List of Computer and Network Security Companies

Selling into Computer and Network Security? Here are its companies, biggest first, including Casaba Security, Crypto Quantique and Cybersprint. Open a company to see its revenue range, headcount, tech stack and the people to contact.

Company NameIndustryLocationFundingRevenueEmployees
$25M - $50M
37

$15M
$1M - $10M
37

<$1M
37

$25M - $50M
37

$9.7M
$50M - $100M
37

$14M
$1M - $10M
37

$50M - $100M
37

$18M
$50M - $100M
37

$32M
$25M - $50M
37

$10M - $25M
37

$1M - $10M
37

$32M
$25M - $50M
37

$100M - $250M
37

$11M
$25M - $50M
37

$15M
$50M - $100M
37

$50M - $100M
36

$25M - $50M
36

Hungary, Budapest, Budapest
$8M
$10M - $25M
36

$1M - $10M
36

$4.9M
$10M - $25M
36

$1M - $10M
36

$1M - $10M
36

$514K
$1M - $10M
36

$162M
$10M - $25M
36

$25M - $50M
36

$1M - $10M
36

$13M
$1M - $10M
36

$50M - $100M
36

$10M - $25M
36

$10M - $25M
36

$27M
$25M - $50M
36

$10M - $25M
36

$2.5M
$25M - $50M
36

$31M
$10M - $25M
36

$25M - $50M
36

$1M - $10M
36

$26M
$1M - $10M
36

$10M - $25M
35

$9.5M
$50M - $100M
35

$10M - $25M
35

$25M - $50M
35

$23M
$25M - $50M
35

<$1M
35

$1M - $10M
35

$300K
$1M - $10M
35

$38M
$10M - $25M
35

$25M - $50M
35

$25M - $50M
35

$72M
$1M - $10M
35

$1M - $10M
35

$1M - $10M
35

$25M - $50M
35

$100M - $250M
35

$67M
$1M - $10M
34

$7.6M
$1M - $10M
34

$10M - $25M
34

$1M - $10M
34

$10M - $25M
34

$3.5M
$25M - $50M
34

$25M - $50M
34

$50M - $100M
34

$67M
$10M - $25M
34

$25M - $50M
34

$25M - $50M
34

$28M
$10M - $25M
34

$1M - $10M
34

$10M - $25M
34

$29M
$100M - $250M
34

$10M - $25M
33

$10M - $25M
33

$10M - $25M
33

$50M - $100M
33

$25M - $50M
33

$1M - $10M
33

$1M - $10M
33

$25M
$250M - $500M
33

$25M - $50M
33

$1M - $10M
33

$25M - $50M
33

$1M - $10M
33

$1M - $10M
33

$1M - $10M
33

$1M - $10M
33

$1M - $10M
33

$50M - $100M
33

$1M - $10M
33

$25M - $50M
33

$10M - $25M
32

$102M
$25M - $50M
32

$100M - $250M
32

$1M - $10M
32

$12M
<$1M
32

$3.5M
$25M - $50M
32

Austria, Wien, Vienna
$1M - $10M
32

$10M - $25M
32

$25M - $50M
32

$39M
$50M - $100M
32

$16M
$1M - $10M
32

$4M
$10M - $25M
32

$1M - $10M
32

About Computer and Network Security companies

Which Computer and Network Security companies are listed?

Computer and Network Security companies of every size, from enterprises to startups, sorted by headcount so the biggest accounts come first. Companies on the list include Casaba Security, Crypto Quantique and Cybersprint. Every company profile gives you revenue range, headcount, headquarters, tech stack and an employee directory with verified emails and phone numbers.

Where are Computer and Network Security companies located?

Computer and Network Security companies are most often headquartered in the United States, the United Kingdom, Israel, Canada, France and Germany.

What technologies do Computer and Network Security companies use?

The tools most often found in the tech stacks of Computer and Network Security companies include WordPress, Amazon Web Services, Microsoft 365, Google Cloud, HubSpot and LinkedIn Ads. Useful if you integrate with, complement or compete with one of them.

How do I reach decision makers at Computer and Network Security companies?

Open a company to see its employee directory and email format, then use LeadIQ to get verified work emails and phone numbers for the people you want to reach and push them straight to your CRM or sequencer.

Insights based on LeadIQ data refreshed in September 2026.

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