Company lists · Data refreshed October 2026
Top 25 Firewall and network defense vendors based in the United States
RevenueBase identified 172 company matches for firewall and network defense vendors associated with the United States as of October 2026 and tracks 45,229 professional contacts across them, including 24,588 with verified work emails. Austin is the largest hub.
This list covers company matches for firewall and network defense vendors 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 October 12, 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 firewall and network defense vendors based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 21,187 contacts → | ||||
Exact match “Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 2 | 14,972 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 · Oct 12, 2026 · View company records in RevenueBase | |||||
| 3 | 3,203 contacts → | ||||
Exact match “Infoblox unites networking and security to deliver unmatched performance and protection.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 4 | 1,131 contacts → | ||||
Exact match “WatchGuard® Technologies, Inc.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 5 | 383 contacts → | ||||
Exact match “3Com Corporation is a $1.3 billion global enterprise networking solutions provider that sets a new price/performance standard for customers.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 6 | 308 contacts → | ||||
Exact match “In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 7 | 141 contacts → | ||||
Exact match “eSoft is a leader in providing Simply Better Network Security™ to businesses of nearly any size.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 8 | 114 contacts → | ||||
Exact match “With over 25 years of expertise, PDI Security and Network Solutions (formerly known as Nuspire) is redefining cybersecurity and network management through intelligent unification…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 9 | 94 contacts → | ||||
Exact match “We stand in the breach so you don’t have to.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 10 | 65 contacts → | ||||
Exact match “Founded in 2014, IronNet Cybersecurity is a global cybersecurity leader that is revolutionizing how enterprises, industries, and governments secure their networks.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 11 | 44 contacts → | ||||
Exact match “Firewalls.com offers cutting edge products and services designed to provide cost-effective IT solutions in the age of information.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 12 | 29 contacts → | ||||
Exact match “Dataway, Inc.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 13 | 26 contacts → | ||||
Exact match “Based in Northern Virginia, Blue Ridge Networks is a visionary cybersecurity pioneer providing proven network access, infrastructure, and endpoint security solutions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 14 | 25 contacts → | ||||
Exact match “Finjan Holdings (NASDAQ:FNJN), founded in 1996, is a technology company committed to enabling innovation.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 15 | 24 contacts → | ||||
Exact match “Based in Bozeman Montana Hoplite Industries, Inc.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 16 | 22 contacts → | ||||
Exact match “Firewalla is dedicated to making accessible cybersecurity solutions that are simple, affordable, and powerful.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 17 | 21 contacts → | ||||
Exact match “vTECH io provides end-to-end hardware, software, professional services, and security solutions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 18 | 20 contacts → | ||||
Exact match “Protectli is a leading provider of network security hardware, offering innovative solutions for firewalls, routers, NAS, VPNs, and more.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 19 | 20 contacts → | ||||
Exact match “Your infrastructure IS your network.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 20 | 17 contacts → | ||||
Exact match “Link11 and Reblaze have united to provide comprehensive, enterprise-grade cybersecurity solutions, making the Internet safer for businesses of all sizes.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 21 | 15 contacts → | ||||
Exact match “One control plane, across every access layer.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 22 | 15 contacts → | ||||
Exact match “Total Defense provides powerful protection from evolving online threats.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 23 | 14 contacts → | ||||
Exact match “Comprehensive network security coverage across clouds for unparalleled visibility and context across your infrastructure.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 24 | 13 contacts → | ||||
Exact match “Calyptix Security helps small and medium offices secure their networks so they can raise profits, protect investments, and control technology.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 25 | 13 contacts → | ||||
Exact match “At Active Countermeasures, we are passionate about creating simple to use tools that quickly solve complex security problems.” Recorded in the RevenueBase company graph · Oct 12, 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 “firewall and network defense vendors”. 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 172 firewall and network defense vendors based in the United States
See the full list, filter by size, metro and specialty, and access 24,588 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Firewall and network defense vendors based in the United States at a glance
As of Oct 12, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 172 companies.
