PIWI International is an international association for the promotion of fungus-resistant grape varieties
The members are organized in the countries with their own groups (if there are any) or are direct members of PIWI International.
All members of the regional groups are automatically members of PIWI International.
The following groups currently exist:
PIWI CH - Switzerland
PIWI Italy (in formation)
- PIWI Alto Adige / South Tyrol
- PIWI Friuli Venezia Giulia
- PIWI Lombardy
- PIWI Trentino
- PIWI Veneto
- PIWI Piemont (in foundation)
PIWI Czech Republic