Company lists · Data refreshed September 2026
Top 25 Cybersecurity engineers based in the United States
RevenueBase identified 3,639 company matches for cybersecurity engineers associated with the United States as of September 2026 and tracks 80,880 professional contacts across them, including 28,273 with verified work emails and 24,094 with mobile numbers. New York is the largest hub.
This list covers company matches for cybersecurity engineers associated with the United States, 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 1, 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 cybersecurity engineers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 11,179 contacts → | ||||
Exact match “Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 2 | 5,729 contacts → | ||||
Exact match “Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 3 | 3,490 contacts → | ||||
Exact match “Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 4 | 2,206 contacts → | ||||
Exact match “Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 5 | 2,141 contacts → | ||||
Exact match “Bitdefender is a cybersecurity leader delivering best-in-class threat prevention, detection, and response solutions worldwide.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 6 | 1,269 contacts → | ||||
Exact match “EC-Council is the creator of the globally renowned Certified Ethical Hacker (CEH) program.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 7 | 1,252 contacts → | ||||
Exact match “Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 8 | 1,234 contacts → | ||||
Exact match “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 9 | 1,211 contacts → | ||||
Exact match “On Dec.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 10 | 789 contacts → | ||||
Exact match “Absolute Security is partnered with more than 28 of the world’s leading endpoint device manufacturers, embedded in the firmware of 600 million devices, trusted by global…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 11 | 636 contacts → | ||||
Exact match “Telos empowers and protects the world’s most security-conscious organizations with solutions for continuous security assurance of individuals, systems, and information.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 12 | 517 contacts → | ||||
Exact match “UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 13 | 492 contacts → | ||||
Exact match “SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 14 | 409 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 1, 2026 · View company records in RevenueBase | |||||
| 15 | 404 contacts → | ||||
Exact match “Kudelski Security is a premier cybersecurity solutions provider, working with the most security-conscious organizations in Europe and across the United States.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 16 | 356 contacts → | ||||
Exact match “Horizon3.ai answers the two most important questions in cybersecurity: If someone tried to compromise us, would we hold up?” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 17 | 311 contacts → | ||||
Exact match “We deliver cybersecurity consulting, 24x7 operations and SaaS to leading companies in the Financial Services, Healthcare, Pharmaceuticals, Technology and Retail industries.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 18 | 307 contacts → | ||||
Exact match “Welcome to Logically.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 19 | 294 contacts → | ||||
Exact match “We are Cipher, a company from the Prosegur group specializing in Cybersecurity.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 20 | 273 contacts → | ||||
Exact match “For nearly two decades, Millennium Corporation has been operating on the leading edge of cybersecurity.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 21 | 271 contacts → | ||||
Exact match “Markon is the leader across full-spectrum cyber and technology-enabled solutions for the most critical national security priorities.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 22 | 266 contacts → | ||||
Exact match “Prescient Security is a global cybersecurity and compliance firm delivering risk-based audits, advanced penetration testing, and end-to-end framework support.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 23 | 251 contacts → | ||||
Exact match “Baxter Clewis Cybersecurity, we bring to the table a unique set of experiences that allow us to best serve your cybersecurity needs.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 24 | 250 contacts → | ||||
Exact match “Securin is obsessed with helping leaders continuously improve their security posture.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 25 | 231 contacts → | ||||
Exact match “Hillstone Networks’ Integrative Cyber Security approach delivers coverage, control, and consolidation to secure digital transformation for more than enterprises worldwide.” Recorded in the RevenueBase company graph · Sep 1, 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 “cybersecurity engineers”. 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 3,639 cybersecurity engineers based in the United States
See the full list, filter by size, metro and specialty, and access 28,273 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Cybersecurity engineers based in the United States at a glance
As of Sep 1, 2026Companies by employee count
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.
- What qualifies
- Company records associated with the United States whose business descriptions match “cybersecurity engineers” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 28,273 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 1, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
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 “cybersecurity engineers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many cybersecurity engineers are there based in the United States?
RevenueBase identified 3,639 company matches for cybersecurity engineers associated with the United States 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?
Symantec tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most cybersecurity engineers?
New York leads with 115 company records, followed by Houston (69) and Atlanta (68).
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 28,273 professional contacts with verified work emails tracked across these 3,639 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 1, 2026.
