A group of Spanish investors has teamed up to acquire a stake in French construction company Eiffage, Spanish newspaper El Economista reported on Thursday, citing unnamed sources close to the process. Grupo Inmocaral's chairman Luis Portillo Munoz, Grupo 2002 chairman Jose Ramon Carabante, billionaire business woman Alicia Koplowitz and Xavier Solano of Restaura are acquring up to 14% of Eiffage, the paper said.