Qualifications Terna S.p.A.
Overhead HV Lines  380 kV
Overhead HV Lines  132-220 kV
Underground cables 132-400 kV



Qualifications Enel S.p.Az
Overhead HV lines 132-150 kV
UNderground Cables MT-BT

Qualifications RFI S.p.A.
HV Primary lines
Substations AT/MT
Security and signaling installations

Ministry authorization Nr. 5032 for geological surveys and underground works