Solutions for America
Provides research and best practices on community development issues.
http://www.solutionsforamerica.org/    (Business Details)

Assoication of United Window Cleaners
A nonprofit 501 (c)(6) Trade Association for Residential, Route and Low Rise professional Window Cleaning Companies.
http://www.auwc.org    (Business Details)

PPIAF
The Public-Private Infrastructure Advisory Facility was set up by the governments of Japan and the U.K. to help developing countries improve their transportation, telecommunications, sanitation and other infrastructure.
http://www.ppiaf.org    (Business Details)

Volunteer Latin America
Volunteer work opportunities in Mexico, Central and South America in the environmental and humanitarian sectors
http://www.volunteerlatinamerica.com    (Business Details)