About Cuso International Cuso International is a development organization that works to reduce poverty and inequality through the efforts of highly skilled volunteers, collaborative partnerships and compassionate donors. We envision a world where all people are able to realize their potential, develop their skills and participate fully in society. We believe in the power of people, value diversity and take responsibility for our actions and proactively demonstrate that we work with and on behalf of others. Cuso International works in developing countries across the world. We currently have programs in eighteen countries.