2025 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.

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.

CONTACT A BOARD MEMBER
Join a Committee

Executive Committee

President

Julie Herbort 
Grape Creek Vineyards/Heath Sparkling Wines

Past President

John Matthews 
Cassaro Winery & Vineyard

President-Elect/Treasurer

Karen Bonarrigo
Messina Hof Estate Winery

Secretary

Jim Irwin
Cerro Santo Vineyard

Directors at Large

Michael McClendon
Sages Vintage

Bob Landon
Landon Winery

Joe Riddle 
Uva Morado Vineyards

Regional Directors

Region 1

High Plains

Ty Wilmeth
The Triple D Winery
Winery Director

Brenna Burch
Burch Family Vineyards
Vineyard Director

Region 2

North Texas

Krista Hartman
Red River Wines and Provisions at Hartman Vineyard
Winery Director

Chris Hornbaker
Eden Hill 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