Company lists · Data refreshed September 2026

Top 25 Data center networking companies worldwide

RevenueBase identified 1,985 company matches for data center networking companies worldwide as of September 2026 and tracks 167,722 professional contacts across them, including 52,996 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for data center networking companies 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 September 19, 2026. Country and city lists for data center networking companies 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 Sep 19, 2026 How this list was built
1,985Companies
167,722Contacts tracked
52,996Verified emails
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The 25 largest data center networking companies worldwide

Ranked by team size
Top 25 of 1,985 company matches for data center networking companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 matchMonroe, LA, United StatesHQ recorded Sep 19, 202610001+22,745 contacts →

Exact match

“CenturyLink (NYSE: CTL) is a technology leader delivering hybrid networking, cloud connectivity, and security solutions to customers around the world.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchMonroe, LA, United StatesHQ recorded Sep 19, 202610001+15,336 contacts →

Exact match

“Lumen is the trusted network for the AI-powered world, connecting people, data, and applications through one of the world’s most expansive fiber networks.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchSunnyvale, CA, United StatesHQ recorded Sep 19, 20265,001-10,00013,144 contacts →

Exact match

“Juniper Networks is leading the revolution in networking, making it one of the most exciting technology companies in Silicon Valley today.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchHanover, MD, United StatesHQ recorded Sep 19, 20265,001-10,0009,426 contacts →

Exact match

“Ciena (NYSE:CIEN) is the global leader in high-speed connectivity.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchPune, IndiaHQ recorded Sep 19, 20261,001-5,0005,391 contacts →

Exact match

“STL is a global leader in advanced connectivity solutions, providing end-to-end solutions for building AI-ready infrastructure, FTTx, Rural, Enterprise and Data Centre networks.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchSanta Clara, CA, United StatesHQ recorded Sep 19, 20261,001-5,0005,101 contacts →

Exact match

“Arista Networks is an industry leader in data-driven, client to cloud networking for large data center/AI, campus and routing environments.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchAustin, TX, United StatesHQ recorded Sep 19, 20261,001-5,0004,496 contacts →

Exact match

“Digital Realty brings companies and data together by delivering the full spectrum of data center, colocation and interconnection solutions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchMumbai, IndiaHQ recorded Sep 19, 2026n/a3,241 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchDenver, CO, United StatesHQ recorded Sep 19, 20265,001-10,0002,948 contacts →

Exact match

“For more than 18 years, Zayo Group of companies has helped the world’s most ambitious organizations build the infrastructure behind what’s next.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchLjubljana, SloveniaHQ recorded Sep 19, 2026n/a2,523 contacts →

Exact match

“NIL is a globally recognized provider of advanced data center, network, cloud, cyber security solutions as well as services for business and industry environments, state…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchWashington, DC, United StatesHQ recorded Sep 19, 20261,001-5,0002,450 contacts →

Exact match

“Cogent is one of the world's largest Internet Service Providers, delivering high quality Internet, Ethernet, Transport, and Colocation services to more than 138,025 Enterprise and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchCleveland, OH, United StatesHQ recorded Sep 19, 20261,001-5,0002,250 contacts →

Exact match

“Park Place Technologies is the global leader in data center and networking optimization, we work with more than companies across the globe, boosting infrastructure performance…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchSterling, VA, United StatesHQ recorded Sep 19, 20261,001-5,0002,009 contacts →

Exact match

“Digital infrastructure leader driven by purpose, innovation and community impact.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchTokyo, JapanHQ recorded Sep 19, 202610001+1,966 contacts →

Exact match

“We are Japan’s global telecommunications pioneer and a Global Fortune 500 company, providing our international customer base with data centers, networks, content delivery, system…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchHyderabad, IndiaHQ recorded Sep 19, 20261,001-5,0001,942 contacts →

Exact match

“Since its inception in 2007, CtrlS has been a frontrunner in the datacenter industry with the largest Rated-4 datacenter footprint.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 19, 20261,001-5,0001,842 contacts →

Exact match

“NTT Global Data Centers is a division of NTT DATA.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchNairobi, KenyaHQ recorded Sep 19, 2026201-5001,350 contacts →

Exact match

“Bharti Airtel Limited is a leading global telecommunications company with operations in 20 countries across Asia and Africa.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchEl Paso, TX, United StatesHQ recorded Sep 19, 2026501-1,0001,250 contacts →

Exact match

“Today fast, flexible networks are the foundation of every successful organization.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchFremont, CA, United StatesHQ recorded Sep 19, 202610001+1,138 contacts →

Exact match

“Hyve Solutions is a leader in the design to worldwide deployment of hyperscale digital infrastructures.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchNorcross, GA, United StatesHQ recorded Sep 19, 20261,001-5,0001,068 contacts →

Exact match

“We're a company founded on innovation and focused on helping our customers succeed.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchDenver, CO, United StatesHQ recorded Sep 19, 20261,001-5,0001,036 contacts →

Exact match

“STACK provides digital infrastructure to scale the world’s most innovative companies.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchSao Paulo, BrazilHQ recorded Sep 19, 20261,001-5,0001,017 contacts →

Exact match

“Scala Data Centers is the leading sustainable data center platform in the Hyperscale market.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchCharlotte, NC, United StatesHQ recorded Sep 19, 20261,001-5,000950 contacts →

Exact match

“Segra owns and operates a wide and dense fiber-optic infrastructure footprint that provides state-of-the-art connectivity, cybersecurity, voice, cloud and colocation solutions…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchNew Castle, DE, United StatesHQ recorded Sep 19, 20261,001-5,000893 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchDallas, TX, United StatesHQ recorded Sep 19, 2026501-1,000868 contacts →

Exact match

“DataBank Holdings Ltd.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 1,985 data center networking companies worldwide

See the full list, filter by size, metro and specialty, and access 52,996 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data center networking companies worldwide at a glance

As of Sep 19, 2026
31.6%Verified-email coverage
84.5Average contacts per company
11-50Median size (employees)
2.3%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
638
11-50
688
51-200
366
201-500
125
501-1,000
63
1,001-5,000
68
5,001-10,000
13
10001+
20

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 data center networking companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “data center networking companies” 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 52,996 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 September 19, 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.

Data center networking companies by location

10 lists · largest first

Every Data center networking companies 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 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 “data center networking companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data center networking companies are there worldwide?

RevenueBase identified 1,985 company matches for data center networking companies worldwide as of September 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?

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

Which country has the most data center networking companies?

The United States leads with 531 companies, followed by the United Kingdom (115) and Brazil (86). Every data center networking companies list by country and city is linked on this page.

Which city has the most data center networking companies?

London leads with 45 company records, followed by Dubai (24) and Shenzhen (20).

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 52,996 professional contacts with verified work emails tracked across these 1,985 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 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 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.