Company lists · Data refreshed November 2026

Top 25 Telecom infrastructure software companies worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 9,340 companies tracked

RevenueBase identified 9,340 company matches for telecom infrastructure software companies worldwide as of November 2026 and tracks 460,605 professional contacts across them, including 81,624 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for telecom infrastructure software 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 telecom infrastructure software 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

9,340Companies

460,605Contacts tracked

81,624Verified emails

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The 25 largest telecom infrastructure software companies worldwide

Ranked by team size

Top 25 of 9,340 company matches for telecom infrastructure software 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	Amdocs	Exact match	Chesterfield, United StatesHQ recorded Nov 5, 2026	10001+	40,946 contacts →
	Exact match “Who are we?” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Telecom Egypt	Exact match	Smart Village, EgyptHQ recorded Nov 5, 2026	10001+	14,642 contacts →
	Exact match “Since its establishment in 1854, Telecom Egypt has played a pivotal role in driving growth within the local ICT market capitalizing on its vast infrastructure, which is one of the…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Indus Towers Limited	Exact match	Gurgaon, IndiaHQ recorded Nov 5, 2026	5,001-10,000	9,043 contacts →
	Exact match “Indus Towers Limited is one of the world’s largest telecom tower companies, formed by the merger of Bharti Infratel and Indus Towers in 2020.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Serede	Exact match	Rio De Janeiro, BrazilHQ recorded Nov 5, 2026	10001+	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 5, 2026 · View company records in RevenueBase
5	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
6	PT Performance Technologies, INC	Exact match	Rochester, United StatesHQ recorded Nov 5, 2026	n/a	6,450 contacts →
	Exact match “PT, a global supplier of advanced network solutions, offers Diameter and SS7 Signaling Systems delivering advanced routing/applications to SS7, 4G/LTE, and IMS telecom networks.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Icomon Tecnologia Ltda	Exact match	São Paulo, BrazilHQ recorded Nov 5, 2026	10001+	5,504 contacts →
	Exact match “A Icomon atua há 37 anos com alta performance em tecnologia e telecomunicações.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	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
9	Mavenir	Exact match	Richardson, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	4,620 contacts →
	Exact match “Mavenir is enabling intelligent, automated, programmable networks through the development of telco-first, cloud-native, AI-by-design software solutions for mobile operators.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	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
11	Tata Communications Transformation Services Tcts	Exact match	Mumbai, DE, IndiaHQ recorded Nov 5, 2026	1,001-5,000	4,595 contacts →
	Exact match “Tata Communications Transformation Services (TCTS), a 100% subsidiary of Tata Communications Ltd, provides business transformation, managed network operations, network…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	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
13	Mastec Communications Group	Exact match	Coral Gables, FL, United StatesHQ recorded Nov 5, 2026	5,001-10,000	3,416 contacts →
	Exact match “MasTec Communications Group (MCG) is a division of MasTec that provides comprehensive services and turnkey solutions for Telecom operators.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Hfcl Limited	Exact match	New Delhi, IndiaHQ recorded Nov 5, 2026	1,001-5,000	3,333 contacts →
	Exact match “HFCL is a leading technology company specialising in creating digital networks for telcos, enterprises and governments.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	MNC Software	Exact match	San Diego, CA, United StatesHQ recorded Nov 5, 2026	n/a	2,922 contacts →
	Exact match “MNC Software is a forward-thinking leader in advanced real-time software designed to monitor, control, manage, and orchestrate mission-critical environments.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	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
17	Rakuten Symphony	Exact match	Tokyo, JapanHQ recorded Nov 5, 2026	1,001-5,000	2,558 contacts →
	Exact match “Rakuten Symphony is reimagining telecom, changing supply chain norms and disrupting outmoded thinking that threatens the industry’s pursuit of rapid innovation and growth.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	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
19	CCI	Exact match	South Hackensack, NJ, United StatesHQ recorded Nov 5, 2026	n/a	2,344 contacts →
	Exact match “Communication Components Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	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
21	Adtran	Exact match	Huntsville, AL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,305 contacts →
	Exact match “Adtran, Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Railtel Corporation Of India LTD	Exact match	Delhi, IndiaHQ recorded Nov 5, 2026	501-1,000	2,116 contacts →
	Exact match “RailTel Corporation of India Ltd, a Navratna PSU under Ministry of Railways, is one of the largest neutral telecom infrastructure providers in India and a trusted end-to-end IT &…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Infinera	Exact match	San Jose, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,906 contacts →
	Exact match “Infinera is now part of Nokia.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Camusat	Exact match	Paris, FranceHQ recorded Nov 5, 2026	1,001-5,000	1,852 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 5, 2026 · View company records in RevenueBase
25	PT Berca Hardayaperkasa	Exact match	Jakarta Pusat, IndonesiaHQ recorded Nov 5, 2026	1,001-5,000	1,772 contacts →
	Exact match “Since its establishment in 1990, PT.” 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 “telecom infrastructure software 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 9,340 telecom infrastructure software companies worldwide

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Telecom infrastructure software companies worldwide at a glance

As of Nov 5, 2026

17.7%Verified-email coverage

49.3Average contacts per company

11-50Median size (employees)

1.4%Largest-city concentration · Sao Paulo

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

2,928

11-50

3,549

51-200

1,693

201-500

618

501-1,000

214

1,001-5,000

179

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 telecom infrastructure software companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “telecom infrastructure software 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 81,624 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.

Telecom infrastructure software companies by location

63 lists · largest first

Every Telecom infrastructure software 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 “telecom infrastructure software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecom infrastructure software companies are there worldwide?

RevenueBase identified 9,340 company matches for telecom infrastructure software 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?

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

Which country has the most telecom infrastructure software companies?

The United States leads with 1,331 companies, followed by India (706) and Brazil (639). Every telecom infrastructure software companies list by country and city is linked on this page.

Which city has the most telecom infrastructure software companies?

Sao Paulo leads with 130 company records, followed by London (98) and Bangalore (70).

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 81,624 professional contacts with verified work emails tracked across these 9,340 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.