NCBA NCBA NCBA CLUSA is the nation?s oldest and largest national membership association representing cooperatives of all types and in all industries. We are democratically organized and operate according to internationally recognized cooperative principles. NCBA CLUSA?s mission is to develop, advance and protect cooperative businesses and to demonstrate the power of the cooperative business model to achieve economic and social impacts. As the apex organization representing the interests of the US cooperative community, NCBA CLUSA provides a strong, unified voice on Capitol Hill. The Association?s portfolio includes programs and services that meet the shared advocacy, education and communications needs of a cross-sector, US cooperative community. In addition to its work domestically, NCBA CLUSA?s international program has been engaged in cooperative and sustainable business development in over 100 countries for close to 60 years.