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Series D Cyber Security Companies

Explore 33 cyber security startups that raised series d funding. Access verified founder contact information and fundraising data.

Total Companies
33
Total Funding
$4.5B
Avg Funding
$178.9M
Cities
19

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Hanover, United States
$74.0M
raised

Dragos is an industrial cybersecurity company that detects and responds to threats in industrial control systems.

Sep 2023
Series D

Founder Contacts

30,000+ verified contacts

Las Vegas, United States
$250.0M
raised

Abnormal AI is the leading AI-native human behavior security platform.

Aug 2024
Series D

Founder Contacts

30,000+ verified contacts

Singapore, Singapore
$147.6M
raised

A fintech group specialising in FX & payment solutions that facilitate seamless cross-border transactions for businesses worldwide.

Aug 2021
Series D

Founder Contacts

30,000+ verified contacts

Santa Clara, United States
$17.4M
raised

Acalvio is an AI-powered preemptive cybersecurity company focused on countering AI-driven identity and infrastructure intrusion.

Jul 2022
Series D

Founder Contacts

30,000+ verified contacts

Atlanta, United States
$150.0M
raised

OneTrust is the AI-Ready Governance platform helping organizations accelerate innovation while ensuring responsible data use.

Jul 2023
Series D

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Miami, United States
$100.0M
raised

Iru is the AI-powered security & IT platform used by the world’s fastest-growing companies to secure their users, apps, and devices.

Jul 2024
Series D

Founder Contacts

30,000+ verified contacts

Columbia, United States
$150.0M
raised

Huntress is the enterprise-grade, people-powered cybersecurity solution for all businesses, not just the 1%.

Jun 2024
Series D

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$200.0M
raised

Persona is an identity verification and management platform that enables businesses to automate and streamline their verification processes.

Apr 2025
Series D

Founder Contacts

30,000+ verified contacts

Centennial, United States
$600.0M
raised

True Anomaly develops space security technologies, including spacecraft, software platforms, and mission systems for orbital operations.

Apr 2026
Series D

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Newfront is an insurance company that provides risk control, risk analytics, and benchmarking claims advocacy.

Apr 2022
Series D

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Föhren, Germany
$3.3M
raised

mobile CCTV tower, security asa service

Mar 2022
Series D

Founder Contacts

30,000+ verified contacts

Austin, United States
$1.8B
raised

Saronic designs and manufactures unmanned surface vehicles for maritime security and domain awareness.

Mar 2026
Series D

Founder Contacts

30,000+ verified contacts

Ann Arbor, United States
$40.0M
raised

Censys provides an internet intelligence platform for threat hunting and exposure management.

Mar 2026
Series D

Founder Contacts

30,000+ verified contacts

New York, United States
$23.4M
raised

Electric provides an IT management platform with security, device management, employee onboarding, and business IT automation tools.

Mar 2022
Series D

Founder Contacts

30,000+ verified contacts

Chicago, United States
$100.0M
raised

Coro is a cybersecurity company that defends against malware, phishing, data leakage, network attacks, and insider threats.

Mar 2024
Series D

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Santa Clara, United States
$75.0M
raised

Clumio delivers cloud-based data protection and backup services tailored to enterprise needs.

Feb 2024
Series D

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$150.0M
raised

Vanta is a trust management platform that automates compliance and risk management.

Jul 2025
Series D

Founder Contacts

30,000+ verified contacts

Washington, United States
$50.0M
raised

Virtru provides data encryption for email and file sharing, enabling users to easily control access to their sensitive data.

Jul 2025
Series D

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$100.0M
raised

Horizon3.ai offers an autonomous penetration testing platform that helps organizations proactively find and fix security vulnerabilities.

May 2025
Series D

Founder Contacts

30,000+ verified contacts

Palo Alto, United States
$108.0M
raised

Veza is a data security platform that helps users use and share their data safely.

Apr 2025
Series D

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Palo Alto, United States
$100.0M
raised

Cyberhaven is an AI-powered data security company focused on detecting and preventing data loss, insider threats, and protecting cloud data.

Apr 2025
Series D

Founder Contacts

30,000+ verified contacts

Burlington, United States
$60.0M
raised

Pentera is the market leader in Automated Security Validation

Mar 2025
Series D

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$100.0M
raised

Semgrep is an application security platform that scans code for bugs, security vulnerabilities, and enforce coding standards.

Feb 2025
Series D

Founder Contacts

30,000+ verified contacts

Beaverton, United States
$7.0M
raised

Delivering the fastest path to security and compliance in the cloud.

Nov 2024
Series D

Founder Contacts

30,000+ verified contacts

Tel Aviv, Israel
$116.0M
raised

Silverfort is the identity security platform that secures every dimension of identityhuman or machine, cloud or on-prem.

Jan 2024
Series D

Founder Contacts

30,000+ verified contacts

Showing 1 to 25 of 33 companies

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