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Private Equity Cyber Security Companies

Explore 49 cyber security startups that raised private equity funding. Access verified founder contact information and fundraising data.

Total Companies
49
Total Funding
$746.9M
Avg Funding
$29.9M
Cities
24

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Kirkland, United States
$1.0M
raised

Ambit is a post-quantum network security company focusing on post-quantum cryptography and encryption.

Sep 2024
Private Equity

Founder Contacts

30,000+ verified contacts

Vilnius, Lithuania
$100.0M
raised

Nord Security operates as an internet privacy and security provider for individuals and businesses.

Sep 2023
Private Equity

Founder Contacts

30,000+ verified contacts

Bellevue, United States
$40.0M
raised

Hyperproof is a cloud-based compliance operations software that collects evidence automatically and manages a compliance program.

Aug 2023
Private Equity

Founder Contacts

30,000+ verified contacts

Leader in affordable drone detection & tracking technology and creator of SafeSky system.

Aug 2023
Private Equity

Founder Contacts

30,000+ verified contacts

Canberra, Australia
$50.0M
raised

Penten helps the digital transformation of defence & government - creating, building & operating new cyber tech for the modern workforce.

Aug 2021
Private Equity

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Cardiff, United Kingdom
$6.4M
raised

PureCyber provides cyber essentials and audits, penetrating testing, dark web scanning and active threat detection services.

Jul 2024
Private Equity

Founder Contacts

30,000+ verified contacts

Singapore, Singapore
$100.0M
raised

RubiX Networks provides blockchain solutions.

Jul 2022
Private Equity

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Nozomi Networks offers a cybersecurity platform that protects operational technology, Internet of Things, and cyber‑physical systems.

Jul 2025
Private Equity

Founder Contacts

30,000+ verified contacts

Santa Clara, United States
$25.0M
raised

Axiad IDS is an identity solutions provider for enterprise, government, and financial organizations to manage cybersecurity risks.

Jul 2024
Private Equity

Founder Contacts

30,000+ verified contacts

Waterloo, Canada

TitanFile develops a cloud based enterprise file sharing solution that enables professionals to exchange files.

Jul 2025
Private Equity

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Dallas, United States

Zyston, a new company providing strategic information security advisory services

Jul 2023
Private Equity

Founder Contacts

30,000+ verified contacts

Jersey City, United States
$60.0M
raised

ThreatModeler is an AI-powered threat modeling platform that automates cybersecurity risk analysis.

Jun 2024
Private Equity

Founder Contacts

30,000+ verified contacts

Edinburgh, United Kingdom

Quorum Cyber is a new breed of cyber services and data intelligence.

Jun 2024
Private Equity

Founder Contacts

30,000+ verified contacts

Montrouge, France

CERBAIR develops a real-time anti-drone platform airspace surveillance technology against rogue drones.

Jun 2026
Private Equity

Founder Contacts

30,000+ verified contacts

Montrouge, France

CERBAIR develops a real-time anti-drone platform airspace surveillance technology against rogue drones.

Jun 2026
Private Equity

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Stockton, United Kingdom

Communicate Technology specializes in offering network infrastructure, cyber security, cloud management, and IT support solutions.

Jun 2024
Private Equity

Founder Contacts

30,000+ verified contacts

London, United Kingdom
$3.6M
raised

Ohalo helps automate data governance for modern organizations

Jun 2024
Private Equity

Founder Contacts

30,000+ verified contacts

Denver, United States
$45.0M
raised

Swimlane is a developer of a security orchestration and response platform used to deliver security automation to organizations.

Jun 2025
Private Equity

Founder Contacts

30,000+ verified contacts

Chicago, United States

Keeper Security is a cybersecurity platform for preventing password-related data breaches and cyberthreats.

May 2023
Private Equity

Founder Contacts

30,000+ verified contacts

Independence, United States

AgileBlue is a developer of cybersecurity products designed to keep confidential data secure and ensure the safety of the property.

May 2025
Private Equity

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Cheltenham, United Kingdom

Ripjar is a data intelligence company that transforms global institutions ability to manage strategic risks.

May 2026
Private Equity

Founder Contacts

30,000+ verified contacts

Plano, United States
$215.0M
raised

Critical Start is a network security consulting company focused on helping customers improve security capability.

Apr 2022
Private Equity

Founder Contacts

30,000+ verified contacts

Santa Barbara, United States
$45.0M
raised

MixMode is a self-supervised AI platform to defend against cyber attacks.

Mar 2022
Private Equity

Founder Contacts

30,000+ verified contacts

Woodbridge, United Kingdom
$20.0M
raised

Chorus Intelligence provides technology that allows authorities to investigate crimes using mobile phone records.

Mar 2026
Private Equity

Founder Contacts

30,000+ verified contacts

Nashville, United States
$36.0M
raised

360 Privacy offers digital protection services.

Mar 2025
Private Equity

Founder Contacts

30,000+ verified contacts

Showing 1 to 25 of 49 companies

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