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Seed Cyber Security Companies

Explore 255 cyber security startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
255
Total Funding
$137.0M
Avg Funding
$5.5M
Cities
23

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Recently Funded Companies

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Wilmington, United States
$260K
raised

Kirkwall is a SAAS cybersecurity company that offers real-time alerting, predictive maintenance, and sensor-agnostic diagnostic monitoring.

Apr 2025
Seed

Founder Contacts

19,000+ verified contacts

Vancouver, Canada
$2.7M
raised

Styx Intelligence develops digital risk protection platform that helps to protect assets against cyber and digital risks.

Mar 2025
Seed

Founder Contacts

19,000+ verified contacts

Palo Alto, United States
$3.1M
raised

Intent-based AI Threat Prevention Platform

Mar 2025
Pre-Seed

Founder Contacts

19,000+ verified contacts

London, United Kingdom
$292K
raised

Protects SMBs with AI-driven vulnerability detection, cybersecurity scoring and linked cyber insurance - without requiring technical staff

Mar 2025
Pre-Seed

Founder Contacts

19,000+ verified contacts

Tokyo, Japan
$4.0M
raised

NodeX is an IoT modern monitoring service provider that specializes in open-source and scalable data orchestration platforms.

Mar 2025
Seed

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
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South San Francisco, United States
$12.0M
raised

Arcade.dev helps AI Agents securely connect to APIs, data, and other systems

Mar 2025
Seed

Founder Contacts

19,000+ verified contacts

Tel Aviv, Israel
$6.0M
raised

Orion Security is a data security platform that understands the organizational business flows to detect and prevent data exfiltration.

Mar 2025
Seed

Founder Contacts

19,000+ verified contacts

Bologna, Italy
$2.0M
raised

Cyberating is a cyber security company that provides risk assessment and third-party risk management solutions for organizations.

Mar 2025
Pre-Seed

Founder Contacts

19,000+ verified contacts

London, United Kingdom
$223K
raised

From code to cloud, prioritize vulnerabilities with contextual driven risk quantification

Mar 2025
Pre-Seed

Founder Contacts

19,000+ verified contacts

New York, United States
$500K
raised

Closure enables police, prosecutors, attorneys, and investigators to swiftly uncover the truth.

Mar 2025
Pre-Seed

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
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Los Altos, United States
$3.0M
raised

Passwordless Authentication Platform

Mar 2025
Pre-Seed

Founder Contacts

19,000+ verified contacts

Tel Aviv-jaffa, Israel
$30.0M
raised

Sola Security provides a self-serve cybersecurity platform that enables organizations to build, customize, and manage security tools.

Mar 2025
Seed

Founder Contacts

19,000+ verified contacts

Sydney, Australia
$3.0M
raised

Harmony Intelligence assesses AI systems to determine their possible hazards, constraints, and cyber capabilities.

Mar 2025
Seed

Founder Contacts

19,000+ verified contacts

Odense, Denmark
$2.8M
raised

SaaS, Mobile app, copyright protection,

Mar 2025
Seed

Founder Contacts

19,000+ verified contacts

Santa Barbara, United States
$5.0M
raised

Musubi is an artificial intelligence company that offers content moderation and fraud detection services across social media apps.

Feb 2025
Seed

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
Unlimited exports
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Toronto, Canada
$250K
raised

Digital ID, KYC, IDV and Sharing, AI and ML SaaS, Mobile App

Feb 2025
Seed

Founder Contacts

19,000+ verified contacts

Mclean, United States
$23.0M
raised

Andesite AI is a cybersecurity company that builds a product for human-AI collaboration in cyber defense.

Feb 2025
Seed

Founder Contacts

19,000+ verified contacts

Dublin, Ireland
$4.0M
raised

ZeroRisk.io is a platform for merchant management that provides cybersecurity and compliance solutions.

Feb 2025
Seed

Founder Contacts

19,000+ verified contacts

Dover, United States
$3.2M
raised

ThreatMate revolutionizes cybersecurity by offering a single platform with inquisitive security capabilities for the middle market.

Feb 2025
Seed

Founder Contacts

19,000+ verified contacts

Lawrence, United States
$3.5M
raised

Invary specializes in runtime integrity solutions that ensure the security and confidentiality of systems using NSA-licensed technology.

Feb 2025
Seed

Founder Contacts

19,000+ verified contacts

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Get verified contact info for decision-makers at 255 funded startups

19,000+ verified emails
Unlimited exports
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Fairfax, United States
$300K
raised

Anti-Phishing and Business Email Compromise (BEC), Zero Trust, Email Security Platform

Feb 2025
Pre-Seed

Founder Contacts

19,000+ verified contacts

Newark, United States
$15.0M
raised

Observo AI is a data pipeline and security platform that offers AI-based observability pipeline services.

Jan 2025
Seed

Founder Contacts

19,000+ verified contacts

New York, United States
$6.0M
raised

Dune Security is a cybersecurity company that utilizes AI to analyze user behavior and identify high-risk employees within an organization.

Jan 2025
Seed

Founder Contacts

19,000+ verified contacts

Santa Clara, United States
$2.0M
raised

Pallas Security is an enterprise security company that provides protection against the most advanced and sophisticated threats.

Jan 2025
Seed

Founder Contacts

19,000+ verified contacts

Charlotte, United States
$4.9M
raised

Cybersecurity company helping secure all 16 sectors of critical infrastructure and operational technology (OT) environments from disruption

Jan 2025
Seed

Founder Contacts

19,000+ verified contacts

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255 Recently Funded Cyber Security Seed Startups (June 2026) | VCBacked