Company lists · Data refreshed September 2026
Top 24 Cybersecurity consultancies based in Jacksonville, United States
RevenueBase identified 42 cybersecurity consultancies headquartered in Jacksonville, United States as of September 2026 and tracks 293 professional contacts across them, including 134 with verified work emails. New York is the largest hub.
This list covers cybersecurity consultancies headquartered in Jacksonville, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 24, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 24 largest cybersecurity consultancies based in Jacksonville, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 73 contacts → | ||||
Partial evidence “OnDefend specializes in advanced cybersecurity testing that delivers ongoing security validation across the most complex technology environments.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 2 | 44 contacts → | ||||
Indirect evidence “Founded in 2010, Secure Ideas is a small-business consulting firm.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 3 | 25 contacts → | ||||
Indirect evidence “Information Technology & Services” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 4 | 20 contacts → | ||||
Indirect evidence “At NetTech, we understand that growing your business requires technology that works seamlessly and securely.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 5 | 14 contacts → | ||||
Indirect evidence “With over 22 years of IT experience, Axiom has become the trusted IT partner of choice for businesses all across the United States.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 6 | 14 contacts → | ||||
Indirect evidence “CSG Technologies is an IT firm that helps small-to-midsize companies navigate and manage the world of technology.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 7 | 10 contacts → | ||||
Indirect evidence “MISSION Established in 2020 our mission is to be the best at providing Simple, Tailored and Affordable Cyber Security Solutions for Small to Medium Sized Businesses.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 8 | 7 contacts → | ||||
Indirect evidence “For over a decade, businesses across Florida and beyond have trusted DefinIT Managed IT Services to provide expert solutions that tackle the IT challenges of growing organizations.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 9 | 6 contacts → | ||||
Indirect evidence “We provide superior, all-inclusive IT solutions tailored to the unique needs of local and federal government agencies, educational institutions, and commercial businesses.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 10 | 5 contacts → | ||||
Indirect evidence “Maybe you’re concerned with the current rising costs of your IT services, or maybe you are just running short on time because of your expanding business and need to hand over the…” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 11 | 4 contacts → | ||||
Partial evidence “Managed cybersecurity solutions powered by Carbon Black.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 12 | 4 contacts → | ||||
Indirect evidence “Silicon Valley innovation meets Jacksonville heart.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 13 | 3 contacts → | ||||
Indirect evidence “We are the premier Managed Security Service Provider in the Jacksonville area.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 14 | 3 contacts → | ||||
Indirect evidence “IT shouldn’t be a daily distraction.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 15 | 3 contacts → | ||||
Indirect evidence “Patriot Technology and Business Partners Inc, operating as PATRIOT®, is an Information Technology and Management Consulting firm providing end-to-end technical and technology…” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 16 | 2 contacts → | ||||
Indirect evidence “AA Global Solutions, is one of the leading consulting firms focuses on delivering information technology (IT) and professional services to Federal and State agencies, and to…” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2 contacts → | ||||
Indirect evidence “InfoShield: The Definitive Guardian for Finance & Healthcare SMEs In an era of escalating digital threats, InfoShield serves as the premier security partner for small and midsized…” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2 contacts → | ||||
Partial evidence “At My IT Support USA, we help businesses across Florida and Georgia reduce downtime, strengthen cybersecurity, and simplify IT management through proactive strategy.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1 contacts → | ||||
Indirect evidence “Secure Data Consortium is a professional services provider of Information Technology, Cyber Security and Systems Integration Solutions.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1 contacts → | ||||
Indirect evidence “Zevonix delivers cutting-edge IT solutions that drive smarter technology management for businesses.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1 contacts → | ||||
Indirect evidence “c14g] is dedicated to Network Security (Firewalls, VPNs, LOB Applications, Certificates), Automation (scripting, software removal/install, notifications) and Infrastructure…” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1 contacts → | ||||
Indirect evidence “Leading Edge Advisors LLC is a dynamic technology and information security consulting firm dedicated to providing enterprise-class tools, services, and support to companies of all…” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Partial evidence “CyberGuard Advisors delivers practical, business-aligned cybersecurity and AI governance services for small and mid-sized organizations.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Indirect evidence “With emerging technologies, complex network and application schemes and rising security threats, managing your company's IT needs can be a substantial time and financial drain.” Source: RevenueBase Database · checked Sep 24, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: cybersecurity consultancies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names cybersecurity consultancies.
