Data · Companies

Every company, A to Z.

3,398 cybersecurity companies, one free public profile each. Page 14 of 34.

Every company, A to Z.

CompanyCategoryEmployeesFounded

GBTECGRC2542005
Gecko SecurityApplication Security——
GemForge LabsSecurity Operations—2026
GemservGRC—2002
General AnalysisAI Security92020
GeniansNetwork Security152005
Genie NetworksNetwork Security502000
genua GmbHNetwork Security3091992
Geordie AIAI Security522025
GeoTrustData Protection302000
GetRealThreat & Vulnerability Management582024
Ghost SecurityApplication Security272022
GhostEyeHuman Risk32025
Ghostly SolutionsEmail & Messaging Security—2025
Giesecke+Devrient (G+D)IAM8,7761852
GigamonNetwork Security1,2122004
GiskardAI Security242021
Gist SecurityApplication Security—2024
GitGuardianApplication Security1812017
GlasswallData Protection1612005
GLESECSecurity Operations172003
Glide IdentityIAM282024
GLIMPSSecurity Operations632019
GlitchSecureSecurity Operations72022
GlitchwardThreat & Vulnerability Management22024
Global Learning SystemsHuman Risk242006
GlobalSignIAM5101996
GlobalSuite SolutionsSecurity Operations1332006
GlowEndpoint Security—2025
GLSSecurity Operations2461998
GM SectecSecurity Operations3241970
GMIGRC992020
GoDefendSecurity Operations102019
GoldilockNetwork Security462018
GoldPhishHuman Risk102016
GolfAI Security92025
Gomboc AIApplication Security192022
Good Harbor Security Risk ManagementGRC252002
GoodAccessNetwork Security232014
GoogleCloud Security342,8601998
GoSecureSecurity Operations6822012
GoTrustIAM142018
GovernSafeGRC22024
GradientIAM——
Gradient CyberSecurity Operations512017
GrammaTechApplication Security501988
GraphusEmail & Messaging Security—2015
GravwellSecurity Operations362017
Gray SwanAI Security662023
Graylog, Inc.Security Operations1262012
GreatHornEmail & Messaging Security72015
Green Cyber TechnologyGRC—2008
Green Hills SoftwareCyber-Physical Security2661982
Greenbone AGThreat & Vulnerability Management1142008
Grey Market Labs PBCData Protection—2017
Greymatter.ioNetwork Security282015
GreyNoise, Inc.Threat & Vulnerability Management602017
Grip SecurityIAM1512021
Ground LabsData Protection352007
Group IBThreat & Vulnerability Management5972003
GroupSenseAttack Surface72014
GSNA SolutionsSecurity Operations—2024
GTB TechnologiesData Protection862004
GuardareAttack Surface322024
GuardDog AIAI Security182019
GuardeyHuman Risk192022
Guardian360Threat & Vulnerability Management—2015
GuardioEndpoint Security1512018
GuardpotSecurity Operations82022
GuardRailsApplication Security132017
Guardrails AIAI Security112023
GuardsquareApplication Security1802014
GuardtimeData Protection992007
GuardzEmail & Messaging Security1602022
GuidePoint SecuritySecurity Operations1,3312011
Gulf DigitalNetwork Security——
GuruculSecurity Operations3152010
GyalaCyber-Physical Security362016
H3C Technologies Co., Ltd.Cloud Security4,2992003
Hack The BoxSecurity Operations2,2842017
HackerOneThreat & Vulnerability Management6,8792012
HackmetrixGRC562017
HackNoticeThreat & Vulnerability Management242018
HacksplainingApplication Security32016
Hacktron AIThreat & Vulnerability Management—2025
HackuityThreat & Vulnerability Management402018
HackurityAttack Surface122021
HacWareHuman Risk32019
HadrianAttack Surface1052021
HaekkaHuman Risk82020
HaickerApplication Security22025
Haiku, Inc.Human Risk282021
HalbornSecurity Operations782019
HalcyonEndpoint Security5322021
Halo SecurityAttack Surface342013
HalonEmail & Messaging Security582006
HankoIAM72018
Happiest MindsCyber-Physical Security6,1652011
HAProxy TechnologiesNetwork Security——
HarborGuardCloud Security—2020

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