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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
$108.8M
Avg Funding
$4.4M
Cities
21

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Milan, Italy
$15.4M
raised

Complaion is a compliance technology company that provides software services for regulatory compliance and management system certifications.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$15.0M
raised

Prime Minute develops disaster response technology and a platform for emergency operations and critical infrastructure resilience.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Bavaria, Colombia
$4.0M
raised

Kontext is a runtime security and runtime authorization platform for AI agents.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Sunderland, United Kingdom
$1.3M
raised

OneClickComply is a cybersecurity compliance automation tool that simplifies the overall compliance process for enterprises.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Redwood City, United States
$25.0M
raised

Pilgrim develops biotechnology and hardware for defense and national security for detecting biological threats.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Sunnyvale, United States
$125K
raised

Pervaziv AI is an enterprise AI and cybersecurity platform that assists organizations with secure coding and DevSecOps automation.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$16.1M
raised

Outerlimit provides AI security and governance for agentic AI systems, with controls for identity, access, risk assessment, and activity.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Munich, Germany
$6.3M
raised

Arcos is a civil safety and security technology company.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Hanover, United States
$3.0M
raised

TigerByte Cyber is a defense and cybersecurity technology company that provides edge computing and AI security solutions.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Delaware City, United States
$500K
raised

both® built bothX, a USPTO Patented audio provenance layer for live verifiable proof of origin and ownership for everything - Audio.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Tokyo, Japan
$645K
raised

QueryLift provides software that analyzes AI-generated brand visibility and monitors generative AI security risks.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Chicago, United States
$2.5M
raised

SPECTRA certifies managed service providers and connects verified cybersecurity practices with cyber insurance programs.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Portsmouth, United States
$2.5M
raised

Radian Forge is a defense manufacturer using metal additive manufacturing to produce mission-critical maritime components faster.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Wilmington, United States
$1.4M
raised

CounterMeasure Security delivers advanced cybersecurity and strategic risk management solutions to protect digital assets.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

AAIS Armageddon provides cybersecurity software, employee awareness training, and threat-monitoring services.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Bloomington, United States
$3.0M
raised

Code19 Racing develops autonomous racing systems and AI software for automotive, motorsport, and defense applications.

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

Sigtuna, Sweden
$615K
raised

Freya Industries is a security and defence technology company

Sep 2026
Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$2.0M
raised

LeoTrace provides an AI-focused security governance platform and expert-led penetration testing and cybersecurity services.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$2.0M
raised

LeoTrace provides an AI-focused security governance platform and expert-led penetration testing and cybersecurity services.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

New York, United States
$500K
raised

Guild is an AI-native defense contractor automating aerospace manufacturing and supply-chain execution.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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San Francisco, United States
$500K
raised

Decawork AI provides software for IT teams to deploy, govern, and maintain internal AI agents.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$500K
raised

Decawork AI provides software for IT teams to deploy, govern, and maintain internal AI agents.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Milano, Italy
$2.4M
raised

BynarIO develops an AI-driven binary analysis platform for automated software vulnerability detection and security testing.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

New York, United States
$500K
raised

Guild is an AI-native defense contractor automating aerospace manufacturing and supply-chain execution.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

George Town, Cayman Islands
$500K
raised

Caution provides a verifiable confidential compute platform that delivers cryptographic proof for secure and trusted workload execution.

Sep 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

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