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Pre-Seed Cyber Security Companies

Explore 273 cyber security startups that raised pre-seed funding. Access verified founder contact information and fundraising data.

Total Companies
273
Total Funding
$30.0M
Avg Funding
$1.2M
Cities
19

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Elk Grove Village, United States

Maquoketa Research develops autonomous attack drones, guidance software, and control systems for defense applications.

Jun 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Silmaril secures enterprise generative AI tools by deploying automated, real-time firewalls to stop complex prompt injection attacks.

Jun 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

New York, United States
$500K
raised

GhostEye is a Network Security firm offering AI based cybersecurity software for their users.

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Denver, United States

Bunkyr provides hardware API for companies to protect their user's data.

Jun 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$500K
raised

We discover and secure shadow identities with AI

Jun 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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San Francisco, United States

Arlo Industries develops passive aerial sensing networks for tracking drones and missiles.

Jun 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Glasgow, United Kingdom

Lupovis is a Glasgow-based company that specializes in helping its customers protect their business-critical network assets.

Jun 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Budapest, Hungary
$799K
raised

BugProve offers a firmware analysis SaaS tool that speeds up IoT security testing processes.

Jun 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

Delaware City, United States
$500K
raised

using Metarents, web2 and web3 merchants can accept crypto payments, and grow their businesses.

Jun 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$1.4M
raised

Cybersecurity Infrastructure for the World's Most Critical Companies

Jun 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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San Francisco, United States

Cotool is a cybersecurity company that uses AI to build agents that can execute across all of your security tools.

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Ava, United States
$500K
raised

BitPatrol is a cybersecurity platform that uses AI to detect exposed credentials in real time and protect organization from data breaches.

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$500K
raised

Probo is an technology company that helps manage and handle compliance through cost-effective empowering businesses.

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

St. Petersburg, United States
$1.8M
raised

A blockchain company focused on tokenizing illiquid assets one sector at a time.

Jun 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Diego, United States
$7.3M
raised

Reaxiomatic focuses on initiatives and projects aimed at increasing American capability.

Jun 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Sunnyvale, United States
$10.0M
raised

NightShift AGI operates a task-based work platform that connects users with humans or AI agents to complete digital and physical jobs.

May 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Austin, United States
$2.0M
raised

Bleach is a cybersecurity platform helps small and medium businesses get secure by leveraging the security in their existing investments.

May 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Austin, United States
$250K
raised

Cybersecurity Services and Insurance

May 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

Palm City, United States
$375K
raised

Zing Drone Solutions provides drone detection for public safety and private security, plus compliance tools for pilots to meet regulations.

May 2022
Pre-Seed

Founder Contacts

41,000+ verified contacts

Bucharest, Romania
$378K
raised

Zero Code revolutionizes software development with its cutting-edge platform.

May 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Toronto, Canada
$250K
raised

Cached AI offers real-time fraud prevention service for banks and card-programs, issuing virtual cards if risk is detected.

May 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$736K
raised

Voxmind's biometric confirmation and authentication platform that provides voice based biometrics.

May 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

Paris, France
$1.3M
raised

Mithril Security is a simple framework for data science collaboration.

May 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

Utrecht, The Netherlands
$444K
raised

Lazy Dynamics is an AI company that offers probabilistic inference engine.

May 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Berlin, Germany
$500K
raised

ComplyDo is an agentic compliance software company offering data integration, analytics, and consulting solutions for enterprise compliance.

May 2026
Pre-Seed

Founder Contacts

41,000+ verified contacts

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273 Cyber Security Pre-Seed Startups (October 2026) — Page 4 | VCBacked