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 “firewall and network defense vendors” 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 24,588 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 October 12, 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 “firewall and network defense vendors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many firewall and network defense vendors are there based in the United States?
RevenueBase identified 172 company matches for firewall and network defense vendors associated with the United States as of October 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?
Palo Alto Networks tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most firewall and network defense vendors?
Austin leads with 5 company records, followed by New York (5) and Atlanta (4).
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 24,588 professional contacts with verified work emails tracked across these 172 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 October 12, 2026.
Ready to reach these companies? Verified emails and direct dials for all 172 firewall and network defense vendors based in the United States. Start with a free account, no credit card.
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Firewall and network defense vendors by geography
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
- Lists by location
- Lists A-Z
- New lists
- Firewall and network defense vendors based in Germany
- Firewall and network defense vendors based in India
- Firewall and network defense vendors based in Türkiye
- Firewall and network defense vendors based in the United Kingdom
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Company intelligence · public preview
Top 25 firewall and network defense vendors 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 172 matching company records for firewall and network defense vendors based in the United States, with 45,229 tracked contacts and 24,588 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: October 12, 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 firewall and network defense vendors 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 |  Palo Alto Networkspaloaltonetworks.comHQ: Santa Clara, CA, United StatesReported employees: 10001+ | Santa Clara, CA, United States | 10001+ | Exact match | 21,187 contacts → |
“Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Fortinetfortinet.comHQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 14,972 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 · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Infobloxinfoblox.comHQ: Santa Clara, CA, United StatesReported employees: 1,001-5,000 | Santa Clara, CA, United States | 1,001-5,000 | Exact match | 3,203 contacts → |
“Infoblox unites networking and security to deliver unmatched performance and protection.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Watchguard Technologieswatchguard.comHQ: Seattle, WA, United StatesReported employees: 1,001-5,000 | Seattle, WA, United States | 1,001-5,000 | Exact match | 1,131 contacts → |
“WatchGuard® Technologies, Inc.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  3com3com.comHQ: Marlborough, MA, United StatesReported employees: 5,001-10,000 | Marlborough, MA, United States | 5,001-10,000 | Exact match | 383 contacts → |
“3Com Corporation is a $1.3 billion global enterprise networking solutions provider that sets a new price/performance standard for customers.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Niksunniksun.comHQ: Princeton, NJ, United StatesReported employees: 201-500 | Princeton, NJ, United States | 201-500 | Exact match | 308 contacts → |
“In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  ESOFTesoft.comHQ: Broomfield, CO, United StatesReported employees: 51-200 | Broomfield, CO, United States | 51-200 | Exact match | 141 contacts → |
“eSoft is a leader in providing Simply Better Network Security™ to businesses of nearly any size.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  PDI Security And Network Solutionssecurity.pditechnologies.comHQ: Alpharetta, GA, United StatesReported employees: 1,001-5,000 | Alpharetta, GA, United States | 1,001-5,000 | Exact match | 114 contacts → |
“With over 25 years of expertise, PDI Security and Network Solutions (formerly known as Nuspire) is redefining cybersecurity and network management through intelligent unification…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Centripetalcentripetal.aiHQ: Reston, VA, United StatesReported employees: 51-200 | Reston, VA, United States | 51-200 | Exact match | 94 contacts → |
“We stand in the breach so you don’t have to.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Ironnetironnet.comHQ: Vienna, VA, United StatesReported employees: 11-50 | Vienna, VA, United States | 11-50 | Exact match | 65 contacts → |
“Founded in 2014, IronNet Cybersecurity is a global cybersecurity leader that is revolutionizing how enterprises, industries, and governments secure their networks.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  firewalls.comfirewalls.comHQ: Indianapolis, IN, United StatesReported employees: 11-50 | Indianapolis, IN, United States | 11-50 | Exact match | 44 contacts → |
