TAI is led by seven civil society organizations (the Core Team). Each Core Team member acts as a regional lead:

• Africa: Advocates Coalition for Development and Environment (ACODE) (Uganda) and Bioresources Development and Conservation Programme Cameroon, BDCPC (Cameroon);
• Southeast Asia: Thailand Environment Institute (TEI) (Thailand);
• South Asia: Legal Initiative for Forest and Environment (LIFE) (India);
• Europe: Environmental Management and Law Association (EMLA) (Hungary);
• Latin America: Corporación PARTICIPA (Chile) and Iniciativa de Acceso-México (Mexico);
• All Other: World Resources Institute (WRI) (United States).

WRI also acts as the secretariat for the global TAI network.