Company lists · Data refreshed September 2026
Top 25 Telecommunications security services worldwide
RevenueBase identified 5,902 company matches for telecommunications security services worldwide as of September 2026 and tracks 90,919 professional contacts across them, including 26,708 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.
This list covers company matches for telecommunications security services 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 29, 2026. Country and city lists for telecommunications security services 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.
The 25 largest telecommunications security services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 14,289 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 · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 4,248 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 · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 2,933 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 · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 2,811 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 · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 1,041 contacts → | ||||
Exact match “A lo largo de 30 años, hemos incursionado y evolucionado en distintas áreas atendiendo en el continente americano a clientes privados, corporativos y sector gobierno.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 1,026 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 · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 856 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 · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 638 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 · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 623 contacts → | ||||
Exact match “secunet – We are the Guardians of Europe's Digital Freedom.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 593 contacts → | ||||
Exact match “We are a European cybersecurity company that helps businesses secure critical data and communications between systems, automated applications, and people with defensive…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 586 contacts → | ||||
Exact match “Advens is a European, independent and outstanding leader in cybersecurity.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 470 contacts → | ||||
Exact match “We free IT leaders to do what matters.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 416 contacts → | ||||
Exact match “United Security Inc.(USI) provides personalized security solutions enhanced by advanced technology and cyber services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 388 contacts → | ||||
Exact match “ITSEC Asia is a leading cybersecurity company in Indonesia, listed on the Indonesian Stock Exchange (“CYBR”), with over 400 employees across five countries.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 386 contacts → | ||||
Exact match “Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 358 contacts → | ||||
Exact match “National Company of Telecommunications and Information Security (NTIS) is a leading Saudi company in the field of research and development, production, support and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 349 contacts → | ||||
Exact match “Somos la compañía del Grupo Telefónica pionera en seguridad tecnológica integral.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 345 contacts → | ||||
Exact match “Claro, a subsidiary of América Móvil, is a global integrator with over 20 years of experience and your partner for managing secure-by-design cybersecurity and information…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 335 contacts → | ||||
Exact match “We deliver fully managed security, networking, cloud and communications services designed to drive enterprise.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 317 contacts → | ||||
Exact match “Novared is a leading Security Services Provider founded in 1995.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 273 contacts → | ||||
Exact match “Network Computing Architects, Inc.(NCA) is a rapidly growing, quality-driven technology provider of services and telecommunication products for businesses of all sizes.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 269 contacts → | ||||
Exact match “As a leading IT security enterprise, the SITS Group stands for end-to-end security.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 249 contacts → | ||||
Exact match “KATIM is a leader in the development of innovative secure communication products and solutions for governments and businesses.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 247 contacts → | ||||
Exact match “Since 2003, we have consulted and implemented complete solutions for any business.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 239 contacts → | ||||
Exact match “CUJO AI® is the global leader of cutting-edge cybersecurity and network intelligence solutions that enable network operators globally to improve the digital life protection of…” Recorded in the RevenueBase company graph · Sep 29, 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 “telecommunications security services”. 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 5,902 telecommunications security services worldwide
See the full list, filter by size, metro and specialty, and access 26,708 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Telecommunications security services worldwide at a glance
As of Sep 29, 2026Companies by employee count
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 telecommunications security services are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “telecommunications security services” 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 26,708 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 29, 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.
Telecommunications security services by location
31 lists · largest firstEvery Telecommunications security services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Telecommunications security services based in the United States1,012
- Telecommunications security services based in Brazil447
- Telecommunications security services based in India272
- Telecommunications security services based in the United Kingdom248
- Telecommunications security services based in France226
- Telecommunications security services based in Mexico203
- Telecommunications security services based in Spain169
- Telecommunications security services based in Germany166
- Telecommunications security services based in Canada150
- Telecommunications security services based in Italy146
- Telecommunications security services based in Australia133
- Telecommunications security services based in the Netherlands98
- Telecommunications security services based in the United Arab Emirates81
- Telecommunications security services based in Türkiye76
- Telecommunications security services based in Argentina67
- Telecommunications security services based in Colombia65
- Telecommunications security services based in South Africa65
- Telecommunications security services based in Saudi Arabia57
- Telecommunications security services based in Poland55
- Telecommunications security services based in Chile52
- Telecommunications security services based in Sweden42
- Telecommunications security services based in Ecuador36
- Telecommunications security services based in Switzerland36
- Telecommunications security services based in Belgium34
- Telecommunications security services based in Malaysia32
- Telecommunications security services based in Czechia31
- Telecommunications security services based in Indonesia30
- Telecommunications security services based in Israel29
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 “telecommunications security services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many telecommunications security services are there worldwide?
