Ex Officio Members
Dacota Julson
TWGGA Executive Director
701 S. Main St.
Grapevine, TX 76051
817-424-0570 (Vineyard)
817-251-4329 (Fax)
210-867-2576 (Cell)
executive.director@twgga.org
Dr. James Supak
Texas PD Task Force A&M Liaison
979-255-5611 (Cell)
979-862-4389 (Vineyard)
j-supak@tamu.edu
George Nash
USDA-APHIS-PPQ
903 San Jacinto Blvd., Suite 270
Austin, TX 78701-2450
512-916-5241 (Vineyard)
512-916-5243 (Fax)
george.h.nash@usda.gov
David Kostroun
Regulatory Programs – Texas Dept. of Agriculture
1700 North Congress Ave.
Stephen F. Austin Building, 11th floor
Austin, TX 78701
512-463-0012 (Vineyard)
512-463-8225 (Fax)
david.kostroun@agr.state.tx.us