Company lists · Data refreshed September 2026

Top 25 Telecommunications equipment suppliers worldwide

RevenueBase identified 2,602 telecommunications equipment suppliers worldwide as of September 2026 and tracks 243,139 professional contacts across them, including 37,837 with verified work emails and 0 with mobile numbers. The United States is the largest market and Sao Paulo the largest hub.

This list covers telecommunications equipment suppliers worldwide, 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. Country and city lists for telecommunications equipment suppliers follow the table.

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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
2,602Companies
243,139Contacts tracked
37,837Verified emails
0Mobile numbers
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The 25 largest telecommunications equipment suppliers worldwide

Ranked by team size
Top 25 of 2,602 telecommunications equipment suppliers worldwide, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to telecommunications equipment suppliers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceDallas, TX, United StatesHQ checked Sep 19, 202610001+149,412 contacts →

Indirect evidence

“We understand that our customers want an easier, less complicated life.”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceRio De Janeiro, BrazilHQ checked Sep 19, 202610001+8,011 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceChandler, AZ, United StatesHQ checked Sep 19, 20261,001-5,0004,248 contacts →

Indirect evidence

“VIAVI Solutions (NASDAQ: VIAV) is a global leader in both network and service enablement and optical security performance products and solutions.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceParis, FranceHQ checked Sep 19, 202610001+3,901 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceBangalore, IndiaHQ checked Sep 19, 20261,001-5,0003,282 contacts →

Indirect evidence

“Tejas Networks is a global broadband, optical and wireless networking company, with a focus on technology, innovation and R&D.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceMumbai, IndiaHQ checked Sep 19, 2026n/a3,241 contacts →

Indirect evidence

“D-Link is a global leader in connecting people, businesses, and cities with our computer networking solutions and technology.”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceNew Delhi, IndiaHQ checked Sep 19, 20261,001-5,0003,233 contacts →

Indirect evidence

“HFCL is a leading technology company specialising in creating digital networks for telcos, enterprises and governments.”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceSão Paulo, BrazilHQ checked Sep 19, 20261,001-5,0002,538 contacts →

Indirect evidence

“Prazer, somos a Procisa do Brasil!”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidencePlano, TX, United StatesHQ checked Sep 19, 20261,001-5,0002,387 contacts →

Indirect evidence

“Ribbon Communications (Nasdaq: RBBN) is a global provider of voice communications software, IP routing, and optical networking to mobile and wireline service providers…”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceMclean, VA, United StatesHQ checked Sep 19, 20265,001-10,0002,193 contacts →

Indirect evidence

“In Feb.”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceHuntsville, AL, United StatesHQ checked Sep 19, 20261,001-5,0002,106 contacts →

Indirect evidence

“Adtran, Inc.”

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceSan Jose, CA, United StatesHQ checked Sep 19, 20261,001-5,0001,959 contacts →

Indirect evidence

“Infinera is now part of Nokia.”

Source: RevenueBase Database · checked Sep 19, 2026
13Indirect evidenceMontreal, QC, CanadaHQ checked Sep 19, 20261,001-5,0001,573 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 19, 2026
14Partial evidenceEden Prairie, MN, United StatesHQ checked Sep 19, 20265,001-10,0001,271 contacts →

Partial evidence

“We help the world communicate, supplying network equipment, software solutions, and integration services for broadband, multiservice networks that deliver data, video, and voice…”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceFaribault, MN, United StatesHQ checked Sep 19, 20261,001-5,000974 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
16Indirect evidenceNew Castle, DE, United StatesHQ checked Sep 19, 20261,001-5,000893 contacts →

Indirect evidence

“FS is a professional provider of communication and high-speed network system solutions to networking, data center and telecom customers, with the vision to redefine service and…”

Source: RevenueBase Database · checked Sep 19, 2026
17Indirect evidenceSan Jose, CA, United StatesHQ checked Sep 19, 20261,001-5,000816 contacts →

Indirect evidence

“Our world is increasing in complexity.”

