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List of Computer and Network Security Companies

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

Company NameIndustryLocationFundingRevenueEmployees
Figment logo
Figment
Computer and Network Security
Canada, Ontario, Toronto
$164M
$25M - $50M
163
Isovalent logo
Isovalent
Computer and Network Security
United States, California, Milpitas
$69M
$100M - $250M
162
ThreatModeler logo
ThreatModeler
Computer and Network Security
United States, New Jersey, Jersey City
$100M - $250M
162
CISO Global logo
CISO Global
Computer and Network Security
United States, Arizona, Scottsdale
$27M
$50M - $100M
161
Open-Source Security logo
Open-Source Security
Computer and Network Security
United Kingdom, England, London
$10M - $25M
161
Cequence Security logo
Cequence Security
Computer and Network Security
United States, California, Santa Clara
$102M
$100M - $250M
160
Guardio logo
Guardio
Computer and Network Security
Israel, Tel Aviv, Tel Aviv-yafo
$127M
$25M - $50M
160
Jit logo
Jit
Computer and Network Security
United States, Massachusetts, Boston
$39M
$25M - $50M
160
Fortified Health Security logo
Fortified Health Security
Computer and Network Security
United States, Tennessee, Brentwood
$100M - $250M
159
ABP Group logo
ABP Group
Computer and Network Security
Singapore, Central Region, Singapore
<$1M
158
Avira logo
Avira
Computer and Network Security
Germany, Baden-Württemberg, Tettnang
$1B - $10B
158
Ballet Crypto logo
Ballet Crypto
Computer and Network Security
United States, Nevada, Las Vegas
$50M - $100M
158
Evolve Security Academy logo
Evolve Security Academy
Computer and Network Security
United States, Illinois, Chicago
$50M - $100M
157
FIRMUS logo
FIRMUS
Computer and Network Security
Malaysia, Kuala Lumpur, Mont Kiara
$10M - $25M
157
KELA - Cyber Threat Intelligence logo
KELA - Cyber Threat Intelligence
Computer and Network Security
Israel, Tel Aviv, Tel Aviv-yafo
$100M - $250M
157
Glasswall logo
Glasswall
Computer and Network Security
United Kingdom, England, London
$77M
$50M - $100M
156
PureSquare logo
PureSquare
Computer and Network Security
British Virgin Islands, Road Town
$100M - $250M
156
Pipl logo
Pipl
Computer and Network Security
United States, Idaho, Post Falls
$19M
$100M - $250M
155
Axiado Corporation logo
Axiado Corporation
Computer and Network Security
United States, California, San Jose
$205M
$50M - $100M
154
CybelAngel logo
CybelAngel
Computer and Network Security
France, Île-de-France, Paris
$52M
$50M - $100M
154
Performanta logo
Performanta
Computer and Network Security
United Kingdom, England, Maidenhead
$10M - $25M
154
Prologic Ltd. logo
Prologic Ltd.
Computer and Network Security
Israel, Central District, Rosh Ha'ayin
$250M - $500M
154
Secomea logo
Secomea
Computer and Network Security
Denmark, Hovedstaden, Copenhagen
$25M - $50M
153
Clavister logo
Clavister
Computer and Network Security
Sweden, Västernorrland, Örnsköldsvik
$39M
$10M - $25M
152
Grip Security logo
Grip Security
Computer and Network Security
United States, Massachusetts, Boston
$66M
$100M - $250M
151
Lacework logo
Lacework
Computer and Network Security
United States, California, Sunnyvale
$1.9B
$100M - $250M
151
Airlock Digital logo
Airlock Digital
Computer and Network Security
Australia, South Australia, Adelaide
$100M - $250M
149
Field Effect logo
Field Effect
Computer and Network Security
Canada, Ontario, Ottawa
$90M
$50M - $100M
149
Stellar Cyber logo
Stellar Cyber
Computer and Network Security
United States, California, San Jose
$119M
$100M - $250M
149
DomainTools logo
DomainTools
Computer and Network Security
United States, Washington, Seattle
$100M - $250M
148
KeyData Cyber logo
KeyData Cyber
Computer and Network Security
Canada, Ontario, Toronto
$50M - $100M
148
RedSeal, Inc. logo
RedSeal, Inc.
