Company lists · Data verified August 2026

Top 25 Cybersecurity and recovery firms based in the United States

There are 3,588 cybersecurity and recovery firms headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 60,616 professional contacts across them, including 25,324 with verified work emails and 21,052 with mobile numbers. New York is the largest hub.

This list covers cybersecurity and recovery firms headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

3,588Companies
60,616Contacts tracked
25,324Verified emails
21,052Mobile numbers
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The 25 largest cybersecurity and recovery firms based in the United States

Ranked by team size
Top 25 of 3,588 cybersecurity and recovery firms based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1CommvaultTinton Falls, NJ1,001-5,0004,0502,207
2TrellixPlano, TX1,001-5,0003,4901,633
3OPTIVChantilly, VA1,001-5,0002,2061,422
4BitdefenderFort Lauderdale, FL1,001-5,0002,1411,230
5Thales Cybersecurity ProductsAustin, TX1,001-5,0001,252645
6Guidepoint SecurityTampa, FL1,001-5,0001,234809
7CoalfireChicago, IL1,001-5,000960613
8Coalition, INCSan Francisco, CA501-1,000719562
9Telos CorporationLas Vegas, NV501-1,000636230
10VikingcloudChicago, IL1,001-5,000618436
11Ultraviolet CyberPhoenix, AZ501-1,000517258
12SecurityhqNew York, NY501-1,000492279
13Palo Alto Networks Unit 42Santa Clara, CA5,001-10,000438306
14United Security, Inc. USIBoston, MA1,001-5,00040972
15GM SectecSanturce1,001-5,00024169
16Mindpoint Group, A Tyto Athene CompanyReston, VA1,001-5,0002087
17Alert LogicEden Prairie, MN501-1,000176105
18NtiretyAustin, TX1,001-5,000166134
19Hitachi CyberSanta Clara, CA501-1,00016158
20At&t CybersecurityDallas, TX1,001-5,00015829
21Cert Division At The Software Engineering InstitutePittsburgh, PA501-1,0001559
22HelpsystemsEden Prairie, MN1,001-5,00013227
23ThreatdownSanta Clara, CA501-1,00010431
24Redlattice, INCWashington, DC501-1,0007455
25Exclusive Networks NAFremont, CA1,001-5,0006944

Showing 25 of 3,588 cybersecurity and recovery firms based in the United States

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Cybersecurity and recovery firms based in the United States at a glance

As of Aug 28, 2026
1-10Median size (employees)
New YorkLargest hub · 102 HQs
21,052Contacts with mobile numbers
46Emails re-verified in last 30 days

Companies by employee count

1-10
2,021
11-50
1,095
51-200
334
201-500
72
501-1,000
23
1,001-5,000
25
5,001-10,000
4

Cybersecurity and recovery firms by metro

MetroCompanies
Cybersecurity and recovery firms in New York102
Cybersecurity and recovery firms in Washington83
Cybersecurity and recovery firms in Miami68
Cybersecurity and recovery firms in Houston66
Cybersecurity and recovery firms in Atlanta60
Cybersecurity and recovery firms in Dallas59
Cybersecurity and recovery firms in Chicago58

How this list was built

Source
The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion
Companies whose own business descriptions match “cybersecurity and recovery firms”, with match quality audited by blind human judging, and headquartered in the United States.
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
Contact records re-verify on a rolling cadence; 46 contacts on this list were re-verified in the last 30 days.
Refresh
Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many cybersecurity and recovery firms are there based in the United States?

There are 3,588 cybersecurity and recovery firms headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Commvault, headquartered in Tinton Falls, tops this list with the largest team on record.

Which city has the most cybersecurity and recovery firms?

New York leads with 102 headquartered companies, followed by Washington (83) and Miami (68).

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 25,324 verified decision-maker contacts tracked across these 3,588 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.