ADR Contratistas SAS

• CICSA COLOMBIA S.A. (TELMEX)

• METROTEL REDES S.A

• ITECOL LTDA (INTERNEXA)

• PRECOOM (ERICSSON – MOVISTAR)

• IMPLETEL LTDA (ERICSSON – MOVISTAR)

• ITECOL LTDA (COMCEL)

• INTELCAB S.A. (COMCEL)

• FIBER ELECTRONICS

• SRG S.A.S
  

• CARLOS VENGAL PEREZ LTDA

• VERYTEL S.A