The Solventia Cooperative Group is a banking group in Spain, created in 2011 as part of the process of consolidation of the country's agricultural cooperative banks that also led to the formation of Grupo Caja Rural and Cajamar Cooperative Group. It is centered on Caja Rural de Almendralejo based since 1903 in Almendralejo, Extremadura. Like other cooperative banking groups, Solventia is managed on a highly decentralized basis.