ENGINEERS AND ASSOCIATED SERVICES S.A.C. E & A SERVICES S.A.C.

 SOLEXPORT S.A.C.  SAM FACILITY SERVICES S.A.C.  ENGINEERS AND ASSOCIATED SERVICES S.A.C. E & A SERVICES S.A.C.  PROTEGE PERU MULTISERVICIOS S.R.L.  PROCARVI SOCIEDAD ANONIMA