- Partial evidence
- Its own public description names part of cybersecurity consultancies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name cybersecurity consultancies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 24 of 42 cybersecurity consultancies based in Jacksonville, United States
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Cybersecurity consultancies based in Jacksonville, United States at a glance
As of Sep 24, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Jacksonville, so it is reported there. Company counts and contact totals on this page are exact for Jacksonville, over 42 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among cybersecurity consultancies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Jacksonville, United States whose own description of what they do matches “cybersecurity consultancies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names cybersecurity consultancies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among cybersecurity consultancies, and records with no verified work email. Companies headquartered outside Jacksonville are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 134 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 24, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Cybersecurity consultancies by metro in the United States
- Cybersecurity consultancies in New York609
- Cybersecurity consultancies in Washington366
- Cybersecurity consultancies in Houston303
- Cybersecurity consultancies in Austin297
- Cybersecurity consultancies in Atlanta294
- Cybersecurity consultancies in Dallas258
- Cybersecurity consultancies in Miami253
- Cybersecurity consultancies in Chicago243
- Cybersecurity consultancies in San Francisco238
- Cybersecurity consultancies in Tampa185
- Cybersecurity consultancies in San Diego178
- Cybersecurity consultancies in Los Angeles169
- Cybersecurity consultancies in Arlington168
- Cybersecurity consultancies in Denver150
- Cybersecurity consultancies in Boston147
- Cybersecurity consultancies in San Antonio130
- Cybersecurity consultancies in Columbia126
- Cybersecurity consultancies in Phoenix125
- Cybersecurity consultancies in Seattle122
- Cybersecurity consultancies in Alexandria121
- Cybersecurity consultancies in Charlotte121
- Cybersecurity consultancies in Reston120
- Cybersecurity consultancies in Orlando118
- Cybersecurity consultancies in Las Vegas116
- Cybersecurity consultancies in San Jose95
- Cybersecurity consultancies in Mclean93
- Cybersecurity consultancies in Wilmington89
- Cybersecurity consultancies in Portland87
- Cybersecurity consultancies in Baltimore85
- Cybersecurity consultancies in Fairfax85
- Cybersecurity consultancies in Herndon84
- Cybersecurity consultancies in Ashburn83
- Cybersecurity consultancies in Raleigh81
- Cybersecurity consultancies in Huntsville79
- Cybersecurity consultancies in Sheridan78
- Cybersecurity consultancies in Colorado Springs77
- Cybersecurity consultancies in Plano77
- Cybersecurity consultancies in Irvine75
- Cybersecurity consultancies in Fort Lauderdale74
- Cybersecurity consultancies in Richmond74
- Cybersecurity consultancies in Columbus67
- Cybersecurity consultancies in Minneapolis66
- Cybersecurity consultancies in Pittsburgh66
- Cybersecurity consultancies in Vienna65
- Cybersecurity consultancies in Philadelphia64
- Cybersecurity consultancies in Nashville63
- Cybersecurity consultancies in Alpharetta59
- Cybersecurity consultancies in Leesburg57
- Cybersecurity consultancies in Dover56
- Cybersecurity consultancies in Frisco56
- Cybersecurity consultancies in Indianapolis56
- Cybersecurity consultancies in Scottsdale56
- Cybersecurity consultancies in Chantilly55
- Cybersecurity consultancies in Sacramento55
- Cybersecurity consultancies in Salt Lake City48
- Cybersecurity consultancies in Cincinnati47
- Cybersecurity consultancies in Newark47
- Cybersecurity consultancies in Rockville47
- Cybersecurity consultancies in Springfield46
- Cybersecurity consultancies in Albuquerque45
- Cybersecurity consultancies in Bethesda43
- Cybersecurity consultancies in Jacksonville42
- Cybersecurity consultancies in Virginia Beach40
- Cybersecurity consultancies in Birmingham39
- Cybersecurity consultancies in Detroit39
- Cybersecurity consultancies in Boca Raton38
- Cybersecurity consultancies in Cleveland37
- Cybersecurity consultancies in Knoxville37
- Cybersecurity consultancies in Madison37
- Cybersecurity consultancies in Annapolis35
- Cybersecurity consultancies in Fort Worth34
- Cybersecurity consultancies in Honolulu34
- Cybersecurity consultancies in Irving34
- Cybersecurity consultancies in Oklahoma City34
- Cybersecurity consultancies in Sarasota34
- Cybersecurity consultancies in Tucson34
- Cybersecurity consultancies in Greenville33
- Cybersecurity consultancies in St Petersburg33
- Cybersecurity consultancies in Louisville32
- Cybersecurity consultancies in Omaha32
- Cybersecurity consultancies in Princeton32
- Cybersecurity consultancies in Santa Clara32
- Cybersecurity consultancies in Frederick31
- Cybersecurity consultancies in Kansas City31
- Cybersecurity consultancies in Manassas31
- Cybersecurity consultancies in Overland Park31
- Cybersecurity consultancies in Ann Arbor30
- Cybersecurity consultancies in Charleston30
- Cybersecurity consultancies in New York City30
- Cybersecurity consultancies in Palo Alto30
- Cybersecurity consultancies in Silver Spring30
- Cybersecurity consultancies in Sterling30
- Cybersecurity consultancies in Bowie29
- Cybersecurity consultancies in Dayton29
- Cybersecurity consultancies in Franklin29
- Cybersecurity consultancies in Baton Rouge28
- Cybersecurity consultancies in Falls Church26
- Cybersecurity consultancies in Fremont26
- Cybersecurity consultancies in Gaithersburg26
- Cybersecurity consultancies in Hanover26
- Cybersecurity consultancies in Pasadena26
- Cybersecurity consultancies in Tulsa26
- Cybersecurity consultancies in West Palm Beach26
- Cybersecurity consultancies in Boulder25
- Cybersecurity consultancies in Mountain View25
- Cybersecurity consultancies in Naperville25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names cybersecurity consultancies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many cybersecurity consultancies are there based in Jacksonville, United States?
RevenueBase identified 42 cybersecurity consultancies headquartered in Jacksonville, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Ondefend, headquartered in Jacksonville, tops this list with the largest team on record.
Which city has the most cybersecurity consultancies?
New York leads with 609 headquartered companies, followed by Washington (366) and Houston (303).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 134 verified decision-maker contacts tracked across these 42 companies.
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 Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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