“Firewalls.com offers cutting edge products and services designed to provide cost-effective IT solutions in the age of information.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Datawaydataway.comHQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 29 contacts → |
“Dataway, Inc.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Blue Ridge Networks, INCblueridgenetworks.comHQ: Chantilly, VA, United StatesReported employees: 11-50 | Chantilly, VA, United States | 11-50 | Exact match | 26 contacts → |
“Based in Northern Virginia, Blue Ridge Networks is a visionary cybersecurity pioneer providing proven network access, infrastructure, and endpoint security solutions.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Finjan Holdingsfinjan.comHQ: East Palo Alto, CA, United StatesReported employees: 11-50 | East Palo Alto, CA, United States | 11-50 | Exact match | 25 contacts → |
“Finjan Holdings (NASDAQ:FNJN), founded in 1996, is a technology company committed to enabling innovation.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Hoplite Industries, INChopliteindustries.comHQ: Bozeman, MT, United StatesReported employees: 11-50 | Bozeman, MT, United States | 11-50 | Exact match | 24 contacts → |
“Based in Bozeman Montana Hoplite Industries, Inc.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Firewalla INCfirewalla.comHQ: San Jose, CA, United StatesReported employees: 11-50 | San Jose, CA, United States | 11-50 | Exact match | 22 contacts → |
“Firewalla is dedicated to making accessible cybersecurity solutions that are simple, affordable, and powerful.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Vtech IOvtechio.comHQ: Naples, FL, United StatesReported employees: 11-50 | Naples, FL, United States | 11-50 | Exact match | 21 contacts → |
“vTECH io provides end-to-end hardware, software, professional services, and security solutions.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Protectliprotectli.comHQ: Vista, CA, United StatesReported employees: 11-50 | Vista, CA, United States | 11-50 | Exact match | 20 contacts → |
“Protectli is a leading provider of network security hardware, offering innovative solutions for firewalls, routers, NAS, VPNs, and more.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Mahlet, INCmahlet.net HQ: Burtonsville, MD, United StatesReported employees: 1-10 | Burtonsville, MD, United States | 1-10 | Exact match | 20 contacts → |
“Your infrastructure IS your network.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Reblaze Part Of Link11link11.comHQ: San Jose, CA, United StatesReported employees: 51-200 | San Jose, CA, United States | 51-200 | Exact match | 17 contacts → |
“Link11 and Reblaze have united to provide comprehensive, enterprise-grade cybersecurity solutions, making the Internet safer for businesses of all sizes.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  S3m Securitys3msecurity.comHQ: Miami, United StatesReported employees: 11-50 | Miami, United States | 11-50 | Exact match | 15 contacts → |
“One control plane, across every access layer.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Total Defensetotaldefense.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 15 contacts → |
“Total Defense provides powerful protection from evolving online threats.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Vmware Vdefendvmware.comHQ: Palo Alto, CA, United StatesReported employees: Not recorded | Palo Alto, CA, United States | Not recorded | Exact match | 14 contacts → |
“Comprehensive network security coverage across clouds for unparalleled visibility and context across your infrastructure.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Calyptix Security Corporationcalyptix.comHQ: Charlotte, NC, United StatesReported employees: 11-50 | Charlotte, NC, United States | 11-50 | Exact match | 13 contacts → |
“Calyptix Security helps small and medium offices secure their networks so they can raise profits, protect investments, and control technology.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Active Countermeasuresactivecountermeasures.comHQ: Sturgis, SD, United StatesReported employees: 11-50 | Sturgis, SD, United States | 11-50 | Exact match | 13 contacts → |
“At Active Countermeasures, we are passionate about creating simple to use tools that quickly solve complex security problems.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 172 company matches
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Firewall and network defense vendors: dataset insights
October 12, 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
172 records in the displayed employee bands.
0 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 172 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: October 12, 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 firewall and network defense vendors?
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 firewall and network defense vendors did RevenueBase find based in the United States?
