Southwestern Cattle Raisers Association, board member of the Twelfth Man Foundation, past chairman of the Texas Real Estate Center Advisory Committee and the Executive Committee of the Texas Agriculture Summit, is past chairman of the A&M College of Agriculture Development Council, and the Association of Former Students. He was a former member of the State Executive Committee and Austin Chapter President of the Coastal Conservation Association. Schneider assists in managing the family cow-calf operation. Schneider was appointed to the Guadalupe-Blanco River Authority in 1999 by Governor George W. Bush and was elected GBRA Board Chair in 2003. He is one of the original Trustees of the Guadalupe-Blanco River Trust.

Dr. Stephen Wilson Dr. Stephen Wilson
New Braunfels, Texas
Dr. Stephen Wilson received his bachelors in biomedical science at Texas A&M University in 1976, and his doctorate in veterinary medicine in 1979. He built and opened the Calhoun County Animal Hospital in 1982 and practiced there until selling it in 2016, working there as an associate until March of 2019. He has served as the regional veterinarian for the Texas Marine Mammal Stranding Network, treating stranded whales and dolphins, and has provided local emergency services for injured birds of prey (working with John Karger, Last Chance Forever in San Antonio). Dr. Wilson also worked with the late Tony Amos at the UT Marine Science Center, providing surgical services for injured or hooked sea turtles. He was received the 1996 Texas State Game Warden's Conservationist of the Year award.
Dr. Wilson served on the GBRA Board of Directors from 1999-2008, acting as Vice President and eventually President of the board. Wilson was also one of the initial board members of the San Antonio Bay Foundation where he served a term as president and has previously served on the GBRT Board. He has been married to his wife Brenda Wilson for 43 years and has 2 grown sons, Grant and Peyton. He currently lives in New Braunfels, Texas.

Tyler Sanderson Tyler Sanderson
Exective Director
Tyler Sanderson received a B.S in Agricultural Economics, a Master of Science in Forest Hydrology, and a Graduate Certificate in Stream and Watershed Science from the University of Kentucky. During his time away from school, Tyler developed strong interest in conservation and natural resource management as an AmeriCorps Volunteer and university research assistant. He understands the importance of protecting land and water resources, and is passionate about educating others about their significance. He believes the most important avenue of change is through effective public education, and the best way to do that is community involvement.
Tyler comes to GBRT after 3+ years as the Land Conservation Manager at Green Spaces Alliance of South Texas in San Antonio. Over 1 year of his time at Green Spaces Alliance Tyler served as the interim executive director. The majority of his work there was facilitating the purchase of conservation easements for the protection of the Edwards Aquifer, and protecting encroachment around Joint Base San Antonio military installations. Tyler has served on the board of directors of the Texas Master Naturalist Alamo Area chapter, and the Land Heritage Institute.

Lisa Adams Lisa Adams
Development Director
Lisa Adams is a proud native Texan born in Fort Hood, Texas. As an Army Brat, she lived for 18 years on military bases in Korea, Japan and Germany where she graduated from the International School of Dusseldorf. Lisa earned a B.A. in Mass Communication from Texas State University.
She has worked for the State of Texas' Attorney General's Office, Texas Department of Economic Development, and Texas State University. Following her tenure with the State, she worked for Central Texas Medical Center in San Marcos, helping to develop their hospice programs for 12 years. Lisa then moved on to the Texas Rural Water Association (TRWA) as their Development Director. After three years with TRWA, she successfully helped to develop their Foundation's programs including the Veteran Employment and Rural Water Workforce Initiative programs.
Lisa's strengths include business development, community outreach, grant writing, public relations and fundraising. She looks forward to utilizing her special skills and helping GBRT to fulfill its mission. When she is not working, Lisa enjoys spending time with her husband, Chris, their daughters Caitlyn and Summer, and their dog Schatzi. Her hobbies include running, cooking, gardening, live music and volunteering for the Kyle VFW and Auxiliary Post.