Source: RevenueBase Database · checked Sep 19, 2026
18Partial evidenceCórdoba, SpainHQ checked Sep 19, 20261,001-5,000701 contacts →

Partial evidence

“OFG is an international company with more than 20 years of experience in the telecommunications sector.”

Source: RevenueBase Database · checked Sep 19, 2026
19Indirect evidenceBangalore, IndiaHQ checked Sep 19, 2026501-1,000669 contacts →

Indirect evidence

“Teleindia began its India operations in 2006, in the telecom vertical as a ‘Service Provider’ business unit with proven expertise, quality standards and efficient delivery…”

Source: RevenueBase Database · checked Sep 19, 2026
20Indirect evidenceKennesaw, GA, United StatesHQ checked Sep 19, 20261,001-5,000637 contacts →

Indirect evidence

“Circet USA is a leading builder of network infrastructure with services tailored to your specific needs, including the design, engineering, construction, and maintenance of data…”

Source: RevenueBase Database · checked Sep 19, 2026
21Indirect evidenceHoffman Estates, IL, United StatesHQ checked Sep 19, 2026501-1,000536 contacts →

Indirect evidence

“Cambium Networks enables service providers, enterprises, industrial organizations, and governments to deliver exceptional digital experiences and device connectivity with…”

Source: RevenueBase Database · checked Sep 19, 2026
22Indirect evidenceKota, IndiaHQ checked Sep 19, 2026501-1,000536 contacts →

Indirect evidence

“As an established player in telecom services industry and a long standing partner to a wide range of operators and vendors, NR fully understands the complete process of Planning…”

Source: RevenueBase Database · checked Sep 19, 2026
23Indirect evidenceGurugram, IndiaHQ checked Sep 19, 2026501-1,000419 contacts →

Indirect evidence

“With 4 decades of legacy, Beetel is a customer-first organization that bridges the gap between businesses and people through innovative, contemporary solutions.”

Source: RevenueBase Database · checked Sep 19, 2026
24Indirect evidenceA Coruña, SpainHQ checked Sep 19, 2026501-1,000372 contacts →

Indirect evidence

“CommCenter es uno de los distribuidores de telecomunicaciones independientes de mayor impacto en nuestro país.”

Source: RevenueBase Database · checked Sep 19, 2026
25Partial evidenceUmraniye, TürkiyeHQ checked Sep 19, 202651-200353 contacts →

Partial evidence

“Gentel Telecommunication was founded in 2006, for developing work areas and work opinions in telecommunication industry with its strong background and experience over 30 years.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 2,602 telecommunications equipment suppliers worldwide

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Telecommunications equipment suppliers worldwide at a glance

As of Sep 19, 2026
15.6%Verified-email coverage
93.4Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · Sao Paulo
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
1,048
11-50
976
51-200
366
201-500
112
501-1,000
35
1,001-5,000
35
5,001-10,000
4
10001+
8

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 equipment suppliers, 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.
Coverage
22 countries, largest first: the United States, Brazil, India, the United Kingdom, Spain, Italy, France, Mexico, Germany, Canada and 12 more. Country and city lists for telecommunications equipment suppliers are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “telecommunications equipment suppliers”. 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 equipment suppliers), 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 equipment suppliers, and records with no verified work email.
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, 37,837 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 equipment suppliers by location

22 lists · largest first

Every Telecommunications equipment suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 equipment suppliers, 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 equipment suppliers are there worldwide?

RevenueBase identified 2,602 telecommunications equipment suppliers worldwide 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?

At&t, headquartered in Dallas, tops this list with the largest team on record.

Which country has the most telecommunications equipment suppliers?

The United States leads with 569 companies, followed by Brazil (287) and India (239). Every telecommunications equipment suppliers list by country and city is linked on this page.

Which city has the most telecommunications equipment suppliers?

Sao Paulo leads with 50 headquartered companies, followed by Madrid (32) and Riyadh (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 37,837 verified decision-maker contacts tracked across these 2,602 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.