RevenueBase identified 5,902 company matches for telecommunications security services 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?
Fortinet tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most telecommunications security services?
The United States leads with 1,012 companies, followed by Brazil (447) and India (272). Every telecommunications security services list by country and city is linked on this page.
Which city has the most telecommunications security services?
Sao Paulo leads with 77 company records, followed by London (61) and Rio De Janeiro (46).
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 26,708 professional contacts with verified work emails tracked across these 5,902 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 5,902 telecommunications security services worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 telecommunications security services worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 5,902 matching company records for telecommunications security services worldwide, with 90,919 tracked contacts and 26,708 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 telecommunications security services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Fortinetfortinet.comHQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 14,289 contacts → |
“Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Viavi Solutionsviavisolutions.comHQ: Chandler, AZ, United StatesReported employees: 1,001-5,000 | Chandler, AZ, United States | 1,001-5,000 | Exact match | 4,248 contacts → |
“VIAVI Solutions (NASDAQ: VIAV) is a global leader in both network and service enablement and optical security performance products and solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  GTTgtt.netHQ: Arlington, VA, United StatesReported employees: 1,001-5,000 | Arlington, VA, United States | 1,001-5,000 | Exact match | 2,933 contacts → |
“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 description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Alcatel-Lucent Enterpriseal-enterprise.comHQ: 92707 Colombes, GermanyReported employees: 1,001-5,000 | 92707 Colombes, Germany | 1,001-5,000 | Exact match | 2,811 contacts → |
“Alcatel-Lucent Enterprise provides secure networking and communication solutions which enable organizations and industries to accelerate their operational efficiencies and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Seguritechseguritech.comHQ: Ciudad De Mexico, MexicoReported employees: 1,001-5,000 | Ciudad De Mexico, Mexico | 1,001-5,000 | Exact match | 1,041 contacts → |
“A lo largo de 30 años, hemos incursionado y evolucionado en distintas áreas atendiendo en el continente americano a clientes privados, corporativos y sector gobierno.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Irdetoirdeto.comHQ: Hoofddorp, NetherlandsReported employees: 1,001-5,000 | Hoofddorp, Netherlands | 1,001-5,000 | Exact match | 1,026 contacts → |
“Irdeto, a CANAL+ company, is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  ALLOTallot.comHQ: Hod-hasharon, IsraelReported employees: 501-1,000 | Hod-hasharon, Israel | 501-1,000 | Exact match | 856 contacts → |
“Allot Ltd.(NASDAQ: ALLT, TASE: ALLT) is a provider of leading innovative converged cybersecurity solutions and network intelligence for service providers and enterprises…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Enea ABenea.comHQ: Stockholm, SwedenReported employees: 501-1,000 | Stockholm, Sweden | 501-1,000 | Exact match | 638 contacts → |
“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 description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Secunet Security Networks AGsecunet.comHQ: Essen, GermanyReported employees: 1,001-5,000 | Essen, Germany | 1,001-5,000 | Exact match | 623 contacts → |
“secunet – We are the Guardians of Europe's Digital Freedom.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  SSH Communications Securityssh.comHQ: Helsinki, FinlandReported employees: 51-200 | Helsinki, Finland | 51-200 | Exact match | 593 contacts → |
“We are a European cybersecurity company that helps businesses secure critical data and communications between systems, automated applications, and people with defensive…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Advensadvens.comHQ: Paris, ItalyReported employees: 501-1,000 | Paris, Italy | 501-1,000 | Exact match | 586 contacts → |
“Advens is a European, independent and outstanding leader in cybersecurity.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Firstlight Fiberfirstlight.netHQ: Portsmouth, NH, United StatesReported employees: 501-1,000 | Portsmouth, NH, United States | 501-1,000 | Exact match | 470 contacts → |
“We free IT leaders to do what matters.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  United Security, Inc. USIusisecurity.comHQ: Red Bank, NJ, United StatesReported employees: 1,001-5,000 | Red Bank, NJ, United States | 1,001-5,000 | Exact match | 416 contacts → |
“United Security Inc.(USI) provides personalized security solutions enhanced by advanced technology and cyber services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  PT Itsec Asia TBKitsec.asiaHQ: Jakarta, IndonesiaReported employees: 201-500 | Jakarta, Indonesia | 201-500 | Exact match | 388 contacts → |
“ITSEC Asia is a leading cybersecurity company in Indonesia, listed on the Indonesian Stock Exchange (“CYBR”), with over 400 employees across five countries.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  G Data Cyberdefensegdata.deHQ: Bochum, GermanyReported employees: 501-1,000 | Bochum, Germany | 501-1,000 | Exact match | 386 contacts → |
“Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | NTISntis.com.sa HQ: Riyadh, Saudi ArabiaReported employees: 201-500 | Riyadh, Saudi Arabia | 201-500 | Exact match | 358 contacts → |
“National Company of Telecommunications and Information Security (NTIS) is a leading Saudi company in the field of research and development, production, support and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Telefónica Ingeniería DE Seguridadingenieriadeseguridad.telefonica.comHQ: Lima, PeruReported employees: 201-500 | Lima, Peru | 201-500 | Exact match | 349 contacts → |
“Somos la compañía del Grupo Telefónica pionera en seguridad tecnológica integral.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  US Clarousclaro.comHQ: Miramar, FL, United StatesReported employees: 201-500 | Miramar, FL, United States | 201-500 | Exact match | 345 contacts → |
“Claro, a subsidiary of América Móvil, is a global integrator with over 20 years of experience and your partner for managing secure-by-design cybersecurity and information…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Viatel Technology Groupviatel.comHQ: Dublin 12, IrelandReported employees: 201-500 | Dublin 12, Ireland | 201-500 | Exact match | 335 contacts → |
“We deliver fully managed security, networking, cloud and communications services designed to drive enterprise.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Novarednovared.netHQ: Santiago, ChileReported employees: 201-500 | Santiago, Chile | 201-500 | Exact match | 317 contacts → |
“Novared is a leading Security Services Provider founded in 1995.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Network Computing Architects, Inc. NCAncanet.comHQ: Bellevue, WA, United StatesReported employees: 51-200 | Bellevue, WA, United States | 51-200 | Exact match | 273 contacts → |
“Network Computing Architects, Inc.(NCA) is a rapidly growing, quality-driven technology provider of services and telecommunication products for businesses of all sizes.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Sits Groupsits.comHQ: Wettingen, SwitzerlandReported employees: 501-1,000 | Wettingen, Switzerland | 501-1,000 | Exact match | 269 contacts → |
“As a leading IT security enterprise, the SITS Group stands for end-to-end security.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | KATIMkatim.com HQ: United StatesReported employees: 501-1,000 | United States | 501-1,000 | Exact match | 249 contacts → |
“KATIM is a leader in the development of innovative secure communication products and solutions for governments and businesses.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Prime Telecomprimetelecom.roHQ: Sectorul 1, RomaniaReported employees: 201-500 | Sectorul 1, Romania | 201-500 | Exact match | 247 contacts → |
“Since 2003, we have consulted and implemented complete solutions for any business.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Cujo AIcujo.comHQ: Covina, CA, United StatesReported employees: 201-500 | Covina, CA, United States | 201-500 | Exact match | 239 contacts → |
“CUJO AI® is the global leader of cutting-edge cybersecurity and network intelligence solutions that enable network operators globally to improve the digital life protection of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,902 company matches
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Telecommunications security services: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
5,860 records in the displayed employee bands.
42 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 5,902 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Telecommunications security services by location
31 lists · largest firstEvery Telecommunications security services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Telecommunications security services based in the United States1,012
- Telecommunications security services based in Brazil447
- Telecommunications security services based in India272
- Telecommunications security services based in the United Kingdom248
- Telecommunications security services based in France226
- Telecommunications security services based in Mexico203
- Telecommunications security services based in Spain169
- Telecommunications security services based in Germany166
- Telecommunications security services based in Canada150
- Telecommunications security services based in Italy146
- Telecommunications security services based in Australia133
- Telecommunications security services based in the Netherlands98
- Telecommunications security services based in the United Arab Emirates81
- Telecommunications security services based in Türkiye76
- Telecommunications security services based in Argentina67
- Telecommunications security services based in Colombia65
- Telecommunications security services based in South Africa65
- Telecommunications security services based in Saudi Arabia57
- Telecommunications security services based in Poland55
- Telecommunications security services based in Chile52
- Telecommunications security services based in Sweden42
- Telecommunications security services based in Ecuador36
- Telecommunications security services based in Switzerland36
- Telecommunications security services based in Belgium34
- Telecommunications security services based in Malaysia32
- Telecommunications security services based in Czechia31
- Telecommunications security services based in Indonesia30
- Telecommunications security services based in Israel29
Cities
Questions about this company list
What does Exact match mean for telecommunications security services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecommunications security services did RevenueBase find worldwide?
