Liz Thach serves as a wine judge at a variety of national and international wine competitions, including:

American Fine Wine Competition

Best of Wine Country Awards for San Francisco Magazine 

California State Fair Wine Competition

Central Coast Wine Competition

Dallas Morning News & TexSom Wine Competition

Decanter Magazine World Wine Awards

East Meets West Wine Competition

Grand Harvest Awards

International Women’s Wine Competition

Napa Valley Vintage Perspective Jury Tasting

Ningxia China Top Regional Wine Competition

San Francisco International Wine Competition

Silk Route Forum and Tasting Ningxia China

Sonoma County Harvest Awards Competition

Sonoma County Barrel Judging

Southern Oregon Wine Competition

Star/Napa Valley Vintners Tasting Panel

Sunset International Wine Competition

Sydney International Wine Competition

US National Wine Competition

West Coast Wine Competition

Wine 100 Shanghai China Competition

Wine Pinnacle Awards by Genting Singapore

Wines & Vines Packaging Design Awards