Since its foundation Sirti has successfully carried out many important projects for domestic and international Customers in all its activities sectors.

Therefore the Company has the honor to count among its Customers telecommunications operators, railway and urban public transport operators, highway operators, radio and television operators, central and local public administration bodies and large corporations.

Below it is provided is a list of a few Customers that have chosen our expertise and collaboration.

• ANM – Azienda Napoletana Mobilità
• ATAF – Azienda dei Trasporti urbani Firenze
• ATM – Azienda Tranviaria Milanese
• Autostrade per l´Italia
• Autobrennero
• Autostrada Milano-Mare
• BT Italia
• CNIPA
• Comune di Lecce (municipality)
• Comune di Milano (municipality)
• Comune di Roma (municipality)
• Retelit
• Fastweb
• H3G Italy
• Italian Ministry of Communications
• Italian Ministry of Defense
• Rai Way
• Regione Lombardia (region)
• RFI (Rete Ferroviaria Italiana)
• SEA
• TAV
• Tiscali
• TIM
• Telecom Italia
• Terna
• Tele 2
• Vodafone
• Wind 

Abroad, Sirti Group Customers through its subsidiaries and branches are:

• Du (United Arab Emirates)
• LPTIC (Libya)
• ONO (Spain)
• Telefonica (Spain)
• Saudi Aramco