PSI's regional office for Interamerica is currently based in São Paulo, Brazil. Sub-regional offices are also based in Colombia, Costa Rica, Chile, Barbados and the USA.
Regional Office for Interamerica
Sub-Regional Office for Brazil
Sub-Regional Office for the Andean Region
Andean Project Office (Ecuador)
Sub-Regional Office for Central America
Sub-Regional Office for the Southern Cone
Sub-Regional Office for the Caribbean
Sub-Regional Office for North America