The saved snapshot records 172 matching company records, 45,229 tracked contacts and 24,588 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: October 12, 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
Firewall and network defense vendors by geography
Cite this list
RevenueBase Data Team. Top 25 firewall and network defense vendors based in the United States. Snapshot: October 12, 2026. https://revenuebase.ai/companies/firewall-and-network-defense-vendors/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
- Firewall and network defense vendors based in Germany
- Firewall and network defense vendors based in India
- Firewall and network defense vendors based in Türkiye
- Firewall and network defense vendors based in the United Kingdom
- AI companies based in the United States
- Cybersecurity companies based in the United States
Company intelligence · public preview
Top 25 firewall and network defense vendors based in the United States
RevenueBase records 172 matching company records for firewall and network defense vendors based in the United States, with 45,229 tracked contacts and 24,588 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: October 12, 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 firewall and network defense vendors 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 | Palo Alto Networkspaloaltonetworks.com HQ: Santa Clara, CA, United StatesReported employees: 10001+ | Santa Clara, CA, United States | 10001+ | Exact match | 21,187 contacts → |
“Palo Alto Networks, the global cybersecurity leader, is shaping the cloud-centric future with technology that is transforming the way people and organizations operate.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Fortinetfortinet.com HQ: Sunnyvale, CA, United StatesReported employees: 10001+ | Sunnyvale, CA, United States | 10001+ | Exact match | 14,972 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 · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Infobloxinfoblox.com HQ: Santa Clara, CA, United StatesReported employees: 1,001-5,000 | Santa Clara, CA, United States | 1,001-5,000 | Exact match | 3,203 contacts → |
“Infoblox unites networking and security to deliver unmatched performance and protection.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Watchguard Technologieswatchguard.com HQ: Seattle, WA, United StatesReported employees: 1,001-5,000 | Seattle, WA, United States | 1,001-5,000 | Exact match | 1,131 contacts → |
“WatchGuard® Technologies, Inc.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | 3com3com.com HQ: Marlborough, MA, United StatesReported employees: 5,001-10,000 | Marlborough, MA, United States | 5,001-10,000 | Exact match | 383 contacts → |
“3Com Corporation is a $1.3 billion global enterprise networking solutions provider that sets a new price/performance standard for customers.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Niksunniksun.com HQ: Princeton, NJ, United StatesReported employees: 201-500 | Princeton, NJ, United States | 201-500 | Exact match | 308 contacts → |
“In the ever-growing world of Cloud Computing, Big Data and the Internet of Things, NIKSUN® is the industry leader in making the unknown known.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | ESOFTesoft.com HQ: Broomfield, CO, United StatesReported employees: 51-200 | Broomfield, CO, United States | 51-200 | Exact match | 141 contacts → |
“eSoft is a leader in providing Simply Better Network Security™ to businesses of nearly any size.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | PDI Security And Network Solutionssecurity.pditechnologies.com HQ: Alpharetta, GA, United StatesReported employees: 1,001-5,000 | Alpharetta, GA, United States | 1,001-5,000 | Exact match | 114 contacts → |
“With over 25 years of expertise, PDI Security and Network Solutions (formerly known as Nuspire) is redefining cybersecurity and network management through intelligent unification…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Centripetalcentripetal.ai HQ: Reston, VA, United StatesReported employees: 51-200 | Reston, VA, United States | 51-200 | Exact match | 94 contacts → |
“We stand in the breach so you don’t have to.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ironnetironnet.com HQ: Vienna, VA, United StatesReported employees: 11-50 | Vienna, VA, United States | 11-50 | Exact match | 65 contacts → |
“Founded in 2014, IronNet Cybersecurity is a global cybersecurity leader that is revolutionizing how enterprises, industries, and governments secure their networks.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | firewalls.comfirewalls.com HQ: Indianapolis, IN, United StatesReported employees: 11-50 | Indianapolis, IN, United States | 11-50 | Exact match | 44 contacts → |
“Firewalls.com offers cutting edge products and services designed to provide cost-effective IT solutions in the age of information.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Datawaydataway.com HQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 29 contacts → |
“Dataway, Inc.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Blue Ridge Networks, INCblueridgenetworks.com HQ: Chantilly, VA, United StatesReported employees: 11-50 | Chantilly, VA, United States | 11-50 | Exact match | 26 contacts → |