Computer and Network Security
United States, California, Menlo Park
$151M
$100M - $250M
148
SearchInform logo
SearchInform
Computer and Network Security
United Arab Emirates, Dubayy, Dubai
$1B - $10B
148
Black Hills Information Security logo
Black Hills Information Security
Computer and Network Security
United States, South Dakota, Spearfish
$25M - $50M
147
Cycode logo
Cycode
Computer and Network Security
United States, New York, New York
$81M
$100M - $250M
147
Vantea SMART logo
Vantea SMART
Computer and Network Security
Italy, Lazio, Roma
$1M - $10M
147
AppOmni logo
AppOmni
Computer and Network Security
United States, California, San Francisco
$123M
$100M - $250M
146
BLACKCLOAK logo
BLACKCLOAK
Computer and Network Security
United States, Florida, Orlando
$31M
$100M - $250M
145
ReeVo Cloud & Cyber Security logo
ReeVo Cloud & Cyber Security
Computer and Network Security
Italy, Lombardy, Milan
$1M - $10M
145
Elisity logo
Elisity
Computer and Network Security
United States, California, San Jose
$79M
$250M - $500M
144
Securepoint GmbH logo
Securepoint GmbH
Computer and Network Security
Germany, Lower Saxony, Lüneburg
$50M - $100M
144
eSoft logo
eSoft
Computer and Network Security
United States, Colorado, Broomfield
$100M - $250M
144
Astra Security logo
Astra Security
Computer and Network Security
United States, Delaware, Newark
$2.8M
$10M - $25M
142
Sorint.SEC logo
Sorint.SEC
Computer and Network Security
Italy, Lombardy, Osio Sotto
$1M - $10M
142
Accorian logo
Accorian
Computer and Network Security
United States, New Jersey, East Brunswick
$50M - $100M
141
Cadre Information Security logo
Cadre Information Security
Computer and Network Security
United States, Ohio, Cincinnati
$100M - $250M
141
CertifID logo
CertifID
Computer and Network Security
United States, Texas, Austin
$84M
$100M - $250M
141
SafeBreach logo
SafeBreach
Computer and Network Security
United States, California, Sunnyvale
$107M
$100M - $250M
141
1Kosmos logo
1Kosmos
Computer and Network Security
United States, New Jersey, Iselin
$72M
$100M - $250M
138
Apiiro logo
Apiiro
Computer and Network Security
United States, New York, New York
$135M
$50M - $100M
138
ValueMentor logo
ValueMentor
Computer and Network Security
United States, Texas, Houston
$10M - $25M
138
Action1 logo
Action1
Computer and Network Security
United States, Texas, Houston
$250M - $500M
137
BreachLock, Inc. logo
BreachLock, Inc.
Computer and Network Security
United States, New York, New York
$3.1M
$100M - $250M
137
Cerby logo
Cerby
Computer and Network Security
United States, California, Alameda
$73M
$50M - $100M
137
Citadel Cyber Security logo
Citadel Cyber Security
Computer and Network Security
Israel, Central District, Reẖovot
$100M - $250M
137
Deep Instinct logo
Deep Instinct
Computer and Network Security
United States, New York, New York
$322M
$100M - $250M
137
HarfangLab logo
HarfangLab
Computer and Network Security
France, Île-de-France, Paris
$33M
$1M - $10M
137
Tarlogic logo
Tarlogic
Computer and Network Security
Spain, Community of Madrid, Madrid
$1M - $10M
137
Avertium logo
Avertium
Computer and Network Security
United States, Tennessee, Knoxville
$100M - $250M
136
IOActive, Inc. logo
IOActive, Inc.
Computer and Network Security
United States, Washington, Seattle
$100M - $250M
136
Nexusguard logo
Nexusguard
Computer and Network Security
United States
$1B - $10B
136
Safari Micro logo
Safari Micro
Computer and Network Security
United States, Arizona, Chandler
$100M - $250M
136
CTM360® logo
CTM360®
Computer and Network Security
Bahrain, Manama, Manama
$1M
<$1M
135
CYFIRMA logo
CYFIRMA
Computer and Network Security
Singapore, Central Region, Singapore
$23M
$100M - $250M
135
Phoenix Systems logo
Phoenix Systems
Computer and Network Security
United States, Georgia, Alpharetta
$100M - $250M
135
cyan Digital Security logo
cyan Digital Security
Computer and Network Security
Austria, Wien, Wien, Alsergrund
$10M
$10M - $25M
135
Binary Systems Pvt Ltd logo
Binary Systems Pvt Ltd
Computer and Network Security
India, Karnataka, Bangalore
$10M - $25M
134
SecureW2 logo
SecureW2
Computer and Network Security
United States, Washington, Seattle
$80M
$100M - $250M
134
Tugboat Logic by OneTrust logo
Tugboat Logic by OneTrust
Computer & Network Security
United States, California, Burlingame
$13M
$1M - $10M
134
UnderDefense logo
UnderDefense
Computer and Network Security
United States, New York, New York
$25M - $50M
134
CIT logo
CIT
Computer and Network Security
United States, Minnesota, Woodbury
$100M - $250M
133
Eclypsium, Inc. logo
Eclypsium, Inc.
