LatinTrade.com 
A B2B that provides interactive tools to research and secure trade finance, insurance, shipping and other services for Latin American businesses.
http://www.latintrade.com/Consur International
Provides consultancy services in economic, finance, investment and technological issues for both the private and public sectors with specific interests in investing in different activities in Mercosur.
http://www.consurint.com
South American Sales
Independent sales representatives, servicing Latin America, Mexico and The Caribbean.
http://www.southamericansales.net
