2024 Board of Directors
The TWGGA Board of Directors is the governing body of the association, setting strategic policy, providing general oversight, and actively pursuing association goals. The Board of Directors meets three times a year. The meetings are open to the public. Guidelines for visitors can be found here.
To suggest agenda items for the board’s consideration, make remarks to the board, or provide feedback regarding association operations and policy to your regional directors, please contact office@twgga.org.
2025 Board of Directors Nominations
Nominations for the 2025 Board of Directors are open through Friday, October 18. Learn more and submit a nomination here.
Executive Committee
President
John Matthews
Cassaro Winery & Vineyard
Past President
Monty Dixon
Bar Z Winery
President-Elect/Treasurer
Julie Herbort
Grape Creek Vineyards/Heath Sparkling Wines
Secretary
Karen Bonarrigo
Messina Hof Estate Winery
Directors at Large
Roxanne Myers
Lost Oak Winery
Bob Landon
Landon Winery
Joe Riddle
Uva Morado Vineyards
Regional Directors
Region 1
High Plains
Jim Irwin
Cerro Santo Vineyard
Winery Director
Ty Wilmeth
The Triple D Winery
Vineyard Director
Region 2
North Texas
Mark Rogers
Marker Cellars
Winery Director
Dr. Fred Cummings
Edge of the Lake Vineyard
Vineyard Director
Region 3
Gulf Coast
Diane Lynn Zimmerman
Teysha Vineyards
Winery Director
Ricardo Rubiano
Rubiano Vineyards
Vineyard Director
Region 4
West Texas
Kalyn Hodges
Los Nopales Wines
Winery Director
Bart Neff
Christoval Winery
Vineyard Director
Region 5
Hill Country
Sammy Lam
Wanderlust Wine Co.
Winery Director
Bryan Chagoly
Sandy Road Vineyards
Vineyard Director