Computer and Network Security
United States, Oregon, Portland
$154M
$100M - $250M
133
wizlynx group logo
wizlynx group
Computer and Network Security
Switzerland, Basel-Landschaft, Binningen
$1B - $10B
133
Africa Data Centres logo
Africa Data Centres
Computer and Network Security
South Africa, Gauteng, Midrand
$193M
$1M - $10M
132
Corero Network Security logo
Corero Network Security
Computer and Network Security
United States, Massachusetts, Boston
$66M
$100M - $250M
132
Scottish Government logo
Scottish Government
Computer and Network Security
Spain, Community of Madrid, Madrid
$1M - $10M
132
Uptycs logo
Uptycs
Computer and Network Security
United States, Massachusetts, Lexington
$93M
$50M - $100M
132
ITrust logo
ITrust
Computer and Network Security
France, Occitanie, Toulouse
$50M - $100M
131
Satori logo
Satori
Computer and Network Security
United States, New Jersey, Tinton Falls
$1M - $10M
130
Team Cymru logo
Team Cymru
Computer and Network Security
United States, Florida, Lake Mary
$100M - $250M
130
360 Privacy logo
360 Privacy
Computer and Network Security
United States, Tennessee, Nashville
$36M
$50M - $100M
129
OLIGO Security logo
OLIGO Security
Computer and Network Security
United States, New York, New York
$78M
$100M - $250M
129
DataSunrise, Inc. logo
DataSunrise, Inc.
Computer and Network Security
United States, Washington, Seattle
$25M - $50M
128
NetNordic Sverige logo
NetNordic Sverige
Computer and Network Security
Sweden, Stockholm, Solna
$1M - $10M
128
CNF Technologies logo
CNF Technologies
Computer and Network Security
United States, Texas, San Antonio
$50M - $100M
127
CY4GATE logo
CY4GATE
Computer and Network Security
Italy, Lazio, Roma
$40M
$1M - $10M
127
Cyberbit logo
Cyberbit
Computer and Network Security
United States, Massachusetts, Boston
$100M
$1B - $10B
127
CYMOTIVE Technologies logo
CYMOTIVE Technologies
Computer and Network Security
Israel, Tel Aviv, Tel Aviv-yafo
$25M - $50M
126
Infotrust logo
Infotrust
Computer and Network Security
Australia, New South Wales, Sydney
$10M - $25M
126
Socket logo
Socket
Computer and Network Security
United States, California, San Francisco
$125M
$250M - $500M
126
Advenica logo
Advenica
Computer and Network Security
Sweden, Skåne, Malmö
$1M - $10M
125
CDN77 logo
CDN77
Computer and Network Security
United Kingdom, England, London
$1M - $10M
125
Infinigate UK & Ireland logo
Infinigate UK & Ireland
Computer and Network Security
United Kingdom, England, London
$25M - $50M
125
ADEO Cyber Security logo
ADEO Cyber Security
Computer and Network Security
Turkey, Istanbul, Örnek
$250M - $500M
124
Crossmatch logo
Crossmatch
Computer and Network Security
United States, Florida, Palm Beach Gardens
$50M - $100M
124
Kasada logo
Kasada
Computer and Network Security
United States, New York, New York
$62M
$50M - $100M
124
PlaxidityX (Formerly Argus) logo
PlaxidityX (Formerly Argus)
Computer and Network Security
Israel, Tel Aviv, Herẕliyya
$25M
$50M - $100M
124
Praetorian logo
Praetorian
Computer and Network Security
United States, Texas, Austin
$10M
$100M - $250M
124
SecureLayer7 logo
SecureLayer7
Computer and Network Security
India, Maharashtra, Pune
$10M - $25M
124
PentenAmio AU logo
PentenAmio AU
Computer and Network Security
Australia, Australian Capital Territory, Braddon
$53M
$10M - $25M
123

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 Figment, Isovalent and ThreatModeler. 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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