Walter Negley

Chairman Emeritus

Walter Negley, STPRA founding board chairman, is president of two heavy industrial product manufacturing concerns based in Houston, Texas. Other business affiliations include past board member of Highland Resources, a family owned real estate company founded by Herman and George R. Brown, and the A. S. Gage Ranch, founded by family members in Brewster and Presidio Counties in West Texas in 1883.

Walter has served as a director of the Brown Foundation, which was founded in July 1951 and has awarded more than $1.1 billion in grants. He has also served as a board trustee for the Kinkaid School, the M.D. Anderson Cancer Center, the Neuhaus Center, and the Houston Museum of Natural Science.

Walter graduated from Trinity University in 1977 with a B.A. in Economics and attended the MBA program at the University of Texas at Austin. Walter grew up in San Antonio and now resides in Houston with his wife, Suzette, and three daughters.

Eduardo Hinojosa

Director Emeritus

Eduardo Hinojosa comes from a three-generation ranching family. Eduardo took over the family ranching operation in 1953 after the death of his father. He leased approximately 12,000 acres from La Brisa Land and Cattle Company in Starr County from 1953-1960. In late 1960 moved cattle operation to Rancho La-Fe in Jim Hogg County where he and family continue with cattle raising and white tail deer/quail management. He was awarded the Loma Blanca Soil and Water, Conservation District Rancher of the year for 2003, Area III Soil and Water Conservation Districts Absentee Conservation Rancher for 2004, and Recipient of invaluable contributions to Ranching Traditions Starr County Texas, 2004

Eduardo worked in numerous administrative positions for Texas Department of Mental Health and Mental Retardation. Retiring after 30 years of service in 1993 as director of Foster Grandparent Project and the Corpus Christi State School. He started his tenure with the State of Texas as a Texas Game and Fish Warden.

He received a Bachelors Degree from Pan American University, Edinburg, Texas and a Masters Degree from Corpus Christi State University, Corpus Christi, Texas. Eduardo moved to Corpus Christi in 1970 and quickly became involved with the community. He has served on numerous boards and commissions for the City of Corpus Christi including Crime Stoppers, Ethics Commission for the city and Corpus Christi Housing Authority Commission. Eduardo graduated from Leadership Corpus Christi Class XX.

He is a member of Texas and Southwest Cattle Raisers Association, Texas Farm Bureau, and Texas Wildlife Association.

Eduardo married his wife Ann in 1971. They have 2 children, Edward S Hinojosa and Yvonne Oliver and 4 grandchildren.

Berdon Lawrence


Berdon Lawrence is President of L3 Partners, LLC, which manages the assets and investments of his family. He is Chairman Emeritus of Kirby Corporation, a tank barge company moving petrochemicals and petroleum products on the inland waterways. Kirby operates 900 tank barges and 200 towboats, and provides employment for over 3,100 people. Kirby Corporation is headquartered in Houston.

Lawrence is the past Chairman of the Waterways Council, past Chairman of the Inland Waterways Users Board, past Chair and member of the American Waterways Operators, Clean Channel Association, National Waterways Council and Texas Waterways Operators. He is a member of the Houston Maritime Association and the Texas World Presidents’ Organization.

Lawrence is on the Board of the Kinkaid School and a member of the M.D. Anderson Board of Visitors. He is a member of the Tulane University Business School Council, the Galveston Bay Foundation, the Rolanette and Berdon Lawrence Bone Disease Program of Texas and a member of St. Martins Episcopal Church.

He received a BBA degree in 1964 from Tulane University and an M.B.A. the following year, also from Tulane.

Lawrence owns the Laborcitas Creek Ranch which is located In Brooks County on Highway 285, west of Falfurrias.

Mauro R. Garcia Jr.


Pharmacist, Oil/Gas Investments and Oil/Gas Development, Real Estate Investments

Mr. Garcia's family has been ranching in south Texas since the 1750’s. He was a graduate of Falfurrias High School ‘62 and graduated from the University of Texas ’67 BS in Pharmacy. He was a member of Board of Regents for University System of South Texas from 1986 to 1991 which included Texas A & I University, Corpus Christi State University and Laredo State University. He was a member of Board of Directors Brooks County Independent School District for 12 years. He is a member of Board of Directors for Brush Country Groundwater Conservation District. Mauro is married to Patricia Leo and has one daughter, Andrea Lauren Garcia.

Sylvia Chavez

Vice President

Sylvia Chavez is third generation owner of Tacubaya Ranch located in Southern Brooks County. Sylvia was born and raised in the Rio Grande Valley. She lived in Austin, Texas for over 25 years until she returned to the Valley. Sylvia became the owner of Tacubaya Ranch in 2005 and moved to the ranch in 2007. Sylvia oversees the ranch operations, consisting of cattle grazing, hunting and wildlife photography.

Bruce P. Hoffman


Bruce Hoffman has been in the banking and investment business since graduating from the University of Texas at Austin in 1972. He grew up in Alice and spent much time on his family’s ranches located in Duval and Jim Wells counties. He is proud of his family’s history of ranching in South Texas since the late 1800’s and he and his wife Gail moved to their ranch near Ben Bolt in March of 2013.

