Company lists · Data refreshed November 2026

Top 25 Enterprise network infrastructure companies worldwide

Name: Enterprise network infrastructure companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 18,597 companies tracked

RevenueBase identified 18,597 company matches for enterprise network infrastructure companies worldwide as of November 2026 and tracks 626,977 professional contacts across them, including 164,314 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for enterprise network infrastructure 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 November 5, 2026. Country and city lists for enterprise network infrastructure 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 Nov 5, 2026 How this list was built

18,597Companies

626,977Contacts tracked

164,314Verified emails

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The 25 largest enterprise network infrastructure companies worldwide

Ranked by team size

Top 25 of 18,597 company matches for enterprise network infrastructure companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Kyndryl	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	10001+	47,955 contacts →
	Exact match “We have the world’s best talent that design, run, and manage the most advanced and reliable technology infrastructure each day.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Orange Business	Exact match	Paris, FranceHQ recorded Nov 5, 2026	10001+	25,625 contacts →
	Exact match “In a world that never stands still, possibility is everywhere.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Tata Communications	Exact match	Mumbai, IndiaHQ recorded Nov 5, 2026	5,001-10,000	23,951 contacts →
	Exact match “Tata Communications is a leading global communications technology player, enabling enterprises to operate, grow, and transform in an increasingly hyperconnected world.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Centurylink	Exact match	Monroe, LA, United StatesHQ recorded Nov 5, 2026	10001+	23,689 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Lumen Technologies	Exact match	Monroe, LA, United StatesHQ recorded Nov 5, 2026	10001+	16,043 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 · Nov 5, 2026 · View company records in RevenueBase
6	Equinix	Exact match	Redwood City, CA, United StatesHQ recorded Nov 5, 2026	10001+	14,465 contacts →
	Exact match “Equinix (Nasdaq: EQIX) is the world’s digital infrastructure company®, enabling digital leaders to harness a trusted platform to bring together and interconnect the foundational…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Juniper Networks	Exact match	Sunnyvale, CA, United StatesHQ recorded Nov 5, 2026	5,001-10,000	12,290 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 · Nov 5, 2026 · View company records in RevenueBase
8	CIENA	Exact match	Hanover, QC, United StatesHQ recorded Nov 5, 2026	5,001-10,000	10,151 contacts →
	Exact match “Ciena (NYSE:CIEN) is the global leader in high-speed connectivity.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Comcast Business	Exact match	Philadelphia, PA, United StatesHQ recorded Nov 5, 2026	10001+	8,837 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Windstream	Exact match	Little Rock, AR, United StatesHQ recorded Nov 5, 2026	10001+	7,649 contacts →
	Exact match “Windstream and Uniti have merged - Please follow us at Uniti Group, Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Sify Technologies Limited	Exact match	Chennai, IndiaHQ recorded Nov 5, 2026	1,001-5,000	7,202 contacts →
	Exact match “A Fortune India 500 company, Sify Technologies is India’s most comprehensive ICT service & solution provider.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Colt Technology Services	Exact match	London, United KingdomHQ recorded Nov 5, 2026	5,001-10,000	6,665 contacts →
	Exact match “Colt Technology Services (Colt) is a global digital infrastructure company which creates extraordinary connections to help businesses succeed.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Arista Networks	Exact match	Santa Clara, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	5,566 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 · Nov 5, 2026 · View company records in RevenueBase
14	STL	Exact match	Pune, IndiaHQ recorded Nov 5, 2026	1,001-5,000	5,464 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 · Nov 5, 2026 · View company records in RevenueBase
15	Viavi Solutions	Exact match	Chandler, AZ, United StatesHQ recorded Nov 5, 2026	1,001-5,000	4,595 contacts →
	Exact match “VIAVI Solutions (NASDAQ: VIAV) is a global leader in both network and service enablement and optical security performance products and solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Circet	Exact match	Paris, FranceHQ recorded Nov 5, 2026	10001+	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 5, 2026 · View company records in RevenueBase
17	D-Link USA	Exact match	Lake Forest, United StatesHQ recorded Nov 5, 2026	1,001-5,000	4,075 contacts →
	Exact match “One Connection-Infinite Possibilities.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Black BOX	Exact match	Plano, United StatesHQ recorded Nov 5, 2026	1,001-5,000	4,014 contacts →
	Exact match “Black Box is a global leader in digital infrastructure solutions, delivering network and system integration, managed services, and technology products to Fortune 100 and top…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Zayo Group	Exact match	Denver, CO, United StatesHQ recorded Nov 5, 2026	5,001-10,000	3,886 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 · Nov 5, 2026 · View company records in RevenueBase
20	GTT	Exact match	Arlington, VA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,071 contacts →
	Exact match “GTT is a leading networking and security as a service provider for multinational organizations, simply and securely connecting people and machines to data and applications –…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Alcatel-Lucent Enterprise	Exact match	92707 Colombes, GermanyHQ recorded Nov 5, 2026	1,001-5,000	2,980 contacts →
	Exact match “Alcatel-Lucent Enterprise provides secure networking and communication solutions which enable organizations and industries to accelerate their operational efficiencies and…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	GTL Limited	Exact match	Navi Mumbai, IndiaHQ recorded Nov 5, 2026	1,001-5,000	2,896 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 5, 2026 · View company records in RevenueBase
23	Hughes	Exact match	Germantown, MD, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,649 contacts →
	Exact match “Hughes Network Systems, LLC (HUGHES), an innovator in satellite and multi-transport technologies and networks since 1971, provides broadband equipment and services; managed…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Sogetrel	Exact match	Issy Les Moulineaux, FranceHQ recorded Nov 5, 2026	1,001-5,000	2,356 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 5, 2026 · View company records in RevenueBase
25	LCC	Exact match	Mclean, United StatesHQ recorded Nov 5, 2026	5,001-10,000	2,335 contacts →
	Exact match “In Feb.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “enterprise network infrastructure companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 18,597 enterprise network infrastructure companies worldwide

See the full list, filter by size, metro and specialty, and access 164,314 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Enterprise network infrastructure companies worldwide at a glance

As of Nov 5, 2026

26.2%Verified-email coverage

33.7Average contacts per company

11-50Median size (employees)

1.2%Largest-city concentration · Sao Paulo

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

8,459

11-50

6,731

51-200

2,198

201-500

573

501-1,000

181

1,001-5,000

183

5,001-10,000

10001+

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 enterprise network infrastructure companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “enterprise network infrastructure 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 164,314 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 5, 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.

Enterprise network infrastructure companies by location

122 lists · largest first

Every Enterprise network infrastructure companies 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 “enterprise network infrastructure companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many enterprise network infrastructure companies are there worldwide?

RevenueBase identified 18,597 company matches for enterprise network infrastructure companies 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?

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

Which country has the most enterprise network infrastructure companies?

The United States leads with 4,093 companies, followed by India (1,331) and Brazil (1,059). Every enterprise network infrastructure companies list by country and city is linked on this page.

Which city has the most enterprise network infrastructure companies?

Sao Paulo leads with 226 company records, followed by London (192) and Dubai (185).

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 164,314 professional contacts with verified work emails tracked across these 18,597 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 5, 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.