Company lists · Data refreshed September 2026

Top 25 Cybersecurity services and solutions based in San Jose, United States

Name: Cybersecurity services and solutions based in San Jose, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 24, 2026 85 companies tracked

RevenueBase identified 85 company matches for cybersecurity services and solutions associated with San Jose, United States as of September 2026 and tracks 155,624 professional contacts across them, including 30,348 with verified work emails. Across the United States, New York is the largest hub for this category (457 companies); San Jose has 85.

This list covers company matches for cybersecurity services and solutions associated with San Jose, 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 24, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 24, 2026 How this list was built

85Companies

155,624Contacts tracked

30,348Verified emails

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The 25 largest cybersecurity services and solutions based in San Jose, United States

Ranked by team size

Top 25 of 85 company matches for cybersecurity services and solutions based in San Jose, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 24, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	CISCO	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	10001+	137,277 contacts →
	Exact match “Cisco is the worldwide technology leader that is revolutionizing the way organizations connect and protect in the AI era.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
2	Symantec	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	10001+	11,169 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 24, 2026 · View company records in RevenueBase
3	Forescout Technologies INC	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	1,181 contacts →
	Exact match “As AI-driven vulnerability and exploitation accelerate attack velocity to machine speed, Forescout is a foundational cyber defense layer that allows organizations to segment and…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
4	Crest Data	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	1,119 contacts →
	Exact match “Crest Data is a data and AI-driven technology solutions provider helping global enterprises and technology innovators accelerate digital evolution across Cybersecurity and…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
5	Netenrich	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	501-1,000	889 contacts →
	Exact match “Netenrich is redefining security operations by shifting the focus from "efficiency"(speed) to "efficacy"(comprehensive coverage).” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
6	Allied Telesis	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	816 contacts →
	Exact match “Our world is increasing in complexity.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
7	A10 Networks, INC	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	501-1,000	673 contacts →
	Exact match “A10 Networks provides security and infrastructure solutions for on-premises, hybrid cloud, and edge-cloud environments.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
8	Vectra AI	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	501-1,000	651 contacts →
	Exact match “Vectra AI is the cybersecurity AI leader in protecting modern networks from modern attacks.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
9	Skyhigh Security	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	501-1,000	640 contacts →
	Exact match “Skyhigh Security protects organizations with cloud-native security solutions that are both data-aware and simple to use.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
10	Catalyst Business Partners	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	51-200	172 contacts →
	Exact match “Catalyst is a digital consulting firm headquartered in Silicon Valley, with operations in over 15 countries across EMEA.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
11	Axiado Corporation	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	51-200	124 contacts →
	Exact match “Axiado is a leading hardware-anchored platform security solutions company deploying a novel, AI-driven approach to platform security against ransomware, supply chain…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
12	Whitehat Dynamic By Synopsys	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	201-500	89 contacts →
	Exact match “NTT Application Security is driving the future of application security.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
13	Opalsoft	Exact match	San Jose, United StatesHQ recorded Sep 24, 2026	51-200	63 contacts →
	Exact match “Opal Soft is a professional services company focused in information technology.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
14	Armature Systems	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	11-50	44 contacts →
	Exact match “Building an effective cyber security program from scratch is time consuming and expensive.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
15	Secqureone	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	51-200	43 contacts →
	Exact match “SecqureOne (SQ1) is a Silicon Valley based end-to-end cyber security and compliance solution provider serving businesses globally over the last 17 years.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
16	Ziontech Solutions INC	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	51-200	42 contacts →
	Exact match “Ziontech is a trusted, security focused, end to end systems integrator; implementing strategic and flexible solution, customized to customer’s need with a wide enterprise security…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
17	Crest Data Systems	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	1,001-5,000	39 contacts →
	Exact match “Crest Data Systems is a leading provider of custom solutions in the areas of Data Analytics, Cyber Security, ITOps/AIOps, DevOps, and Cloud based in the Bay Area, California.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
18	Truadvantage	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	11-50	34 contacts →
	Exact match “TruAdvantage is a Bay Area-based, award-winning IT firm that specializes in managed IT, managed Cybersecurity, managed Compliance and Cloud solutions.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
19	PRE Security	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	11-50	34 contacts →
	Exact match “PRE Security is leading the way to a new era of proactive, predictive cybersecurity with our AI Native Predictive SecOps platform.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
20	Firewalla INC	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	11-50	23 contacts →
	Exact match “Firewalla is dedicated to making accessible cybersecurity solutions that are simple, affordable, and powerful.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
21	Stallion SI	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	11-50	23 contacts →
	Exact match “About Stallion SI Technologies Delivery-first IT engineering for secure, scalable, real-world environments Stallion SI Technologies is a delivery-first IT professional services…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
22	Reblaze Part Of Link11	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	51-200	19 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 · Sep 24, 2026 · View company records in RevenueBase
23	Bravo Consulting	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	11-50	18 contacts →
	Exact match “At Bravo Consulting, we believe that cybersecurity doesn’t have to be complicated.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
24	Cornerstone Technologies	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	11-50	17 contacts →
	Exact match “Cornerstone Technologies has a history of innovation, a storied legacy of IT solutions, serving so many to date, and being trusted by some of the largest organizations in the…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase
25	Synqly	Exact match	San Jose, CA, United StatesHQ recorded Sep 24, 2026	11-50	17 contacts →
	Exact match “Synqly is building a stronger, more connected cybersecurity integration ecosystem with AI-enabled integrations that remove development barriers and unlock the full potential of…” Recorded in the RevenueBase company graph · Sep 24, 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 services and solutions”. 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 85 cybersecurity services and solutions based in San Jose, United States

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Cybersecurity services and solutions based in San Jose, United States at a glance

As of Sep 24, 2026

19.5%Verified-email coverage

1830.9Average contacts per company

11-50Median size (employees)

Sep 24, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Email recency for this list is measured across the whole United States list rather than for San Jose, so it is reported there. Company counts and contact totals on this page are exact for San Jose, over 85 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 San Jose, United States whose business descriptions match “cybersecurity services and solutions” 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 30,348 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 24, 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.

Cybersecurity services and solutions by metro in the United States

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 services and solutions”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity services and solutions are there based in San Jose, United States?

RevenueBase identified 85 company matches for cybersecurity services and solutions associated with San Jose, 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?

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

Which city in the United States has the most cybersecurity services and solutions?

New York leads the United States with 457 company records, followed by Houston (271) and Washington (235). San Jose has 85.

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 30,348 professional contacts with verified work emails tracked across these 85 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 24, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.