“Based in Northern Virginia, Blue Ridge Networks is a visionary cybersecurity pioneer providing proven network access, infrastructure, and endpoint security solutions.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Finjan Holdingsfinjan.com HQ: East Palo Alto, CA, United StatesReported employees: 11-50 | East Palo Alto, CA, United States | 11-50 | Exact match | 25 contacts → |
“Finjan Holdings (NASDAQ:FNJN), founded in 1996, is a technology company committed to enabling innovation.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Hoplite Industries, INChopliteindustries.com HQ: Bozeman, MT, United StatesReported employees: 11-50 | Bozeman, MT, United States | 11-50 | Exact match | 24 contacts → |
“Based in Bozeman Montana Hoplite Industries, Inc.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Firewalla INCfirewalla.com HQ: San Jose, CA, United StatesReported employees: 11-50 | San Jose, CA, United States | 11-50 | Exact match | 22 contacts → |
“Firewalla is dedicated to making accessible cybersecurity solutions that are simple, affordable, and powerful.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Vtech IOvtechio.com HQ: Naples, FL, United StatesReported employees: 11-50 | Naples, FL, United States | 11-50 | Exact match | 21 contacts → |
“vTECH io provides end-to-end hardware, software, professional services, and security solutions.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Protectliprotectli.com HQ: Vista, CA, United StatesReported employees: 11-50 | Vista, CA, United States | 11-50 | Exact match | 20 contacts → |
“Protectli is a leading provider of network security hardware, offering innovative solutions for firewalls, routers, NAS, VPNs, and more.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Mahlet, INCmahlet.net HQ: Burtonsville, MD, United StatesReported employees: 1-10 | Burtonsville, MD, United States | 1-10 | Exact match | 20 contacts → |
“Your infrastructure IS your network.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Reblaze Part Of Link11link11.com HQ: San Jose, CA, United StatesReported employees: 51-200 | San Jose, CA, United States | 51-200 | Exact match | 17 contacts → |
“Link11 and Reblaze have united to provide comprehensive, enterprise-grade cybersecurity solutions, making the Internet safer for businesses of all sizes.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | S3m Securitys3msecurity.com HQ: Miami, United StatesReported employees: 11-50 | Miami, United States | 11-50 | Exact match | 15 contacts → |
“One control plane, across every access layer.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Total Defensetotaldefense.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 15 contacts → |
“Total Defense provides powerful protection from evolving online threats.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Vmware Vdefendvmware.com HQ: Palo Alto, CA, United StatesReported employees: Not recorded | Palo Alto, CA, United States | Not recorded | Exact match | 14 contacts → |
“Comprehensive network security coverage across clouds for unparalleled visibility and context across your infrastructure.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Calyptix Security Corporationcalyptix.com HQ: Charlotte, NC, United StatesReported employees: 11-50 | Charlotte, NC, United States | 11-50 | Exact match | 13 contacts → |
“Calyptix Security helps small and medium offices secure their networks so they can raise profits, protect investments, and control technology.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Active Countermeasuresactivecountermeasures.com HQ: Sturgis, SD, United StatesReported employees: 11-50 | Sturgis, SD, United States | 11-50 | Exact match | 13 contacts → |
“At Active Countermeasures, we are passionate about creating simple to use tools that quickly solve complex security problems.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 172 company matches
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Firewall and network defense vendors: dataset insights
October 12, 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
172 records in the displayed employee bands.
0 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 worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 172 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: October 12, 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 firewall and network defense vendors?
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 firewall and network defense vendors did RevenueBase find based in the United States?
The saved snapshot records 172 matching company records, 45,229 tracked contacts and 24,588 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: October 12, 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
Firewall and network defense vendors by geography
Cite this list
RevenueBase Data Team. Top 25 firewall and network defense vendors based in the United States. Snapshot: October 12, 2026. https://revenuebase.ai/companies/firewall-and-network-defense-vendors/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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