Company lists · Data refreshed November 2026

Top 25 Telecom maintenance contractors worldwide

RevenueBase identified 6,546 company matches for telecom maintenance contractors worldwide as of November 2026 and tracks 184,109 professional contacts across them, including 25,942 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for telecom maintenance contractors worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for telecom maintenance contractors follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
6,546Companies
184,109Contacts tracked
25,942Verified emails
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The 25 largest telecom maintenance contractors worldwide

Ranked by team size
Top 25 of 6,546 company matches for telecom maintenance contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 202610001+8,708 contacts →

Exact match

“A Serede é uma empresa prestadora de serviços de implantação e manutenção em redes de Telecom, fundada em 06 de agosto de 2007.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchParis, FranceHQ recorded Nov 6, 202610001+4,138 contacts →

Exact match

“A global player in the telecom infrastructure services industry, the Circet Group provides operators, local authorities and key accounts throughout the world with an integrated…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNavi Mumbai, IndiaHQ recorded Nov 6, 20261,001-5,0002,896 contacts →

Exact match

“GTL, a Global Group Enterprise, is a leading Network Services company, offering services and solutions to address the Network Life Cycle requirements of Telecom Operators…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPaso Robles, CA, United StatesHQ recorded Nov 6, 20261,001-5,0002,767 contacts →

Exact match

“PEARCE from CBRE is the largest national independent provider of outsourced repair, maintenance, and engineering services to critical infrastructure in the renewable energy, power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchIssy Les Moulineaux, FranceHQ recorded Nov 6, 20261,001-5,0002,356 contacts →

Exact match

“En première ligne de la transformation numérique des entreprises et des territoires, le Groupe Sogetrel est spécialisé dans les services aux infrastructures numériques et…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchMclean, United StatesHQ recorded Nov 6, 20265,001-10,0002,335 contacts →

Exact match

“In Feb.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 20261,001-5,0002,017 contacts →

Exact match

“A Araujo Abreu foi fundada em 1922.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBrasilia, BrazilHQ recorded Nov 6, 20265,001-10,0001,973 contacts →

Exact match

“A RCS é uma empresa de Engenharia especializada em oferecer serviços técnicos de missão crítica com alta tecnologia aplicada, para clientes que necessitam manter suas atividades…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchParis, FranceHQ recorded Nov 6, 20261,001-5,0001,852 contacts →

Exact match

“Camusat is one of the market leaders in the implementation of telecom infrastructures and one of the most experienced network developers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBeirut, LebanonHQ recorded Nov 6, 20261,001-5,0001,724 contacts →

Exact match

“ieng Group delivers EPC and O&M infrastructure services with a strong focus on the telecom and power industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMontreal, QC, CanadaHQ recorded Nov 6, 20261,001-5,0001,658 contacts →

Exact match

“From a regional telecom networks builder in 1967 in Quebec (Canada), Telecon has grown into a world-class industry-leading telecom networks design, infrastructure and connectivity…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchJakarta Pusat, IndonesiaHQ recorded Nov 6, 20261,001-5,0001,573 contacts →

Exact match

“Moratelindo is part of PT Ekamas Mora RepublikTbk (MoraRepublic), one of Indonesia’s largest integrated infrastructure Telecommunication and connectivity providers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMadrid, SpainHQ recorded Nov 6, 20265,001-10,0001,358 contacts →

Exact match

“En Zener crecemos acelerando el crecimiento de nuestros clientes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLenexa, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,356 contacts →

Exact match

“Wachter is on the cutting-edge of technology and infrastructure installation and has been since 1930.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWembley, United KingdomHQ recorded Nov 6, 20261,001-5,0001,204 contacts →

Exact match

“Established in 1985 to support the emerging UK cable television market, Kelly Group has diversified to meet the needs of our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMuri Bei Bern, SwitzerlandHQ recorded Nov 6, 20261,001-5,0001,144 contacts →

Exact match

“Connected for the future with cablex.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFrisco, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,079 contacts →

Exact match

“Goodman Solutions is a leading field services company with network and electronics technicians, serving customers across the nation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSturgis, KY, United StatesHQ recorded Nov 6, 20261,001-5,0001,011 contacts →

Exact match

“Ervin Cable Construction, LLC (ECC) is a seasoned leader in telecommunications construction, founded in 1980.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchThaon-les-vosges, FranceHQ recorded Nov 6, 20261,001-5,0001,006 contacts →

Exact match

“Forte de ses 1 200 collaborateurs et de son bureau d’études intégré, ERT Technologies, est une filiale de SFR Group et représente les activités d’Altice Technical Services en…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchFaribault, MN, United StatesHQ recorded Nov 6, 20261,001-5,0001,005 contacts →

Exact match

“KGPCo is a key strategic partner to the world’s leading communication and technology companies creating the next generation of networks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchFort Lauderdale, TN, United StatesHQ recorded Nov 6, 20261,001-5,000997 contacts →

Exact match

“Founded in 2013, ITG is a national provider of end-to-end digital infrastructure services delivered through a turnkey model.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchDublin, United StatesHQ recorded Nov 6, 20261,001-5,000974 contacts →

Exact match

“Ivy Technology - Your Global Service Innovator Ivy has been operating for over 35 years continually delighting our customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchIslamabad, PakistanHQ recorded Nov 6, 20261,001-5,000963 contacts →

Exact match

“NETKOM was established with an objective to provide complete range of services from Network Planning and Design through Operation & Maintenance for telecom networks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNorcross, GA, United StatesHQ recorded Nov 6, 20261,001-5,000876 contacts →

Exact match

“Ansco & Associates, LLC (“Ansco”) has been providing engineering, construction, and professional services in the national marketplace for over 35 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchContagem, BrazilHQ recorded Nov 6, 20261,001-5,000820 contacts →

Exact match

“Fundada em Belo Horizonte nos anos 70, atualmente instalada em amplas dependências na cidade de Contagem, a TERRABEL dispõe de uma equipe de engenheiros, técnicos, mecânicos…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 6,546 telecom maintenance contractors worldwide

See the full list, filter by size, metro and specialty, and access 25,942 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecom maintenance contractors worldwide at a glance

As of Nov 6, 2026
14.1%Verified-email coverage
28.1Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,237
11-50
2,504
51-200
1,090
201-500
344
501-1,000
131
1,001-5,000
100
5,001-10,000
16
10001+
19

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for telecom maintenance contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “telecom maintenance contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 25,942 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Telecom maintenance contractors by location

31 lists · largest first

Every Telecom maintenance contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “telecom maintenance contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecom maintenance contractors are there worldwide?

RevenueBase identified 6,546 company matches for telecom maintenance contractors worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Serede tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most telecom maintenance contractors?

The United States leads with 958 companies, followed by Brazil (478) and Italy (370). Every telecom maintenance contractors list by country and city is linked on this page.

Which city has the most telecom maintenance contractors?

Sao Paulo leads with 82 company records, followed by Madrid (57) and Rio De Janeiro (38).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 25,942 professional contacts with verified work emails tracked across these 6,546 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.