Company lists · Data refreshed September 2026

Top 25 Cybersecurity contractors based in Tampa, United States

Name: Cybersecurity contractors based in Tampa, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 127 companies tracked

RevenueBase identified 127 company matches for cybersecurity contractors associated with Tampa, United States as of September 2026 and tracks 4,106 professional contacts across them, including 2,261 with verified work emails. Across the United States, New York is the largest hub for this category (293 companies); Tampa has 127.

This list covers company matches for cybersecurity contractors associated with Tampa, 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 21, 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 21, 2026 How this list was built

127Companies

4,106Contacts tracked

2,261Verified emails

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The 25 largest cybersecurity contractors based in Tampa, United States

Ranked by team size

Top 25 of 127 company matches for cybersecurity contractors based in Tampa, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	Reliaquest	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,285 contacts →
	Exact match “ReliaQuest exists to Make Security Possible.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Opswat	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	501-1,000	1,119 contacts →
	Exact match “OPSWAT protects critical infrastructure.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	NTG	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	51-200	236 contacts →
	Exact match “NTG is where excellence meets innovation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Cyberfox	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	51-200	109 contacts →
	Exact match “CyberFOX is a global cybersecurity solutions provider headquartered in Tampa, Florida, specializing in privileged access management (PAM), password management, and DNS filtering…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Enprovera	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	201-500	102 contacts →
	Exact match “EnProVera is a Native American Owned 8(a) Small Business and a Service Disabled Veteran Owned Small Business providing Information Technology, Insider Threat, Systems Engineering…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Digital Hands	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	51-200	73 contacts →
	Exact match “Digital Hands is a managed service provider built for the real world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Ac4s	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	201-500	71 contacts →
	Exact match “AC4S has Expanded its Lines of Business – AC4S provides exceptional customer support through three mutually supporting lines of business – Converged IP Services and Solutions…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Focal Point Data Risk A CDW Company	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	201-500	66 contacts →
	Exact match “Focal Point Data Risk is now a CDW company!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Cyberglobal	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	51-200	64 contacts →
	Exact match “CyberGlobal is the first and only cybersecurity franchise in the world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Abacode, A Thrive Company	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	51-200	62 contacts →
	Exact match “Abacode joined forces with Thrive, learn more here: https://thrivenextgen.com/thrive-acquires-grc-focused-abacode/ Founded in 2014, Abacode has redefined industry standards by…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Cyber Florida At USF The Florida Center For Cybersecurity	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	51-200	61 contacts →
	Exact match “The Florida Center for Cybersecurity, also known as Cyber Florida, was established by the Florida Legislature in 2014 to help position Florida as a national leader in…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Venatôre	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	51-200	57 contacts →
	Exact match “Venatôre LLC provides secure, integrated, and mission-ready technology solutions to U.S.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Concertium	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	11-50	55 contacts →
	Exact match “Concertium is a complete cybersecurity partner equipped with the expertise and services to deliver end-to-end visibility and protection from evolving cyber threats.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Ridge IT Cyber	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	11-50	39 contacts →
	Exact match “As America's #1 ranked MSSP on the Inc.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	Streamline Defense	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	51-200	34 contacts →
	Exact match “Streamline Defense delivers cutting-edge intelligence, cyber, and mission support solutions that outpace threats and drive operational advantage across defense and national…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Tmpc INC	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	51-200	31 contacts →
	Exact match “Minority and veteran owned, TMPC is a small business tasked with top-level cybersecurity for numerous agencies in the federal government.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Rita Technology Services	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	51-200	31 contacts →
	Exact match “Tampa's #1 IT Recruiting Firm 🥇 Executive Search \| Strategic Recruiting \| IT Staffing Established in 1972, Rita Technology Services is a leading Information Technology & Cyber…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Mile2 Cybersecurity Institute	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	11-50	30 contacts →
	Exact match “Mile2® is a global leader in cybersecurity training, certification, and consulting, dedicated to equipping individuals, government agencies, and organizations with the skills to…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Atlantic Digital	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	11-50	27 contacts →
	Exact match “Navigating the Cybersecurity Maturity Model Certification (CMMC) is a critical responsibility for defense contractors and organizations safeguarding Controlled Unclassified…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	Flymotion	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	11-50	26 contacts →
	Exact match “FLYMOTION, a veteran-owned company, is an industry leader providing end-to-end technology solutions, system integration, world-class training and support.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Cyber Security Solutions INC	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	11-50	26 contacts →
	Exact match “Cyber Security Solutions Inc, founded in 2015 by veterans and based in Florida, delivers managed cybersecurity services including penetration testing, vulnerability scanning…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Ēlevātus	Exact match	Tampa, United StatesHQ recorded Sep 21, 2026	11-50	21 contacts →
	Exact match “Elevatus IT: Your Trusted Partner in Cybersecurity and IT Support At Elevatus IT, we specialize in providing top-tier cybersecurity and IT support services to doctors and lawyers…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Securance Consulting	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	11-50	21 contacts →
	Exact match “For 25 years, Securance Consulting has been the firm that security, compliance, and IT risk leaders call when the work is too important to hand off to a junior team.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Navisec	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	11-50	17 contacts →
	Exact match “NaviSec empowers clients to obtain a higher level of IT security with uncommon clarity, flexibility, and confidence in an the ever-changing cyber security landscape through a…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Castlegarde INC	Exact match	Tampa, FL, United StatesHQ recorded Sep 21, 2026	11-50	13 contacts →
	Exact match “CASTLEGARDE INC is a company based out of 4911 S WEST SHORE BLVD, TAMPA, Florida, United States.” Recorded in the RevenueBase company graph · Sep 21, 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 contractors”. 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 127 cybersecurity contractors based in Tampa, United States

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Cybersecurity contractors based in Tampa, United States at a glance

As of Sep 21, 2026

55.1%Verified-email coverage

32.3Average contacts per company

11-50Median size (employees)

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Tampa, so it is reported there. Company counts and contact totals on this page are exact for Tampa, over 127 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 Tampa, United States whose business descriptions match “cybersecurity contractors” 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 2,261 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 21, 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 contractors 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 contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity contractors are there based in Tampa, United States?

RevenueBase identified 127 company matches for cybersecurity contractors associated with Tampa, 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?

Reliaquest 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 contractors?

New York leads the United States with 293 company records, followed by Washington (220) and Austin (170). Tampa has 127.

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 2,261 professional contacts with verified work emails tracked across these 127 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 21, 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.