Ready to reach these companies? Verified emails and direct dials for all 3,639 cybersecurity engineers based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Cybersecurity engineers by geography
- Cybersecurity engineers based in the United Kingdom
- Cybersecurity engineers based in France
- Cybersecurity engineers based in Australia
- Cybersecurity engineers based in Canada
- Cybersecurity engineers based in Brazil
- Cybersecurity engineers based in Germany
- Cybersecurity engineers based in the Netherlands
- Cybersecurity engineers based in Spain
- Cybersecurity engineers based in Italy
- Cybersecurity engineers based in Israel
- Cybersecurity engineers based in Mexico
- Cybersecurity engineers based in South Africa
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
- All company lists
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- Lists A-Z
- New lists
- Cybersecurity engineers based in the United Kingdom
- Cybersecurity engineers based in France
- Cybersecurity engineers based in Australia
- Cybersecurity engineers based in Canada
- Cybersecurity engineers based in Brazil
- Cybersecurity engineers based in Germany
Company intelligence · public preview
Top 25 cybersecurity engineers based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 3,639 matching company records for cybersecurity engineers based in the United States, with 80,880 tracked contacts and 28,273 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 1, 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 cybersecurity engineers based in the United States
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 |  Symantecbroadcom.comHQ: HQ not recorded; location: San Jose, CA, United StatesReported employees: 10001+ | HQ not recorded; location: San Jose, CA, United States | 10001+ | Exact match | 11,179 contacts → |
“Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Convergintconvergint.comHQ: HQ not recorded; location: Hoffman Estates, IL, United StatesReported employees: 10001+ | HQ not recorded; location: Hoffman Estates, IL, United States | 10001+ | Exact match | 5,729 contacts → |
“Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Trellixtrellix.comHQ: HQ not recorded; location: Plano, TX, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Plano, TX, United States | 1,001-5,000 | Exact match | 3,490 contacts → |
“Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  OPTIVoptiv.comHQ: HQ not recorded; location: Chantilly, VA, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Chantilly, VA, United States | 1,001-5,000 | Exact match | 2,206 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Bitdefenderbitdefender.comHQ: HQ not recorded; location: Fort Lauderdale, FL, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Fort Lauderdale, FL, United States | 1,001-5,000 | Exact match | 2,141 contacts → |
“Bitdefender is a cybersecurity leader delivering best-in-class threat prevention, detection, and response solutions worldwide.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Ec-Councileccouncil.orgHQ: HQ not recorded; location: Albuquerque, NM, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Albuquerque, NM, United States | 1,001-5,000 | Exact match | 1,269 contacts → |
“EC-Council is the creator of the globally renowned Certified Ethical Hacker (CEH) program.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Thales Cybersecurity Productscpl.thalesgroup.comHQ: HQ not recorded; location: Austin, TX, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Austin, TX, United States | 1,001-5,000 | Exact match | 1,252 contacts → |
“Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Guidepoint Securityguidepointsecurity.comHQ: HQ not recorded; location: Tampa, FL, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Tampa, FL, United States | 1,001-5,000 | Exact match | 1,234 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Impervaimperva.comHQ: HQ not recorded; location: Austin, TX, United StatesReported employees: 10001+ | HQ not recorded; location: Austin, TX, United States | 10001+ | Exact match | 1,211 contacts → |
“On Dec.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Absolute Securityabsolute.comHQ: HQ not recorded; location: Seattle, WA, United StatesReported employees: 501-1,000 | HQ not recorded; location: Seattle, WA, United States | 501-1,000 | Exact match | 789 contacts → |
“Absolute Security is partnered with more than 28 of the world’s leading endpoint device manufacturers, embedded in the firmware of 600 million devices, trusted by global…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Telos Corporationtelos.comHQ: HQ not recorded; location: Las Vegas, NV, United StatesReported employees: 501-1,000 | HQ not recorded; location: Las Vegas, NV, United States | 501-1,000 | Exact match | 636 contacts → |
“Telos empowers and protects the world’s most security-conscious organizations with solutions for continuous security assurance of individuals, systems, and information.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Ultraviolet Cyberuvcyber.comHQ: HQ not recorded; location: Phoenix, AZ, United StatesReported employees: 501-1,000 | HQ not recorded; location: Phoenix, AZ, United States | 501-1,000 | Exact match | 517 contacts → |
“UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Securityhqsecurityhq.comHQ: HQ not recorded; location: New York, NY, United StatesReported employees: 501-1,000 | HQ not recorded; location: New York, NY, United States | 501-1,000 | Exact match | 492 contacts → |
“SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  United Security, Inc. USIusisecurity.comHQ: HQ not recorded; location: Boston, MA, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Boston, MA, United States | 1,001-5,000 | Exact match | 409 contacts → |
“United Security Inc.(USI) provides personalized security solutions enhanced by advanced technology and cyber services.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Kudelski Securitykudelskisecurity.comHQ: HQ not recorded; location: Irving, TX, United StatesReported employees: 201-500 | HQ not recorded; location: Irving, TX, United States | 201-500 | Exact match | 404 contacts → |
“Kudelski Security is a premier cybersecurity solutions provider, working with the most security-conscious organizations in Europe and across the United States.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  horizon3.aihorizon3.aiHQ: HQ not recorded; location: Durham, NC, United StatesReported employees: 201-500 | HQ not recorded; location: Durham, NC, United States | 201-500 | Exact match | 356 contacts → |
“Horizon3.ai answers the two most important questions in cybersecurity: If someone tried to compromise us, would we hold up?” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Security Risk Advisorssra.ioHQ: HQ not recorded; location: Philadelphia, PA, United StatesReported employees: 201-500 | HQ not recorded; location: Philadelphia, PA, United States | 201-500 | Exact match | 311 contacts → |
“We deliver cybersecurity consulting, 24x7 operations and SaaS to leading companies in the Financial Services, Healthcare, Pharmaceuticals, Technology and Retail industries.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Logicallylogically.comHQ: HQ not recorded; location: Danbury, CT, United StatesReported employees: 201-500 | HQ not recorded; location: Danbury, CT, United States | 201-500 | Exact match | 307 contacts → |
“Welcome to Logically.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Cipher A Prosegur Companycipher.comHQ: HQ not recorded; location: Miami, FL, United StatesReported employees: 201-500 | HQ not recorded; location: Miami, FL, United States | 201-500 | Exact match | 294 contacts → |
“We are Cipher, a company from the Prosegur group specializing in Cybersecurity.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Millennium Corporationmillgroupinc.com HQ: HQ not recorded; location: Arlington, VA, United StatesReported employees: 201-500 | HQ not recorded; location: Arlington, VA, United States | 201-500 | Exact match | 273 contacts → |
“For nearly two decades, Millennium Corporation has been operating on the leading edge of cybersecurity.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Markonmarkonsolutions.comHQ: HQ not recorded; location: Falls Church, VA, United StatesReported employees: 501-1,000 | HQ not recorded; location: Falls Church, VA, United States | 501-1,000 | Exact match | 271 contacts → |
“Markon is the leader across full-spectrum cyber and technology-enabled solutions for the most critical national security priorities.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Prescient Securityprescientsecurity.comHQ: HQ not recorded; location: Nashville, TN, United StatesReported employees: 201-500 | HQ not recorded; location: Nashville, TN, United States | 201-500 | Exact match | 266 contacts → |
“Prescient Security is a global cybersecurity and compliance firm delivering risk-based audits, advanced penetration testing, and end-to-end framework support.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Baxter Clewis Cybersecuritybaxterclewis.comHQ: HQ not recorded; location: Cedar Hill, TX, United StatesReported employees: 201-500 | HQ not recorded; location: Cedar Hill, TX, United States | 201-500 | Exact match | 251 contacts → |
“Baxter Clewis Cybersecurity, we bring to the table a unique set of experiences that allow us to best serve your cybersecurity needs.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Securin INCsecurin.ioHQ: HQ not recorded; location: Albuquerque, NM, United StatesReported employees: 201-500 | HQ not recorded; location: Albuquerque, NM, United States | 201-500 | Exact match | 250 contacts → |
“Securin is obsessed with helping leaders continuously improve their security posture.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Hillstone Networkshillstonenet.comHQ: HQ not recorded; location: Santa Clara, CA, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Santa Clara, CA, United States | 1,001-5,000 | Exact match | 231 contacts → |
“Hillstone Networks’ Integrative Cyber Security approach delivers coverage, control, and consolidation to secure digital transformation for more than enterprises worldwide.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,639 company matches
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Cybersecurity engineers: dataset insights
September 1, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
3,621 records in the displayed employee bands.
18 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 1, 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 ↗
Questions about this company list
What does Exact match mean for cybersecurity engineers?
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 cybersecurity engineers did RevenueBase find based in the United States?
