- Harpax
 - Italian distributor of Wi-LAN radio modems and ethernet bridges. - IPM Group
- Public payphones, screen smart phone, network and datacom equipment, smart and chip cardx
- Itelco
- Manufacturer of telecommunications, radio broadcast transmitters, transposers and translaters including VHF and UHF TV, FM, digital audio broadcast (DAB), microwave telephone equipment.
- TECNORAD Italia
- Software e servizi per telecomunicazioni.
- Telecom Italia
- Provider of fixed-line and wireless telecommunication services.
- Unisource Italia
- Urmet
- Involved in public telephony, radiotelephony, centralized systems for voice and data, and more.
- Valtellina S.p.A.
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