Contact and attention channels
You can contact us through the following channels:
General inquires: 
Grupo Energía Bogotá
PBX +57 (601) 3268000 Ext.: 5555
Email: gestionproveedores@geb.com.co 
Functional inquires about SAP Ariba:
Grupo Energía Bogotá
PBX +57 (601) 3268000 Ext: 5555
Email: gestionproveedores@geb.com.co 
Technical inquires about SAP Ariba: 
SAP Ariba Network
https://service.ariba.com/Supplier.aw/ 
You must enter the previous link with your Ariba Network credentials and the following information will be available on the portal:
 
    A help center with manuals and support videos for the use of the tool
    A remote assistance center with: email, online chat or phone support