The Tea Advisory Committee (TAC) advises GTI on programs, research initiatives, and curriculum development. It is composed of representatives from leading tea companies in the US and around the world.

Membership includes the following: 

Bei Teahouse

Bitaco Unique Colombian Tea

DAVIDsTEA

Finlays Teas

HTH Hamburger Teehandel GmbH

Haney & Sons Fine Teas

ITI (International Tea Importers)

Ito En

Mighty Leaf

QTrade Teas and Herbs