In January of 2019, after 30 years in the investment business he became a managing partner of Coastal Bend Wealth Partners. Coastal Bend Wealth Partners is a full service independent office of Raymond James Financial Services offering a number of investments and investment advice.

He is a member of the Texas and Southwest Cattle Raisers Association, Texas Farm Bureau, Texas Wildlife Association, Alice Rotary Club and the STPRA. He supports wildlife education programs, research and getting youth more involved in the outdoors. He does this through his efforts as a member of the Harvey Weil Sportsman Conservation Steering Committee and serving on the Board of Wildlife in Focus.

Bruce and Gail have two children. Their daughter Kelly Bolinger, lives in Wimberly with her husband John and their daughter Brooke. Their son, Brent lives with his wife Jenna and their two sons – Briggs and Stratton on their property adjacent to the ranch.

W.W. "Whit" Jones III


A South Texas native, Whit currently helps operate his families ranch in Jim Hogg County. Whit serves as a director of the First National Bank of Hebbronville, is on the Appraisal Review Board for Jim Hogg County, is a director of Texas Wildlife Association and serves on their executive committee. He is a member of the Wildlife Committee of Texas and a director of the Texas and Southwestern Cattle Raisers Association. STPRA member since 2011.

Mark Alvarenga

Mark Alvarenga, an Arlington, TX native, has been with IBC-Zapata for 11 years after graduating from St. Mary’s University in San Antonio with a B.S. degree in Business. In 2005, he was hired as an Operations Coordinator for IBC and has since been promoted to Corporate Sales Manager and is also the 1st Vice President of Sales. Alvarenga is an active member of the community. He has served on the Board of the Boys & Girls Club in Zapata for nine years and has also served as Vice President of the Board for the past 2 years; Vice President of the Executive Committee Board for Zapata for United Way Laredo; and a volunteer for the Lady Giants Softball Club. He is married to Rachel Medina Alvarenga and together they have three daughters, ages 8, 6, and 4.

Frank Armstrong

Frank Armstrong was born in Laredo, Texas and raised in Hebbronville. A fifth generation Texan he obtained both a Master of Science in Petroleum Engineering and a Bachelor of Laws degrees from The University of Texas. He is Manager of Armstrong Ranch, Ltd. which owns and operates cattle ranching operations in Jim Hogg County. He currently serves as Chairman of the Board of The First National Bank of Hebbronville. He resides in Corpus Christi where his law practice is limited to representing land and mineral owners. His community involvement in Corpus Christi includes serving as Chairman of the CHRISTUS Spohn Development Foundation and past member of the Board of Trustees of St. James Episcopal School. He is a member of the King’s Men and was named King Alonso 56th in the annual Buccaneers Day celebration.

Giovana Benitez

Giovana Benitez grew up around a family owned stocker and pre conditioning yard in Edinburg, Texas. She has been actively involved in the management of the operation since 2011. Giovana has participated and volunteered in several community regional and state organizations and is a senior at University of Texas Rio Grande Valley in Edinburg, majoring in Finance and Economics. Giovana is eager to help promote South Texas agriculture, cattle industry and landowner property rights.

Alice East

She is a rancher born to Tom & Evelyn East in Laredo, Texas. She now resides in Linn, Texas.

Ann Gibbs

Ann Gibbs is co-owner and operator of San Pablito Ranch in Jim Hogg County. Born in Waco, Ann earned a Bachelor of Science degree in Biology at Southern Methodist University in Dallas, where she taught high school Biology for five years. She moved to Houston in 1972, where she remains active in multiple civic and cultural organizations. She also pursues her interests in golf, travel, and competitive bridge when she is not working on game management and residing at San Pablito Ranch. She and her husband, Jim, are the proud parents of two children and six grandchildren.

James "Jim" Gibbs

James Gibbs, currently the owner and operator of San Pablito Ranch in Jim Hogg County, brings a wealth of business and ranching experience to the STPRA board of directors. Prior to his 18 years as chairman and CEO of Frontier Oil Company, he served in senior officer positions in another business concern and with a major Texas bank corporation. Originally from Kilgore, James holds a PhD in Economics and Finance from SMU, where he was also a faculty member in its graduate and undergraduate programs. Additionally, James holds a BS degree in Engineering, also from SMU. James currently serves on numerous corporate and professional boards, mostly in the Houston area, and pursues his primary interests of ranching, hunting and horses.

Richard L. Guerra

Richard Guerra, a native of South Texas and McAllen, TX resident, is a long time member of STPRA, having joined the organization in 2008. Richard a retiree of TxDOT, currently manages his ranch in Roma, TX.

William T. "Billy" Guerra

Billy Guerra, a native of Roma, TX, currently helps operate the family ranch in Starr County. Prior to returning to the ranch, he was in the automotive industry for over 25 years. Billy's love for the property he grew up on made him instantly attracted to the South Texans' Property Rights Association and its mission.As an incoming board member, he looks forward to advocating for STPRA and expanding its membership and influence. Billy resides in McAllen with his wife of 29 years, Iris. They have one son, Will, who lives and works in Austin.

