This is an overview of a series of cases specifically prepared by SNV and local partners for the “Seas of Change event, taking place in The Hague, 11-13 April 2012. The cases cover a range of commodities and approaches in value chain development across Africa, Asia and Latin America. They usually include several of the following elements: strengthening of producer organisations, productivity improvement and value addition, business development services, inclusive business ventures, contract farming, marketing arrangements and improved chain financing. The work has been done with local entrepreneurs, NGOs and government bodies. Among the international collaborative partners are: IFAD, FAO, EU, USAID, DANIDA, Helvetas and IDB.