Cybersecurity Startup Ranking

Ranking the top cybersecurity companies by valuation, exits, and strategic impact across cloud security, DSPM, identity, email security, OT/IoT security, supply chain security, and zero-trust.

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RankStartupLocationValuation / ExitFundingStatusSectorNotes
1WizTel Aviv, IL / New York, NY$32B exit$900MAcquiredCloud Security / CNAPPAcquired by Google (Mar 2025) for $32B; largest cybersecurity exit ever
2CyberArkPetah Tikva, IL$25B exitPublic → acquiredAcquiredPrivileged Access ManagementAcquired by Palo Alto Networks (Jul 2025) for $25B
3CyeraTel Aviv, IL$6.0B$540MPrivateDSPM / Data Security#1 most funded private cybersecurity firm (Series E, Jun 2025)
4ArmisSan Francisco, CA$6.1B$600MPrivateOT / IoT Security$200M ARR; executing 5-year plan toward IPO
5SnykBoston, MA / London, UK$7.4B$1.3BPrivateDeveloper Security / Application Security~97% IPO probability in 2026
6Abnormal SecuritySan Francisco, CA$5.1B$400MPrivateEmail Security / AI Threat DetectionSeries D (Aug 2024)
7IslandDallas, TX$4.8B$350MPrivateBrowser SecuritySecure enterprise browser
8OneTrustAtlanta, GA$4.5B$1.0BPrivateGRC / PrivacyPrivacy, GRC automation
9Arctic WolfEden Prairie, MN$3.91B$900MPrivateSOC / MDRSecurity operations as a service
10ChainguardKirkland, WA$3.5B$250MPrivateSupply Chain Security / SBOMSoftware supply chain security
11Securiti AISan Jose, CA$1.725B exit$125MAcquiredDSPM / Data SecurityAcquired by Veeam (Oct 2025) for $1.725B (DSPM expansion)
12HornetsecurityHanover, DE$1.8B exit$150MAcquiredEmail Security / Cloud SecurityAcquired by Proofpoint (2025) for $1.8B (Microsoft 365 security)
13SolarWindsAustin, TX$4.4B exitPublic → acquiredAcquiredIT Ops / Infrastructure MonitoringTaken private by Turn/River Capital (late 2025) for $4.4B
14JamfMinneapolis, MN$2.2B exit$200MAcquiredEndpoint / Apple Device SecurityAcquired by Francisco Partners for $2.2B
15CrowdStrikeAustin, TX$118B market capIPO (2019)PublicEndpoint / XDRIPO at $6.7B (2019); leading EDR/XDR platform
16CloudflareSan Francisco, CA$69B market capIPO (2019)PublicEdge Security / Zero TrustIPO at $1.2B (2019); edge security and zero-trust

About This Ranking

This ranking highlights the most valuable and strategically important cybersecurity companies worldwide, across outcomes (exits, IPOs) and leading private valuations.

  • Valuation / Exit: Latest disclosed valuation, market cap (for public), or exit value.
  • Funding: Total funding (rounded) where available; IPO or acquisition noted when applicable.
  • Status: Private, acquired, or public.
  • Sector: Core security domain (cloud, DSPM, identity, SOC, EDR/XDR, supply chain, privacy/GRC, browser security).
  • Notes: Key exit events, IPO readiness, or strategic milestones.

Frequently Asked Questions

We rank by valuation (or exit value for acquisitions/IPO market cap), strategic impact, and sector leadership. Acquired companies are ordered by exit value; private companies by latest valuation and funding; public companies by current market cap. The list highlights the most valuable and strategically important cybersecurity companies globally.
Wiz ($32B exit to Google) is the largest cybersecurity exit ever. CyberArk's $25B acquisition by Palo Alto Networks adds PAM and AI machine identity protection to a leading platform. Both exits reset valuation benchmarks for the security sector.
Snyk (~97% IPO probability in 2026), Armis (five-year plan toward IPO), and Abnormal Security are strong IPO candidates. Cyera, Island, OneTrust, and Arctic Wolf are also well-positioned for strategic acquisition or IPO paths.
It covers major cybersecurity outcomes (exits and IPOs) and top private companies by valuation across cloud security, DSPM, identity, email security, OT/IoT security, supply chain security, and edge/zero-trust.
We refresh after major funding rounds, exits, or notable market cap moves. The current list reflects January 2026 data points.