NRI/NRIs of the village.
NRIs can pool together and fund any village.
Well to do Punjab residents fund their own/ any other village.
Designate comfortable yearly amount OR one time amount. Foundation will help in execution.
Funding from any other source can be targeted for specific purpose to benefit any poor family or any specific need of the poor in Punjab.
In some cases the foreign born children of Punjabi NRIs are funding the villages of their roots and thus staying connected to their heritage.