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ZENER is a leading company in the field of telecommunications, engaged in multiple activities

Fixed networks (FTTH, HFC, xDSL, etc.), mobile networks (2G, 3G, 4G, 5G), radio networks (WiFi, WiMAX and radio links), satellite, digital television and Home Automation Systems.


Fixed Networks

ZENER is a leading company in the installation and deployment of fixed networks (FTTH, HFC, xDSL, ...) and offers a service, covering all of the necessary activity for their engineering, deployment, provision and maintenance to its customers.

  • Deployment in more than 2 million homes.
  • More than 850 installed FTTN nodes.
  • More than 1.2 million yearly I+M (installation and maintenance) interventions.

Mobile and radio networks

As a leading company in the deployment of mobile telephone networks (2G, 3G, 4G, 5G) and radio networks (WiFi, WiMAX and radio links), ZENER offers turnkey services that cover all necessary activities and processes for the deployment, provision and maintenance of the projects.

  • More than 2,300 nodes deployed.
  • More than 760 radio designs.
  • More than 540 transmission designs.

Residential and Communities

The works we carry out include the installation and maintenance of video surveillance systems, door stations, digital television services, satellite television and home automation systems.

  • ZENER manages telecommunication services for more than 300 resident communities.
  • We are registered by the Ministry of Industry as a telecommunication installation company and are members of Aviatel
    (Association of Antenna and Telecommunications Installers from Valladolid) and Fenitel (National Federation of Telecommunication Installers and Telecommunications).

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