Our Texas Land Specialist™ Agents

Management and Support Team

Glenda Beasley, Cassie Gresham, Jeremy Wheat, Jessi Hyder, Shantel Porterfield, Avalon Powell
Heather Hampton, Beyrl Armstrong, David Braun, Craig Bowen, Tanner Davis, Allison Spence

Joint Venture Advisors

David Braun – Partner, Attorney, and Counselor of Braun & Gresham, PLLC

David’s clients are landowners interested in conserving the rural character of their land. He helps them create and protect sustainable value in their land. David provides legal counsel, practical advice and innovative solutions in various areas, including: purchase and sale of rural land; sale of development rights, conservation easements; estate planning; mitigation banking and conservation development. As founding partner of Braun & Gresham, PLLC, David sets the firm’s high standards for client satisfaction, while promoting its unique approach and “can-do” style. David is also co-founder, Chairman and CEO of Plateau Land & Wildlife Management, which provides ecological services and property tax consulting and works hand-in-hand with Braun & Gresham to meet client goals for their land.

Cassie Gresham – Partner, Attorney, and Counselor of Braun & Gresham, PLLC

Landowners come to Cassie because of her unrelenting dedication to protecting their rights. Cassie helps her clients identify their needs and find the right solutions for them concerning property taxes, buying and selling property, boundary disputes, and conservation and condemnation issues. She has represented her clients’ interests in county and district courts, as well as before various appraisal review boards. Her determination and skill in working with various government agencies and nonprofit entities has helped Cassie earn her reputation as an outstanding client advocate.


Beyrl Armstrong – Co-founder of Plateau Land & Wildlife Management

Few in the land and wildlife management field have more hands-on experience than Beyrl Armstrong. Prior to co-founding Plateau Land & Wildlife Management, he managed all on-site activities of a premier 10,000 acre ranch on the Frio River. Planning, budgeting, personnel, a leased livestock operation, land restoration, new construction, development of hunting and nature tourism operations, and guest services all fell under his direction. Some of Beyrl’s other supervisory experience includes subdivision development where he had oversight of building roads, storm drains, and sanitation sewers, as well as landscape scale conservation and restoration projects in the Texas Hill Country. For the Nature Conservancy of Texas, Beyrl has been involved in the design, management and protection of 24,000 acres of diverse conservation lands, including development of guest and research facilities on Dolan Falls Preserve and management of the Wynne Lodge on Matagorda Island. As a trained property tax consultant, he has worked with several Central Texas appraisal districts on wildlife valuation issues.Thanks to his breadth and depth of knowledge and experience, as well as his undeniable charisma, Beyrl is a sought-after speaker on a variety of wildlife and environmental issues. The son of missionaries, Beyrl was raised in Hawaii and Indonesia and in previous incarnations has worked as shrimper, a sailboat captain, restaurant manager, and hatter’s helper. Beyrl has traveled around the world and sailed across the Gulf of Mexico seven times.