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Series A Cyber Security Companies

Explore 402 cyber security startups that raised series a funding. Access verified founder contact information and fundraising data.

Total Companies
402
Total Funding
$741.7M
Avg Funding
$29.7M
Cities
17

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Charlottesville, United States
$6.0M
raised

RIIG is a risk intelligence and cybersecurity solutions company, that focuses on improving organizational cybersecurity resilience.

Apr 2026
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$55.0M
raised

Artemis is the first protective layer that is AI-native

Apr 2026
Series A

Founder Contacts

41,000+ verified contacts

Los Angeles, United States
$6.0M
raised

PeakMetrics is a narrative intelligence platform that shows how online narratives form, spread, and impact perception in real time.

Apr 2026
Series A

Founder Contacts

41,000+ verified contacts

Washington, United States
$57.5M
raised

Rivet Industries delivers front line hardware and software to the world's most important workers.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Boston, United States
$11.5M
raised

Lambent is a Boston-based SaaS analytics company enabling data-driven real estate decisions at college and corporate campuses.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Sunnyvale, United States
$16.5M
raised

BlueFlag Security focus on penetration testing, application security, and risk assessment for organizations.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$16.0M
raised

Automated time, bill review, and firm intelligence for law firms

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Manhattan, United States
$20.0M
raised

Tracebit provides a cloud threat detection and deception platform that employs decoy systems to attract and capture attackers.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Seattle, United States
$31.0M
raised

Native Security provides cloud security controls that auto-align with evolving multi-cloud environments.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$28.0M
raised

Bold is a cybersecurity company that develops AI software to monitor device activity and detect unusual behavior linked to security threats.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Oxnard, United States
$35.0M
raised

Swarm Aero is an aerospace and defense company that develops large-scale unmanned aerial vehicle (UAV) swarms for defense and missions.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$22.0M
raised

Incident response and threat hunting at the speed of thought. Find IP addresses and other IOCs in petabytes of logs in seconds.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$43.0M
raised

DLP that’s in tune with your business

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

San Jose, United States
$125.0M
raised

Kai is an agentic AI platform that executes cybersecurity tasks, integrating multiple security processes into a single workflow.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Paris, France
$30.0M
raised

Qevlar AI is a SOC platform that enhances security operations by investigating alerts and correlating data to detect real threats.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Paris, France
$17.9M
raised

Escape - API discovery and API security platform that leverages generative AI to discover and secure all exposed APIs.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Wroclaw, Poland
$2.9M
raised

Surveily uses AI to harden safety in manufacturing. It detects threats in realtime and helps prevention. No internet or CCTV upgrade needed.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$20.0M
raised

Reclaim Security builds AI-powered software to automatically detect and fix security risks in an organization’s IT environment.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$30.0M
raised

Fig Security is a cybersecurity startup that detects gaps in operational data security infrastructure and maintains functionality.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$25.0M
raised

A Cyber Asset Management platform that integrates with existing security tools and systems to identify and protect every asset.

Feb 2026
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Munich, Germany
$12.0M
raised

Secfix is an end-to-end security compliance platform that helps organizations manage and meet regulatory and cybersecurity standards.

Feb 2026
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$56.0M
raised

Gambit Security is an AI-powered cybersecurity platform that focuses on enhancing company resilience against cyberattacks and disruptions.

Feb 2026
Series A

Founder Contacts

41,000+ verified contacts

South San Francisco, United States
$34.0M
raised

Chariot Defense is creating the advanced hardware and software framework to solve it.

Feb 2026
Series A

Founder Contacts

41,000+ verified contacts

Munich, Germany
$35.4M
raised

Advanced AI defense systems designed to protect people and critical infrastructure

Feb 2026
Series A

Founder Contacts

41,000+ verified contacts

Ann Arbor, United States
$6.0M
raised

Circadian Risk provides physical security risk assessment software to reduce risk to people and critical assets.

Feb 2026
Series A

Founder Contacts

41,000+ verified contacts

Showing 51 to 75 of 402 companies

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