The saved snapshot records 5,902 matching company records, 90,919 tracked contacts and 26,708 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 telecommunications security services worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/telecommunications-security-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 telecommunications security services worldwide
RevenueBase records 5,902 matching company records for telecommunications security services worldwide, with 90,919 tracked contacts and 26,708 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 telecommunications security services worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Fortinetfortinet.com HQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 14,289 contacts → |
“Fortinet makes possible a digital world that we can always trust through its mission to protect people, devices, and data everywhere.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Viavi Solutionsviavisolutions.com HQ: Chandler, AZ, United StatesReported employees: 1,001-5,000 | Chandler, AZ, United States | 1,001-5,000 | Exact match | 4,248 contacts → |
“VIAVI Solutions (NASDAQ: VIAV) is a global leader in both network and service enablement and optical security performance products and solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | GTTgtt.net HQ: Arlington, VA, United StatesReported employees: 1,001-5,000 | Arlington, VA, United States | 1,001-5,000 | Exact match | 2,933 contacts → |
“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 description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Alcatel-Lucent Enterpriseal-enterprise.com HQ: 92707 Colombes, GermanyReported employees: 1,001-5,000 | 92707 Colombes, Germany | 1,001-5,000 | Exact match | 2,811 contacts → |
“Alcatel-Lucent Enterprise provides secure networking and communication solutions which enable organizations and industries to accelerate their operational efficiencies and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Seguritechseguritech.com HQ: Ciudad De Mexico, MexicoReported employees: 1,001-5,000 | Ciudad De Mexico, Mexico | 1,001-5,000 | Exact match | 1,041 contacts → |
“A lo largo de 30 años, hemos incursionado y evolucionado en distintas áreas atendiendo en el continente americano a clientes privados, corporativos y sector gobierno.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Irdetoirdeto.com HQ: Hoofddorp, NetherlandsReported employees: 1,001-5,000 | Hoofddorp, Netherlands | 1,001-5,000 | Exact match | 1,026 contacts → |
“Irdeto, a CANAL+ company, is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | ALLOTallot.com HQ: Hod-hasharon, IsraelReported employees: 501-1,000 | Hod-hasharon, Israel | 501-1,000 | Exact match | 856 contacts → |
“Allot Ltd.(NASDAQ: ALLT, TASE: ALLT) is a provider of leading innovative converged cybersecurity solutions and network intelligence for service providers and enterprises…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Enea ABenea.com HQ: Stockholm, SwedenReported employees: 501-1,000 | Stockholm, Sweden | 501-1,000 | Exact match | 638 contacts → |
“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 description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Secunet Security Networks AGsecunet.com HQ: Essen, GermanyReported employees: 1,001-5,000 | Essen, Germany | 1,001-5,000 | Exact match | 623 contacts → |
“secunet – We are the Guardians of Europe's Digital Freedom.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | SSH Communications Securityssh.com HQ: Helsinki, FinlandReported employees: 51-200 | Helsinki, Finland | 51-200 | Exact match | 593 contacts → |
“We are a European cybersecurity company that helps businesses secure critical data and communications between systems, automated applications, and people with defensive…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Advensadvens.com HQ: Paris, ItalyReported employees: 501-1,000 | Paris, Italy | 501-1,000 | Exact match | 586 contacts → |
“Advens is a European, independent and outstanding leader in cybersecurity.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Firstlight Fiberfirstlight.net HQ: Portsmouth, NH, United StatesReported employees: 501-1,000 | Portsmouth, NH, United States | 501-1,000 | Exact match | 470 contacts → |
“We free IT leaders to do what matters.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | United Security, Inc. USIusisecurity.com HQ: Red Bank, NJ, United StatesReported employees: 1,001-5,000 | Red Bank, NJ, United States | 1,001-5,000 | Exact match | 416 contacts → |
“United Security Inc.(USI) provides personalized security solutions enhanced by advanced technology and cyber services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | PT Itsec Asia TBKitsec.asia HQ: Jakarta, IndonesiaReported employees: 201-500 | Jakarta, Indonesia | 201-500 | Exact match | 388 contacts → |
“ITSEC Asia is a leading cybersecurity company in Indonesia, listed on the Indonesian Stock Exchange (“CYBR”), with over 400 employees across five countries.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | G Data Cyberdefensegdata.de HQ: Bochum, GermanyReported employees: 501-1,000 | Bochum, Germany | 501-1,000 | Exact match | 386 contacts → |
“Progress is our motivation because we are convinced that it will lead us to a successful future – independent of industries, companies and social classes.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | NTISntis.com.sa HQ: Riyadh, Saudi ArabiaReported employees: 201-500 | Riyadh, Saudi Arabia | 201-500 | Exact match | 358 contacts → |
