A. Fuentes Méndez, S.A., Mother Company under which all the other ones operate.     Fomdesa (Promotion and Agricultural Development, S.A.), company whose basic function is to create custom-made fertilizers of new generation.  Fertisur (Fertilizers from South-west,S.A.) has as fundamental goal storing, manufacturing, packing and palletising the conventional fertilizers.  Imptra (Importations and Transits,S.A.) is essentially charged of supplying with raw materials.  Logistics of Fertilizantes Fuentes, S.A. company charged of supplying the clients and the authorized distributors  Agricultural Development, S.L. has as social goal the experimental exploitation of rustic farms and the commercialisation of field products.