Robin Borglum Kennedy

Robin Borglum Kennedy is proud to be part of a pioneer South Texas ranching family. She and her immediate family, through La Rucia Ranch Company, have ranched in Brooks and Hidalgo County for nearly 30 years. The opportunity to understand more fully the complex issues and challenges ahead for property owners has been an important reason to support STPRA. Only by a combined effort on common interests can these problems be resolved.

Beth Knolle-Naiser

Beth Knolle Naiser is part of a family which has ranched in Texas since its members arrived with Stephen F. Austin’s first colony. Beth grew up in Houston, where her father was manager of the Houston Livestock Show for 22 years. She graduated with a Bachelor of Fine Arts degree from the University of Texas at Austin in 1971 and has lived in the Coastal Bend area since that time. She now raises beef cattle on the Knolle Farm & Ranch, which was once one of the nation’s largest dairy operations. In 1997, she opened a bed and breakfast on the ranch, specializing in hospitality and "country luxury". Beth is married to Stephen Naiser, who has been in the custom grass planting business for 27 years. Besides her service on the STPRA board, Beth is a member of the board of directors of the Texas and Southwestern Cattle Raisers Association and is very involved with that organization’s promotional activities.

Eric Opiela

Eric Opiela is a 5th generation Texan, rancher and attorney. He currently chairs STPRA’s Eminent Domain Subcommittee and has worked to implement our legislative agenda for the past two legislative sessions. His law practice focuses is on representing landowners in property and administrative law matters before government agencies. He ranches in Karnes, Bee, Live Oak, and Wilson counties. Eric is a graduate of the University of Texas at Austin and the University of Texas School of Law, and has represented South Texas on the State Republican Executive Committee, where he currently serves as Associate General Counsel.

Joseph "Joe" F. Phillips

Joe, a sixth generation Texan, was born in McAllen, TX and attended Texas public schools. Joe is a 1972 graduate of the University of Texas, where he received a Bachelor of Journalism, and went on to pursue his career in journalism. After serving on the staff of the Daily Texan for three years, he worked for the Joliet (III) Herald-News and Cincinnati Enquirer before moving to Central America and co-founding the San Jose News in 1973 and the Guatemala News in 1976. After returning to the U.S., Joe joined his families petroleum business, Phillip Properties, Inc. Serving as President/CEO from 1985-1999, Joe helped build it into a regional chain of convenience stores, truck stops, and Burger King restaurants. A current resident of Mission, TX, Joe owns several rural properties, and has served on the board of numerous local and state government agencies as well as non-profit organizations. Joe has one son, Andrew, who is an assistant professor of emergency medicine at the University of North Carolina. Joseph Phillips has been a STPRA member since 2012.

Ellen Randall

Ellen Randall has served on the boards and advisory councils for various organizations, including the Texas Parks and Wildlife Game Bird Advisory Board, Nature Conservancy Advisory Council, St. Elizabeth’s Hospital in Beaumont, the Medical and Surgical Hospital in Beaumont, Aspen Institute/ Aspen Meadows Board, Aspen Institute Fellows Board, Aspen Theater in the Park Board, and other organizations such as the D.A.R. and Junior League. She currently is very involved with the UT Press and the Caesar Kleberg Wildlife Institute, and serves on the UT Development board. Randall graduated from Saint Stephen’s School in Austin and from The University of Texas in Austin. She was born in Wichita Falls and grew up on a near-by ranch at Prairie Flower, Texas. She spends considerable time working with government programs aimed at improving land in South Texas and restoring the native grasses and plants. She and her husband, Edward Randall III, reside in Houston and Hondo.

Dr. Neal Wilkins

Neal Wilkins is President and CEO of the East Foundation, where he is responsible for leading the Foundation’s mission of supporting wildlife conservation and other public benefits of ranching and private land stewardship. With Headquarters in San Antonio, the East Foundation owns and operates about 218,000 acres of South Texas ranchland as a working laboratory for its research, education and outreach programs. Before joining the East Foundation in 2012, Neal was a Professor of Wildlife Science and served as the Director of the Texas A&M Institute of Renewable Natural Resources and the Texas Water Resources Institute where he coordinated the programs of more than 45 scientists and professional staff. Neal has more than 28 years of experience leading research and conservation efforts across private lands in Texas, Tennessee, Florida, Washington, and Oregon. His primary focus has been habitat management and conservation of land, water, and wildlife resources on private lands. His work integrates science, policy and economics for developing wildlife conservation programs. Until 2006, Neal was statewide program leader for wildlife and fisheries with Texas A&M Agrilife Extension. Prior to joining the Texas A&M faculty in 1998, he directed wildlife and fisheries programs for Port Blakely Tree Farms, a 150,000-acre forest landholding in the Pacific Northwest. Neal is a Director and former Vice-President of Texas Wildlife Association. He serves on the board of Texan-by-Nature, the Management Council for the King Ranch® Institute for Ranch Management, and is a Professional Member of the Boone & Crockett Club. He and his wife Sandra have two grown children, Ashley and Matt.