Created in 1905, FIEC stands for the European Construction Industry Federation. Through its 32 national member federations in 28 European countries (25 EU & Norway, Ukraine, Turkey), it represents construction enterprises of all sizes (from one person craftsmen and SMEs through to large international firms), from all building and civil engineering specialties, engaged in all kinds of working methods (whether operating as main or sub-contractors).
You can find more information about FIEC at their website.