Company lists · Data refreshed September 2026
Top 25 Telecommunications providers based in Italy
RevenueBase identified 917 telecommunications providers headquartered in Italy as of September 2026 and tracks 40,588 professional contacts across them, including 10,469 with verified work emails. Roma is the largest hub.
This list covers telecommunications providers headquartered in Italy, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest telecommunications providers based in Italy
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 19,263 contacts → | ||||
Indirect evidence “We are driving the digital transition of Italy and Brazil with innovative technologies and services because we want to contribute to accelerating the sustainable growth of the…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 3,850 contacts → | ||||
Indirect evidence “WINDTRE è l’operatore italiano che offre connessioni, energia e prodotti assicurativi*.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 3,297 contacts → | ||||
Indirect evidence “A partire dal 1° gennaio 2026 Fastweb S.p.A.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,520 contacts → | ||||
Indirect evidence “A partire dal 1° gennaio 2026 Fastweb S.p.A.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,009 contacts → | ||||
Indirect evidence “Tiscali Italia S.p.A.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 806 contacts → | ||||
Indirect evidence “EOLO è un operatore di telecomunicazioni con capitale interamente italiano che ha saputo proporsi al mercato con tecnologie innovative, elevata affidabilità e flessibilità.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 769 contacts → | ||||
Indirect evidence “Sparkle is a global service provider offering a complete range of capacity, IP, SD-WAN, colocation, IoT connectivity, roaming and voice solutions designed to meet the ever…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 623 contacts → | ||||
Strong evidence “Retelit is one of the leaders in Italy in the Telecommunications sector focused on the B2B market, with an offer that integrates infrastructure and digital solutions, and with a…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 224 contacts → | ||||
Indirect evidence “Sostenere la crescita delle imprese semplificando le telecomunicazioni” è una missione che in Welcome Italia svolgiamo con passione e competenza, e grazie alla fiducia che ci…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 203 contacts → | ||||
Indirect evidence “Internet Service Provider, Telephony Operator, Hosting and Colocation Services in data center, Cloud Service Provider, System Integrator R&D capabilities, specail ICT projects…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 144 contacts → | ||||
Indirect evidence “INTRED nasce a Milano nel gennaio 1996 con l’obiettivo di fornire servizi di Telecomunicazioni ed Internet.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 138 contacts → | ||||
Indirect evidence “OpNet è la Company Wholesale WindTre, partner di operatori TLC e aziende di settori adiacenti, come Multiutilities, Assicurazioni e Grande Distribuzione, che necessitano di…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 135 contacts → | ||||
Indirect evidence “La più grande realtà del settore TLC & ICT nel Triveneto.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 132 contacts → | ||||
Indirect evidence “SELEKTRA ITALIA Srl nasce a fine 2018 dalla fusione societaria di TELEKTRA e SETEL, due società che hanno nei Servizi e Prodotti per Telecomunicazioni il loro Core Business.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 116 contacts → | ||||
Strong evidence “TWT S.p.A, an independent telecommunications company founded in 1995, addresses the Reseller, Carrier and Corporate markets with a full range of integrated communication services…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 115 contacts → | ||||
Indirect evidence “Gruppo Sistemi Ufficio é presente sul mercato italiano da più di 60 anni, conta oltre 200 collaboratori, 10 sedi in Italia, circa clienti ed opera nei settori Telecomunicazioni…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 107 contacts → | ||||
Indirect evidence “L'AZIENDA Da molti decenni Sertori S.p.A.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 99 contacts → | ||||
Indirect evidence “In 2009 AB Medica Group, following its long-term strategy regarding business diversification, established A TLC S.R.L, targeting the acquisition of some strategic assets of Aethra…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 99 contacts → | ||||
Indirect evidence “Siamo un operatore di telecomunicazioni e un System Integrator a livello nazionale con un’ nel settore.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 75 contacts → | ||||
Indirect evidence “Costituita nel 2003, è un’azienda specializzata in servizi di banda ultra larga e telecomunicazioni wireless.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 73 contacts → | ||||
Indirect evidence “Gruppo Sistema Italia è il brand che identifica il più grande network italiano di aziende operanti nella commercializzazione di servizi e prodotti di telefonia fissa e mobile alle…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 72 contacts → | ||||
Indirect evidence “Aiutiamo le imprese italiane a orientarsi nel mondo delle telecomunicazioni, guidandole nella scelta dei migliori servizi disponibili in questo campo.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 63 contacts → | ||||
Indirect evidence “Dal 1982 un punto di riferimento nel mondo delle telecomunicazioni.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 57 contacts → | ||||
Indirect evidence “Timenet fornisce, dal 1996, servizi di telecomunicazione, trasmissione dati e voce.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 57 contacts → | ||||
Indirect evidence “Ambrogio è una Digital Company, che da 15 anni aiuta migliaia di aziende a sfruttare al meglio la tecnologia internet e le telecomunicazioni, fornendo soluzioni personalizzate e…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: telecommunications providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names telecommunications providers.
- Partial evidence
- Its own public description names part of telecommunications providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name telecommunications providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 917 telecommunications providers based in Italy
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Telecommunications providers based in Italy at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Italy, so it is reported there. Company counts and contact totals on this page are exact for Italy, over 917 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among telecommunications providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Italy whose own description of what they do matches “telecommunications providers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names telecommunications providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among telecommunications providers, and records with no verified work email. Companies headquartered outside Italy are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 10,469 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Telecommunications providers by metro
- Telecommunications providers in Roma56
- Telecommunications providers in Milano34
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names telecommunications providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many telecommunications providers are there based in Italy?
RevenueBase identified 917 telecommunications providers headquartered in Italy as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
TIM, headquartered in Milano, tops this list with the largest team on record.
Which city has the most telecommunications providers?
Roma leads with 56 headquartered companies, followed by Milano (34) and Torino (23).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 10,469 verified decision-maker contacts tracked across these 917 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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