“National Company of Telecommunications and Information Security (NTIS) is a leading Saudi company in the field of research and development, production, support and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Telefónica Ingeniería DE Seguridadingenieriadeseguridad.telefonica.com HQ: Lima, PeruReported employees: 201-500 | Lima, Peru | 201-500 | Exact match | 349 contacts → |
“Somos la compañía del Grupo Telefónica pionera en seguridad tecnológica integral.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | US Clarousclaro.com HQ: Miramar, FL, United StatesReported employees: 201-500 | Miramar, FL, United States | 201-500 | Exact match | 345 contacts → |
“Claro, a subsidiary of América Móvil, is a global integrator with over 20 years of experience and your partner for managing secure-by-design cybersecurity and information…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Viatel Technology Groupviatel.com HQ: Dublin 12, IrelandReported employees: 201-500 | Dublin 12, Ireland | 201-500 | Exact match | 335 contacts → |
“We deliver fully managed security, networking, cloud and communications services designed to drive enterprise.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Novarednovared.net HQ: Santiago, ChileReported employees: 201-500 | Santiago, Chile | 201-500 | Exact match | 317 contacts → |
“Novared is a leading Security Services Provider founded in 1995.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Network Computing Architects, Inc. NCAncanet.com HQ: Bellevue, WA, United StatesReported employees: 51-200 | Bellevue, WA, United States | 51-200 | Exact match | 273 contacts → |
“Network Computing Architects, Inc.(NCA) is a rapidly growing, quality-driven technology provider of services and telecommunication products for businesses of all sizes.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Sits Groupsits.com HQ: Wettingen, SwitzerlandReported employees: 501-1,000 | Wettingen, Switzerland | 501-1,000 | Exact match | 269 contacts → |
“As a leading IT security enterprise, the SITS Group stands for end-to-end security.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | KATIMkatim.com HQ: United StatesReported employees: 501-1,000 | United States | 501-1,000 | Exact match | 249 contacts → |
“KATIM is a leader in the development of innovative secure communication products and solutions for governments and businesses.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Prime Telecomprimetelecom.ro HQ: Sectorul 1, RomaniaReported employees: 201-500 | Sectorul 1, Romania | 201-500 | Exact match | 247 contacts → |
“Since 2003, we have consulted and implemented complete solutions for any business.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Cujo AIcujo.com HQ: Covina, CA, United StatesReported employees: 201-500 | Covina, CA, United States | 201-500 | Exact match | 239 contacts → |
“CUJO AI® is the global leader of cutting-edge cybersecurity and network intelligence solutions that enable network operators globally to improve the digital life protection of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,902 company matches
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Telecommunications security services: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
5,860 records in the displayed employee bands.
42 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 5,902 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Telecommunications security services by location
31 lists · largest firstEvery Telecommunications security services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Telecommunications security services based in the United States1,012
- Telecommunications security services based in Brazil447
- Telecommunications security services based in India272
- Telecommunications security services based in the United Kingdom248
- Telecommunications security services based in France226
- Telecommunications security services based in Mexico203
- Telecommunications security services based in Spain169
- Telecommunications security services based in Germany166
- Telecommunications security services based in Canada150
- Telecommunications security services based in Italy146
- Telecommunications security services based in Australia133
- Telecommunications security services based in the Netherlands98
- Telecommunications security services based in the United Arab Emirates81
- Telecommunications security services based in Türkiye76
- Telecommunications security services based in Argentina67
- Telecommunications security services based in Colombia65
- Telecommunications security services based in South Africa65
- Telecommunications security services based in Saudi Arabia57
- Telecommunications security services based in Poland55
- Telecommunications security services based in Chile52
- Telecommunications security services based in Sweden42
- Telecommunications security services based in Ecuador36
- Telecommunications security services based in Switzerland36
- Telecommunications security services based in Belgium34
- Telecommunications security services based in Malaysia32
- Telecommunications security services based in Czechia31
- Telecommunications security services based in Indonesia30
- Telecommunications security services based in Israel29
Cities
Questions about this company list
What does Exact match mean for telecommunications security services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecommunications security services did RevenueBase find worldwide?
The saved snapshot records 5,902 matching company records, 90,919 tracked contacts and 26,708 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
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Cite this list
RevenueBase Data Team. Top 25 telecommunications security services worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/telecommunications-security-services.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