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Seed Cyber Security Companies

Explore 1,154 cyber security startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
1,154
Total Funding
$164.1M
Avg Funding
$6.6M
Cities
20

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San Francisco, United States

Protent is an AI platform that provides video intelligence for real time threat detection and proactive security operations.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Daivin is an oxygen-generating equipment manufacturing company which helps humans breathe underwater without oxygen tanks.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$500K
raised

Beesafe AI offers a fraud prevention platform that engages scammers to identify mule accounts, disrupt payment, and trust-based scams.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

North Hollywood, United States
$1.4M
raised

The Adversarial Company is a defence tech company that offers security and public safety solutions.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Vienna, Austria

zerothird specializes in cutting-edge quantum cryptography, particularly Quantum Key Distribution (QKD) technology.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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San Francisco, United States
$40.0M
raised

RunSybil is an AI-powered offensive security platform designed to continuously test applications and infrastructure for vulnerabilities.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$20.0M
raised

Raven.io provides a runtime application protection platform that secures cloud‑native software by monitoring code execution behavior.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$500K
raised

Hex Security is a cybersecurity company that offers autonomous AI agents for penetration testing in web apps and APIs.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Grenoble, France
$5.9M
raised

Lupin & Holmes is an expert in social engineering and offensive cybersecurity.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Santa Clara, United States
$2.0M
raised

SecureX.AI is an AI-native cybersecurity company building the operating system for autonomous decision security.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Seattle, United States
$4.2M
raised

Certiv offers AI safety, monitoring, and control services for AI agents.

Mar 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Vilnius, Lithuania
$3.0M
raised

WhiteBridge.ai is The Ultimate People Search & Research AI Tool

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Palm City, United States
$3.5M
raised

Dark Watch is an international security company that specializes in threat intelligence.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Miami, United States
$1.5M
raised

Control is a cybersecurity company that offers security as service for digital assets.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Newark, United States
$4.0M
raised

Change Captain provides change management audit automation software for compliance, code quality, and R&D reporting.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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West New York, United States
$2.5M
raised

Quantro Security provides AI-native cybersecurity solutions using autonomous AI agents for enterprise vulnerability and risk management.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Wilmington, United States
$6.7M
raised

Akave is an enterprise cloud infrastructure company that combines blockchain verifiability with S3-compatible object storage.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Salt Lake City, United States
$750K
raised

XRDNA builds Mission Fabric, enabling semantic interoperability and decentralized coordination across systems, AI, and space.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Washington, United States
$4.0M
raised

Evoke Security is a cybersecurity company that uses AI for agent discovery to identify and eliminate shadow AI.

Feb 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

New York, United States

Iris streamlines RFP automation with GenAI, generating accurate, tailored responses that cut time and boost win rates.

Feb 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Detroit, United States
$1.8M
raised

MokSa.AI is an AI-powered security platform that provides surveillance, threat detection, and automated alerts for a range of industries.

Feb 2026
Seed

Founder Contacts

41,000+ verified contacts

Lakeville, United States
$8.9M
raised

Embedded Loyalty, Fintech, Next-Gen Program Manager, AI/ML

Feb 2026
Seed

Founder Contacts

41,000+ verified contacts

Vienna, United States
$4.5M
raised

Revenant Technologies bridging global defense technologies into U.S. markets through integration and onshore manufacturing.

Feb 2026
Seed

Founder Contacts

41,000+ verified contacts

Amsterdam, The Netherlands
$47.4M
raised

Onodrim Industries is a tech company that focuses on mission-critical systems across defence manufacturing, advanced sensing.

Feb 2026
Seed

Founder Contacts

41,000+ verified contacts

Charlottesville, United States
$1.1M
raised

Hardshell is an AI cybersecurity company that offers protection for sensitive data in AI/ML systems by detecting vulnerabilities.

Feb 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

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1,154 Cyber Security Seed Startups (November 2026) — Page 7 | VCBacked