The saved snapshot records 3,639 matching company records, 80,880 tracked contacts and 28,273 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 1, 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
Cybersecurity engineers by geography
- Cybersecurity engineers based in the United Kingdom
- Cybersecurity engineers based in France
- Cybersecurity engineers based in Australia
- Cybersecurity engineers based in Canada
- Cybersecurity engineers based in Brazil
- Cybersecurity engineers based in Germany
- Cybersecurity engineers based in the Netherlands
- Cybersecurity engineers based in Spain
- Cybersecurity engineers based in Italy
- Cybersecurity engineers based in Israel
- Cybersecurity engineers based in Mexico
- Cybersecurity engineers based in South Africa
Cite this list
RevenueBase Data Team. Top 25 cybersecurity engineers based in the United States. Snapshot: September 1, 2026. https://revenuebase.ai/companies/cybersecurity-engineers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Cybersecurity engineers based in the United Kingdom
- Cybersecurity engineers based in France
- Cybersecurity engineers based in Australia
- Cybersecurity engineers based in Canada
- Cybersecurity engineers based in Brazil
- Cybersecurity engineers based in Germany
Company intelligence · public preview
Top 25 cybersecurity engineers based in the United States
RevenueBase records 3,639 matching company records for cybersecurity engineers based in the United States, with 80,880 tracked contacts and 28,273 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 1, 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 cybersecurity engineers based in the United States
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 | Symantecbroadcom.com HQ: HQ not recorded; location: San Jose, CA, United StatesReported employees: 10001+ | HQ not recorded; location: San Jose, CA, United States | 10001+ | Exact match | 11,179 contacts → |
“Your backstage pass to the most epic cybersecurity solutions on the market for Endpoint, Network, Data and Cloud security.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Convergintconvergint.com HQ: HQ not recorded; location: Hoffman Estates, IL, United StatesReported employees: 10001+ | HQ not recorded; location: Hoffman Estates, IL, United States | 10001+ | Exact match | 5,729 contacts → |
“Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Trellixtrellix.com HQ: HQ not recorded; location: Plano, TX, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Plano, TX, United States | 1,001-5,000 | Exact match | 3,490 contacts → |
“Trellix is a global cybersecurity company delivering intelligence-led cyber resilience for security-conscious organizations at any stage of their journey.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | OPTIVoptiv.com HQ: HQ not recorded; location: Chantilly, VA, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Chantilly, VA, United States | 1,001-5,000 | Exact match | 2,206 contacts → |
“Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Bitdefenderbitdefender.com HQ: HQ not recorded; location: Fort Lauderdale, FL, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Fort Lauderdale, FL, United States | 1,001-5,000 | Exact match | 2,141 contacts → |
“Bitdefender is a cybersecurity leader delivering best-in-class threat prevention, detection, and response solutions worldwide.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ec-Councileccouncil.org HQ: HQ not recorded; location: Albuquerque, NM, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Albuquerque, NM, United States | 1,001-5,000 | Exact match | 1,269 contacts → |
“EC-Council is the creator of the globally renowned Certified Ethical Hacker (CEH) program.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Thales Cybersecurity Productscpl.thalesgroup.com HQ: HQ not recorded; location: Austin, TX, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Austin, TX, United States | 1,001-5,000 | Exact match | 1,252 contacts → |
“Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Guidepoint Securityguidepointsecurity.com HQ: HQ not recorded; location: Tampa, FL, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Tampa, FL, United States | 1,001-5,000 | Exact match | 1,234 contacts → |
“GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Impervaimperva.com HQ: HQ not recorded; location: Austin, TX, United StatesReported employees: 10001+ | HQ not recorded; location: Austin, TX, United States | 10001+ | Exact match | 1,211 contacts → |
“On Dec.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Absolute Securityabsolute.com HQ: HQ not recorded; location: Seattle, WA, United StatesReported employees: 501-1,000 | HQ not recorded; location: Seattle, WA, United States | 501-1,000 | Exact match | 789 contacts → |
“Absolute Security is partnered with more than 28 of the world’s leading endpoint device manufacturers, embedded in the firmware of 600 million devices, trusted by global…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Telos Corporationtelos.com HQ: HQ not recorded; location: Las Vegas, NV, United StatesReported employees: 501-1,000 | HQ not recorded; location: Las Vegas, NV, United States | 501-1,000 | Exact match | 636 contacts → |
“Telos empowers and protects the world’s most security-conscious organizations with solutions for continuous security assurance of individuals, systems, and information.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Ultraviolet Cyberuvcyber.com HQ: HQ not recorded; location: Phoenix, AZ, United StatesReported employees: 501-1,000 | HQ not recorded; location: Phoenix, AZ, United States | 501-1,000 | Exact match | 517 contacts → |
“UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Securityhqsecurityhq.com HQ: HQ not recorded; location: New York, NY, United StatesReported employees: 501-1,000 | HQ not recorded; location: New York, NY, United States | 501-1,000 | Exact match | 492 contacts → |
“SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | United Security, Inc. USIusisecurity.com HQ: HQ not recorded; location: Boston, MA, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Boston, MA, United States | 1,001-5,000 | Exact match | 409 contacts → |
“United Security Inc.(USI) provides personalized security solutions enhanced by advanced technology and cyber services.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Kudelski Securitykudelskisecurity.com HQ: HQ not recorded; location: Irving, TX, United StatesReported employees: 201-500 | HQ not recorded; location: Irving, TX, United States | 201-500 | Exact match | 404 contacts → |
“Kudelski Security is a premier cybersecurity solutions provider, working with the most security-conscious organizations in Europe and across the United States.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | horizon3.aihorizon3.ai HQ: HQ not recorded; location: Durham, NC, United StatesReported employees: 201-500 | HQ not recorded; location: Durham, NC, United States | 201-500 | Exact match | 356 contacts → |
“Horizon3.ai answers the two most important questions in cybersecurity: If someone tried to compromise us, would we hold up?” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Security Risk Advisorssra.io HQ: HQ not recorded; location: Philadelphia, PA, United StatesReported employees: 201-500 | HQ not recorded; location: Philadelphia, PA, United States | 201-500 | Exact match | 311 contacts → |
“We deliver cybersecurity consulting, 24x7 operations and SaaS to leading companies in the Financial Services, Healthcare, Pharmaceuticals, Technology and Retail industries.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Logicallylogically.com HQ: HQ not recorded; location: Danbury, CT, United StatesReported employees: 201-500 | HQ not recorded; location: Danbury, CT, United States | 201-500 | Exact match | 307 contacts → |
“Welcome to Logically.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Cipher A Prosegur Companycipher.com HQ: HQ not recorded; location: Miami, FL, United StatesReported employees: 201-500 | HQ not recorded; location: Miami, FL, United States | 201-500 | Exact match | 294 contacts → |
“We are Cipher, a company from the Prosegur group specializing in Cybersecurity.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Millennium Corporationmillgroupinc.com HQ: HQ not recorded; location: Arlington, VA, United StatesReported employees: 201-500 | HQ not recorded; location: Arlington, VA, United States | 201-500 | Exact match | 273 contacts → |
“For nearly two decades, Millennium Corporation has been operating on the leading edge of cybersecurity.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Markonmarkonsolutions.com HQ: HQ not recorded; location: Falls Church, VA, United StatesReported employees: 501-1,000 | HQ not recorded; location: Falls Church, VA, United States | 501-1,000 | Exact match | 271 contacts → |
“Markon is the leader across full-spectrum cyber and technology-enabled solutions for the most critical national security priorities.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Prescient Securityprescientsecurity.com HQ: HQ not recorded; location: Nashville, TN, United StatesReported employees: 201-500 | HQ not recorded; location: Nashville, TN, United States | 201-500 | Exact match | 266 contacts → |
“Prescient Security is a global cybersecurity and compliance firm delivering risk-based audits, advanced penetration testing, and end-to-end framework support.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Baxter Clewis Cybersecuritybaxterclewis.com HQ: HQ not recorded; location: Cedar Hill, TX, United StatesReported employees: 201-500 | HQ not recorded; location: Cedar Hill, TX, United States | 201-500 | Exact match | 251 contacts → |
“Baxter Clewis Cybersecurity, we bring to the table a unique set of experiences that allow us to best serve your cybersecurity needs.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Securin INCsecurin.io HQ: HQ not recorded; location: Albuquerque, NM, United StatesReported employees: 201-500 | HQ not recorded; location: Albuquerque, NM, United States | 201-500 | Exact match | 250 contacts → |
“Securin is obsessed with helping leaders continuously improve their security posture.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Hillstone Networkshillstonenet.com HQ: HQ not recorded; location: Santa Clara, CA, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Santa Clara, CA, United States | 1,001-5,000 | Exact match | 231 contacts → |
“Hillstone Networks’ Integrative Cyber Security approach delivers coverage, control, and consolidation to secure digital transformation for more than enterprises worldwide.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,639 company matches
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Cybersecurity engineers: dataset insights
September 1, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
3,621 records in the displayed employee bands.
18 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 1, 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 ↗
Questions about this company list
What does Exact match mean for cybersecurity engineers?
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 cybersecurity engineers did RevenueBase find based in the United States?
The saved snapshot records 3,639 matching company records, 80,880 tracked contacts and 28,273 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 1, 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.
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Cite this list
RevenueBase Data Team. Top 25 cybersecurity engineers based in the United States. Snapshot: September 1, 2026. https://revenuebase.ai/companies/cybersecurity-engineers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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