Company lists · Data refreshed October 2026

Top 25 Enterprise connectivity providers worldwide

RevenueBase identified 3,068 company matches for enterprise connectivity providers worldwide as of October 2026 and tracks 164,420 professional contacts across them, including 35,986 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for enterprise connectivity providers 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 October 1, 2026. Country and city lists for enterprise connectivity providers 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 Oct 1, 2026 How this list was built
3,068Companies
164,420Contacts tracked
35,986Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest enterprise connectivity providers worldwide

Ranked by team size
Top 25 of 3,068 company matches for enterprise connectivity providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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 Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
2Exact matchMonroe, LA, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
3Exact matchBasking Ridge, NJ, United StatesHQ recorded Oct 1, 202610001+12,837 contacts →

Exact match

“You’re more than a business, agency or organization leader.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 1, 20265,001-10,0006,233 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 · Oct 1, 2026 · View company records in RevenueBase
5Exact matchArlington, VA, United StatesHQ recorded Oct 1, 20261,001-5,0002,933 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 · Oct 1, 2026 · View company records in RevenueBase
6Exact match92707 Colombes, GermanyHQ recorded Oct 1, 20261,001-5,0002,811 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 · Oct 1, 2026 · View company records in RevenueBase
7Exact matchWashington, DC, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
8Exact matchPasig, PhilippinesHQ recorded Oct 1, 20261,001-5,0002,431 contacts →

Exact match

“Converge ICT Solutions, Inc.(PSE: CNVRG) is the fastest-growing broadband service and technology provider in the Philippines.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9Exact matchMclean, VA, United StatesHQ recorded Oct 1, 20265,001-10,0002,193 contacts →

Exact match

“In Feb.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10Exact matchNew Delhi, IndiaHQ recorded Oct 1, 20261,001-5,0001,481 contacts →

Exact match

“Tulip Telecom Ltd.(BSE: 532691/NSE: TULIP) is India’s leading Enterprise Communications Service provider.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11Exact matchNairobi, KenyaHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
12Exact matchEl Paso, TX, United StatesHQ recorded Oct 1, 2026501-1,0001,250 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13Exact matchKarachi, PakistanHQ recorded Oct 1, 20261,001-5,0001,149 contacts →

Exact match

“Cybernet, a part of the Lakson Group of Companies, is a leading fixed-line telecommunications provider with nearly three decades of experience in delivering reliable connectivity…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14Exact matchHong KongHQ recorded Oct 1, 20261,001-5,0001,098 contacts →

Exact match

“PCCW Global is a leading digital infrastructure provider, empowering businesses with agile, scalable and secure connectivity solutions By combining a best-in-class network with…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchHerndon, VA, United StatesHQ recorded Oct 1, 20261,001-5,0001,000 contacts →

Exact match

“XO Communications is a Verizon company that provides the technology that helps business and wholesale customers compete in a hyper-connected economy.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16Exact matchLondon, Hong KongHQ recorded Oct 1, 20261,001-5,000981 contacts →

Exact match

“HGC Global Communications Limited (HGC) is a leading Hong Kong and international fixed-line operator.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17Exact matchCharlotte, NC, United StatesHQ recorded Oct 1, 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 · Oct 1, 2026 · View company records in RevenueBase
18Exact matchQuito, EcuadorHQ recorded Oct 1, 20261,001-5,000882 contacts →

Exact match

“Puntonet, una de las empresas líderes en telecomunicaciones y con mayor crecimiento en Ecuador, cuenta con una sólida infraestructura, procesos seguros y un alto sentido humano.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19Exact matchGulshan, IranHQ recorded Oct 1, 2026501-1,000837 contacts →

Exact match

“Link3 Technologies Limited is Nationwide Internet, Intranet and IP telephony Solution & Service provider.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20Exact matchNápoles, ItalyHQ recorded Oct 1, 2026501-1,000798 contacts →

Exact match

“Somos un equipo de expertos en Telecomunicaciones y Tecnologías de Información.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21Exact match上海, ChinaHQ recorded Oct 1, 202610001+789 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22Exact matchTehran, IranHQ recorded Oct 1, 2026501-1,000777 contacts →

Exact match

“Data Transmission company of Asiatech (#asiatech) was established in 2003 to provide IT-based services and obtained PAP license from the Communications Regulatory Authority (CRA)…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23Exact matchRome, ItalyHQ recorded Oct 1, 2026501-1,000769 contacts →

Exact match

“Sparkle is a global service provider offering a complete range of capacity, IP, SD-WAN, colocation, IoT connectivity, roaming and voice solutions designed to meet the ever…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 1, 20261,001-5,000765 contacts →

Exact match

“GCX offers network services which power digital transformation for enterprises, new media providers, and telecoms carriers.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25Exact matchMaxéville, FranceHQ recorded Oct 1, 2026501-1,000732 contacts →

Exact match

“Adista, Opérateur de Services Hébergés, s'est imposé en quelques années comme le spécialiste des services informatiques proposés aux PME et Collectivités sur les réseaux très haut…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

Showing 25 of 3,068 enterprise connectivity providers worldwide

See the full list, filter by size, metro and specialty, and access 35,986 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Enterprise connectivity providers worldwide at a glance

As of Oct 1, 2026
21.9%Verified-email coverage
53.6Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · London
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
1,086
11-50
1,178
51-200
507
201-500
149
501-1,000
53
1,001-5,000
47
5,001-10,000
11
10001+
17

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 connectivity providers are linked below.
What qualifies
Company records worldwide whose business descriptions match “enterprise connectivity providers” 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 35,986 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 October 1, 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 connectivity providers by location

15 lists · largest first

Every Enterprise connectivity providers 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 connectivity providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many enterprise connectivity providers are there worldwide?

RevenueBase identified 3,068 company matches for enterprise connectivity providers worldwide as of October 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 enterprise connectivity providers?

The United States leads with 349 companies, followed by India (260) and Brazil (158). Every enterprise connectivity providers list by country and city is linked on this page.

Which city has the most enterprise connectivity providers?

London leads with 37 company records, followed by Sao Paulo (35) and Mumbai (23).

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 35,986 professional contacts with verified work emails tracked across these 3,068 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 October 1, 2026.

Ready to reach these companies? Verified emails and direct dials for all 3,068 enterprise connectivity providers worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.