Company lists · Data refreshed November 2026

Top 25 Telecom managed security companies worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 9,612 companies tracked

RevenueBase identified 9,612 company matches for telecom managed security companies worldwide as of November 2026 and tracks 190,405 professional contacts across them, including 60,610 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for telecom managed security 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 managed security 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

9,612Companies

190,405Contacts tracked

60,610Verified emails

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The 25 largest telecom managed security companies worldwide

Ranked by team size

Top 25 of 9,612 company matches for telecom managed security 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	Verisure	Exact match	Global Hq - Versoix, GermanyHQ recorded Nov 5, 2026	10001+	16,176 contacts →
	Exact match “Verisure is the global leader in professionally monitored security services by customers served, with a market-leading presence across Europe and Latin America and number one…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Fortinet	Exact match	Sunnyvale, CA, United StatesHQ recorded Nov 5, 2026	10001+	15,414 contacts →
	Exact match “Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Sophos	Exact match	Abingdon, United KingdomHQ recorded Nov 5, 2026	5,001-10,000	5,283 contacts →
	Exact match “Sophos, a global cybersecurity leader, defends more than organizations worldwide with Sophos Fusion, the industry's first and most complete AI-native cybersecurity defense system…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Arctic Wolf	Exact match	Eden Prairie, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,355 contacts →
	Exact match “Every year new technologies, vendors, and solutions emerge-yet despite this constant innovation, high-profile breaches are all over the headlines.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	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
6	NIL LTD	Exact match	Ljubljana, SloveniaHQ recorded Nov 5, 2026	n/a	2,639 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 · Nov 5, 2026 · View company records in RevenueBase
7	Sangfor Technologies	Exact match	Shenzhen, ChinaHQ recorded Nov 5, 2026	5,001-10,000	1,403 contacts →
	Exact match “Sangfor Technologies is a global leader in cybersecurity, cloud computing, and IT infrastructure, providing fully integrated and AI-driven solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Irdeto	Exact match	Hoofddorp, MN, NetherlandsHQ recorded Nov 5, 2026	1,001-5,000	1,091 contacts →
	Exact match “Irdeto, a CANAL+ company, is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Proguarda Vigilância E Segurança	Exact match	Aparecida De Goiânia, BrazilHQ recorded Nov 5, 2026	1,001-5,000	918 contacts →
	Exact match “Proguarda é segurança.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	ALLOT	Exact match	Hod-hasharon, IsraelHQ recorded Nov 5, 2026	501-1,000	894 contacts →
	Exact match “Allot Ltd.(NASDAQ: ALLT, TASE: ALLT) is a provider of leading innovative converged cybersecurity solutions and network intelligence for service providers and enterprises…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Securitas Electronic Security, INC	Exact match	Uniontown, IL, United StatesHQ recorded Nov 5, 2026	10001+	837 contacts →
	Exact match “Securitas knows Security.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Sabico Seguridad	Exact match	SpainHQ recorded Nov 5, 2026	1,001-5,000	756 contacts →
	Exact match “comienzos de 1989 se funda SABICO SEGURIDAD S.A, estando inscrita en el Registro de Empresas de Seguridad con el nº 1731.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Trustwave, A Levelblue Company	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	501-1,000	733 contacts →
	Exact match “Trustwave, a LevelBlue Company, is a globally recognized cybersecurity leader that reduces cyber risk and fortifies organizations against disruptive and damaging cyber threats.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Softcell Technologies Global Pvt. LTD	Exact match	Mumbai, IndiaHQ recorded Nov 5, 2026	501-1,000	733 contacts →
	Exact match “With 35 years of experience, Softcell Technologies Global is a trusted IT services provider specialising in (i) IT security and cybersecurity solutions,(ii) cloud / on-premise…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	I-Tracing	Exact match	Courbevoie, FranceHQ recorded Nov 5, 2026	1,001-5,000	687 contacts →
	Exact match “I-TRACING, pure player and cybersecurity service provider leader in France, supports over 600 clients around the world in managing their cyber risks, from anticipating threats to…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Enea AB	Exact match	Stockholm, SwedenHQ recorded Nov 5, 2026	501-1,000	676 contacts →
	Exact match “Enea is a global specialist in advanced telecom and cybersecurity software, with a vision to make the world’s communications safer and more efficient.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Group-Ib	Exact match	SingaporeHQ recorded Nov 5, 2026	501-1,000	624 contacts →
	Exact match “Founded in 2003 and headquartered in Singapore, Group-IB is a leading creator of cybersecurity technologies to investigate, prevent, and fight digital crime.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Ultraviolet Cyber	Exact match	Mclean, AZ, United StatesHQ recorded Nov 5, 2026	501-1,000	623 contacts →
	Exact match “UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program, finding what's vulnerable, stopping…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Advens	Exact match	Paris, ItalyHQ recorded Nov 5, 2026	501-1,000	617 contacts →
	Exact match “Advens is a European, independent and outstanding leader in cybersecurity.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Free PRO	Exact match	Marseille, FranceHQ recorded Nov 5, 2026	501-1,000	592 contacts →
	Exact match “Free Pro, le meilleur de Free pour les entreprises!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Withsecure	Exact match	Helsinki, FinlandHQ recorded Nov 5, 2026	501-1,000	580 contacts →
	Exact match “Founded in 1988, WithSecure is Europe’s cybersecurity partner of choice.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	own.security	Exact match	Paris, FranceHQ recorded Nov 5, 2026	51-200	558 contacts →
	Exact match “Founded in 2008, OWN is a Pure Player in cybersecurity, with offices in Paris, Rennes and Toulouse, but with a presence throughout France with its fully remote employees.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Lucidity Cloud Services	Exact match	Auckland, New ZealandHQ recorded Nov 5, 2026	n/a	558 contacts →
	Exact match “Managing IT systems can be complex and time-consuming, with security risks, outdated infrastructure, and inefficient processes holding your business back.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Paramount Computer Systems	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 5, 2026	201-500	553 contacts →
	Exact match “Protection is Paramount!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Kordia	Exact match	Auckland, New ZealandHQ recorded Nov 5, 2026	501-1,000	533 contacts →
	Exact match “Kordia is a leading provider of mission-critical technology solutions.” 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 managed security 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 9,612 telecom managed security companies worldwide

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Telecom managed security companies worldwide at a glance

As of Nov 5, 2026

31.8%Verified-email coverage

19.8Average contacts per company

11-50Median size (employees)

1.6%Largest-city concentration · London

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

4,499

11-50

3,586

51-200

1,060

201-500

231

501-1,000

1,001-5,000

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 managed security companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “telecom managed security 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 60,610 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 managed security companies by location

70 lists · largest first

Every Telecom managed security 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 managed security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecom managed security companies are there worldwide?

RevenueBase identified 9,612 company matches for telecom managed security 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?

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

Which country has the most telecom managed security companies?

The United States leads with 2,655 companies, followed by India (558) and the United Kingdom (554). Every telecom managed security companies list by country and city is linked on this page.

Which city has the most telecom managed security companies?

London leads with 158 company records, followed by Sao Paulo (106) and Dubai (92).

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 60,610 professional contacts with verified work emails tracked across these 9,612 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.