Insights

Expansion Opportunities ZENER has a strong footprint in telecoms with a history of 360º service delivery and a track record of rolling out fiber and mobile networks. Potential sales focus: enterprise clients needing turnkey telecom infrastructure, fiber deployment, and ongoing maintenance services across regions where ZENER operates, including international projects.

Renewables Synergy The company emphasizes renewable energy integrations and international turnkey projects, suggesting opportunities to cross-sell energy storage, solar or wind integration, and hybrid solutions to customers seeking sustainable telecom and power deployments.

Operational Scale With over 1,000 employees and revenue in the multi-billion range, ZENER represents a capable partner for large-scale deployments, network modernization, and managed services contracts, appealing to enterprises and carriers seeking reliable, scalable execution.

Tech Readiness Adoption of modern tech stack including OpenAI integration and widely used collaboration tools indicates readiness for data-driven projects, network optimization, and AI-assisted maintenance or fault detection services that can be offered as managed solutions.

Market Position As a pioneer in fiber and mobile networks with a growing national footprint and international projects in 12 countries, ZENER can leverage competitive positioning to target large carriers, governments, and large enterprises seeking trusted turnkey telecom and energy-enabled infrastructure partners.

ZENER Tech Stack

ZENER uses 8 technology products and services including Microsoft SQL Server, OpenAI, jQuery UI, and more. Explore ZENER's tech stack below.

  • Microsoft SQL Server
    Database
  • OpenAI
    Generative Ai
  • jQuery UI
    Javascript Libraries
  • jQuery
    Javascript Libraries
  • Office 365
    Office Suites
  • Microsoft Office
    Office Suites
  • HSTS
    Security
  • Google Plus
    Widgets

ZENER's Email Address Formats

ZENER uses at least 1 format(s):
ZENER Email FormatsExamplePercentage
First.Last@zener.esJohn.Doe@zener.es
85%
First.Middle@zener.esJohn.Michael@zener.es
13%
FLast@zener.esJDoe@zener.es
1%
Last@zener.esDoe@zener.es
1%

Frequently Asked Questions

What is ZENER's phone number?

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You can contact ZENER's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is ZENER's stock symbol?

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ZENER is a publicly traded company; the company's stock symbol is ZENG.

What is ZENER's official website and social media links?

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ZENER's official website is zener.es and has social profiles on LinkedIn.

How much revenue does ZENER generate?

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As of July 2026, ZENER's annual revenue is estimated to be $1B - $10B.

What is ZENER's NAICS code?

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ZENER's NAICS code is 517 - Telecommunications.

How many employees does ZENER have currently?

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As of July 2026, ZENER has approximately 1.5K employees across 5 continents, including EuropeSouth AmericaNorth America. Key team members include Ceo: I. A.Coo: N. N.CFO: N. E. M.. Explore ZENER's employee directory with LeadIQ.

What industry does ZENER belong to?

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ZENER operates in the Telecommunications industry.

What technology does ZENER use?

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ZENER's tech stack includes Microsoft SQL ServerOpenAIjQuery UIjQueryOffice 365Microsoft OfficeHSTSGoogle Plus.

What is ZENER's email format?

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ZENER's email format typically follows the pattern of First.Last@zener.es. Find more ZENER email formats with LeadIQ.

When was ZENER founded?

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ZENER was founded in 1985.
ZENER logo

ZENER

TelecommunicationsCommunity of Madrid, Spain1001-5000 Employees

ZENER is a company based in Madrid, Community of Madrid, with more than 35 years of experience in installing and maintaining telecommunications and renewable-energy infrastructure. It delivers a comprehensive, end-to-end service across project delivery and ongoing maintenance. It has been a frontrunner in fiber-optic deployment and in mobile networks, contributing to its national profile in telecommunications. ZENER emphasizes environmental responsibility by promoting renewable energy through international turnkey projects. Its international work spans turnkey projects in 12 countries, reflecting its cross-border capabilities.

Section iconCompany Overview

Phone number
Website
zener.es
Stock Symbol
ZENG
NAICS Code
517 - Telecommunications
Founded
1985
Employees
1001-5000

Section iconFunding & Financials

  • $1B - $10B

    ZENER's revenue is estimated to be in the range of $1B - $10B

Section iconFunding & Financials

  • $1B - $10B

    ZENER's revenue is estimated to be in the range of $1B - $10B

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