Planet Drum was founded in 1973 to provide an effective grassroots approach to ecology that emphasizes sustainability, community self-determination and regional self-reliance.  Visit site

A non-profit organization legally recognized by the Government of Ecuador. It claims to be the only organization authorized to select and supply volunteers to third party organizations providing their services in social, community, educational, healthcare and ecological projects/programs throughout Ecuador.  Visit site

World Endeavors is a provider of unique international volunteer, internship, and study programs. Our mission is to become a catalyst for positive change in our community and the world through quality international programs.  Visit site

Global Citizens Network sends short-term teams of volunteers to communities in other cultures where participants immerse themselves in the culture and daily life of the community.  Visit site

Cosmic Volunteers is a US-based non-profit organization that offers volunteer and internsip programs abroad in China, Ecuador, Ghana, India, Kenya, Peru, the Philippines, and Vietnam. Our volunteers are placed at schools, hospitals, newspapers, orphanages, HIV/AIDS clinics, women's groups, and other organizations who ask us for assistance. Our volunteers are mostly from the US, Canada, and Europe, from all walks of life, and range in age from high school to retirees.  Visit site

Child Family Health International (CFHI) builds and strengthens sustainable healthcare services for underserved communities worldwide. CFHI conducts international health, service-learning programs for medical, pre-medical and other health students. Each year, by sending students to work and study with our international partners, we provide health services for families and children around the world.   Visit site

The International Health Volunteers Organization (IHVO) is an independent, not for profit humanitarian medical service organization whose primary goal is to encourage, engage, and assist medical personnel who wish to volunteer their skills with international health care projects.   Visit site