Expertise and operational capacity always at the service of our customers

We are Italy’s leading provider of telecommunications services.
Thanks to our experience and in-depth knowledge of the industry since 1921, our regionally distributed operational staff and extensive partner network, we offer Service Providers and Infrastructure Players design, management, implementation and maintenance services for telecommunications networks and sites.

On the strength of our operational and engineering expertise, we now confidently accompany our customers as advisors in their project choices and during the realisation of complex transformation, modernisation and optimisation projects of network infrastructures and systems.

We are the reference company for the implementation of ultra-wideband network development plans. Every day we work to ensure the continuity of service of TLC infrastructures, from individual subscriber lines to backbones, data centres and the most strategic power plants, performing an essential service for the digital transformation and the social and industrial development of the country.


“We build modern and efficient telecommunications infrastructures and ensure their proper functioning over time. The result of our work improves people’s lives and contributes to the social and industrial development of the country.”


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Turnover (2022)


Discover our telecommunications service platform for customer success and country development


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cables (optical and copper) laid every day by Sirti

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optical fibre cables maintained by Sirti

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mobile radio users served by the infrastructure maintained by Sirti

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maintenance operations per year on telecommunications sites and equipment


We are a recognised player in the world of telecommunications

In our 100-year history, we have contributed to the development of the majority of our country’s telecommunications infrastructure, demonstrating reliability, competence and care for quality. Customers choose us because of our culture of technical competence and operational capacity to tackle new and complex problems with determination. We love to work as a team in full compliance with the rules, and we care about safety and the environment in which we operate, because the value we create must be sustainable and long-lasting as a testament to our passion for a job well done.


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