Company lists · Data refreshed August 2026
Top 25 5g cybersecurity providers based in the United States
RevenueBase identified 875 5g cybersecurity providers headquartered in the United States as of August 2026 and tracks 28,701 professional contacts across them, including 8,625 with verified work emails and 6,787 with mobile numbers. New York is the largest hub.
This list covers 5g cybersecurity providers headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed August 30, 2026.
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 5g cybersecurity providers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 11,179 | ||||
“Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 2,108 | ||||
“Barracuda is a leading global cybersecurity company providing complete protection against complex threats for all size business.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,211 | ||||
“On Dec.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,054 | ||||
“WatchGuard® Technologies, Inc.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 517 | ||||
“UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 492 | ||||
“SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 345 | ||||
“With offices in Oslo, Stavanger, Trondheim, Stockholm, Copenhagen, Utrecht and London, we deliver cybersecurity services across Europe.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 304 | ||||
“Cynet’s unified, AI-powered cybersecurity platform brings together a full suite of security capabilities in a single, simple solution, backed by 24x7 SOC support.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 284 | ||||
“Our core capabilities - Cybersecurity, Systems Integration, Communications and Network Engineering, Software Engineering, Operational and Technical Support, and Information…” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 259 | ||||
“Teldat develops cybersecurity solutions that place us at the forefront of technological developments.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 247 | ||||
“Lumifi Cyber helps organizations illuminate their cyber defense with continuous protection across the full security lifecycle.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 231 | ||||
“Hillstone Networks’ Integrative Cyber Security approach delivers coverage, control, and consolidation to secure digital transformation for more than enterprises worldwide.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 223 | ||||
“Betacom 5G-as-a-Service is the industry’s first fully managed private wireless service.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 210 | ||||
“Vehere is an AI cybersecurity company operating at the intersection of national security and enterprise security.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 209 | ||||
“Netdata is a leading global cybersecurity services partner with more than 200 certified engineers and over 1,500 certifications, widely recognized as a partner of Palo Alto…” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 205 | ||||
“Agio is a hybrid cybersecurity and managed IT organization that combines predictive intelligence with human brilliance to empower clients with next-generation cyber protection and…” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 161 | ||||
“Hitachi Systems Trusted Cyber Management Inc.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | At&t CybersecurityPartial evidence | 158 | |||
“AT & T Cybersecurity’s Edge-to-Edge technologies provide phenomenal threat intelligence, collaborative defense, security without the seams, and solutions that fit your business.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 130 | ||||
“Adapt Forward helps government agencies outpace adversaries through proven Cybersecurity Service Provider (CSSP) operations, mission-focused innovation, and a people first culture…” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 125 | ||||
“With over 25 years of expertise, PDI Security and Network Solutions (formerly known as Nuspire) is redefining cybersecurity and network management through intelligent unification…” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 120 | ||||
“CNF is a top cybersecurity provider in San Antonio Texas.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 119 | ||||
“SealingTech, a Parsons Company, rapidly delivers innovative, agile cybersecurity solutions that modernize, protect, and defend the networks and systems of the federal government…” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 92 | ||||
“25 Years Leading in Cybersecurity, and we’re just getting started.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 89 | ||||
“IPKeys Technologies is a leading provider of cybersecurity products and services to the Department of Defense and other Federal Government Agencies.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 76 | ||||
“At Vertek, we deliver advanced cybersecurity solutions that empower businesses to protect their digital assets and achieve peace of mind.” Source: company website · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 875 5g cybersecurity providers based in the United States
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5g cybersecurity providers based in the United States at a glance
As of Aug 30, 2026Companies by employee count
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among 5g cybersecurity providers, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.
- 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.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “5g cybersecurity providers”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among 5g cybersecurity providers, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 8,625 across the full list. 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 August 30, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
How many 5g cybersecurity providers are there based in the United States?
RevenueBase identified 875 5g cybersecurity providers headquartered in the United States as of August 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Symantec, headquartered in San Jose, tops this list with the largest team on record.
Which city has the most 5g cybersecurity providers?
New York leads with 24 headquartered companies, followed by Dallas (19) and Houston (16).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 8,625 verified decision-maker contacts tracked across these 875 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on August 30, 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.
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