Company lists · Data verified August 2026

Top 25 Encryption software companies based in the United States

Name: Encryption software companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 117 companies tracked

There are 117 encryption software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 1,982 professional contacts across them, including 484 with verified work emails and 625 with mobile numbers. New York is the largest hub.

This list covers encryption software companies 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.

117Companies

1,982Contacts tracked

484Verified emails

625Mobile numbers

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The 25 largest encryption software companies based in the United States

Ranked by team size

Top 25 of 117 encryption software companies 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.
#	Company	HQ	Employees	Contacts	Verified emails
1	Virtru	Washington, DC	201-500	220	146
2	Preveil	Boston, MA	51-200	70	49
3	Thales Trusted Cyber Technologies	Abingdon, MD	51-200	62	1
4	Securedata	Los Angeles, CA	51-200	61	33
5	confidencial.io	Menlo Park, CA	11-50	47	21
6	QRYPT	New York	11-50	34	22
7	Vormetric, INC	San Jose, CA	201-500	32	8
8	Spideroak	Lenexa, KS	11-50	31	15
9	Apricorn	Poway, CA	11-50	28	21
10	Passware	Mountain View, CA	11-50	27	4
11	Datapatrol	Washington, DC	11-50	25	16
12	Zeva Incorporated	Fairfax, VA	11-50	24	3
13	Inventonus Tech Pvt. LTD	Arlington, MA	11-50	22	9
14	Safelogic	Vienna, VA	11-50	21	15
15	Prime Factors	Eugene, OR	11-50	21	15
16	Secturion Systems	Centerville, UT	11-50	18	13
17	Qanapi	Washington, DC	11-50	15	8
18	Garantir Cybersecurity	San Diego, CA	11-50	14	10
19	OPE Technologies	Mobile, AL	11-50	14	2
20	Townsend Security	Olympia, WA	11-50	12	3
21	Stealth Software Technologies, INC	Los Angeles, CA	11-50	11	7
22	Global Integrity	Mclean, VA	51-200	10	7
23	Active Cypher	Newport Beach, CA	11-50	7	4
24	Cyberprotonics	New York, NY	11-50	7	2
25	Nova INC	Fairfax, VA	11-50	6	2

Showing 25 of 117 encryption software companies based in the United States

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Encryption software companies based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 6 HQs

625Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Encryption software companies by metro

Metro	Companies
Encryption software companies in New York	6
Encryption software companies in Sunnyvale	4
Encryption software companies in Washington	3
Encryption software companies in San Jose	3
Encryption software companies in Los Angeles	3
Encryption software companies in Columbia	3
Encryption software companies in Vienna	2

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 “encryption software companies”, 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; 0 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 encryption software companies are there based in the United States?

There are 117 encryption software companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Virtru, headquartered in Washington, tops this list with the largest team on record.

Which city has the most encryption software companies?

New York leads with 6 headquartered companies, followed by Sunnyvale (4) and Washington (3).

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 484 verified decision-maker contacts tracked across these 117 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.