The Government of Guinea Bissau, in partnership with UNIDO (United Nations Industrial Development Organization), ECREEE (ECOWAS Centre for Renewable Energy and Energy Efficiency) and ALER (Lusophone Association of Renewable Energies), supported by the GEF (Global Environment Facility), organized the Guinea Bissau Sustainable Energy International Conference in Bissau, Guinea Bissau, on December 6th and 7th. This event welcomed around 150 participants from Guinean public institutions, private sector, financiers, NGOs and academic institutions.