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Cyber Security Startups

Updated August 2026

Companies in the cyber security sector developing innovative solutions and technologies.

Explore 2,680 recently funded cyber security companies with verified founder contact information and fundraising data.

Total Companies
2,680
Total Funding
$246.6M
Avg Funding
$9.9M
Global Reach
6
countries

Top Cities for Cyber Security

San Francisco
New York
Bilbao
Belfast
Denver
Dover

Recently Funded Companies

Export
San Francisco, United States

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

Jun 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

smol machines provides tools to build, run, and package portable hardware-isolated Linux virtual machines for software development.

Jun 2026

Founder Contacts

41,000+ verified contacts

New York, United States

The Underground Is Ours.

$25.0M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Incandor develops behavioral intelligence software and APIs for fraud detection on digital financial platforms.

$500K raised
Jun 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Incandor develops behavioral intelligence software and APIs for fraud detection on digital financial platforms.

$500K raised
Jun 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Magnitude is an autonomous AI workforce platform that offers third-party cyber risk management services.

$10.0M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Clawvisor provides a credential-vaulting gateway and authorization layer for AI agents accessing external services.

$500K raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Bilbao, Spain

Steryon AI platform helps security personnel gain real control over risks, develop mitigation strategies, and ensure regulatory compliance.

$1.2M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

New York, United States

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

$500K raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Belfast, United Kingdom

Marketplace using AI for smart data-driven decisions

$64K raised
Jun 2023

Founder Contacts

41,000+ verified contacts

Denver, United States

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

Jun 2022

Founder Contacts

41,000+ verified contacts

Dover, United States

Pinta AI provides an AI security platform that monitors agents and MCP workflows to detect risks and enforce governance.

$5.6M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Palo Alto, United States

TrustLab is an AI software company used to protect against misinformation, hate speech, identity fraud, and other harmful content.

$15.0M raised
Jun 2023

Founder Contacts

41,000+ verified contacts

Suwanee, United States

Breach is an insurance company that develops, underwrites, and distributes insurance solutions for the digital asset marketplace.

Jun 2023

Founder Contacts

41,000+ verified contacts

San Francisco, United States

We discover and secure shadow identities with AI

$500K raised
Jun 2023

Founder Contacts

41,000+ verified contacts

Washington, United States

GreyNoise is a cybersecurity company that analyzes Internet scanning traffic to separate threats from background noise.

$15.0M raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Bishops Stortford, United Kingdom

Revolutionizing Mortgage Lending with Cloud-Native Technology for Faster, Smarter Decisions.

$1.5M raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Orléans, France

Sensivic developed an audio detection system.

$1.7M raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Arlington, United States

Fend provides a secure way to have situational awareness of IoT-enabled assets.

$150K raised
Jun 2024

Founder Contacts

41,000+ verified contacts

Reston, United States

Elastio's modern data protection platform reduces operational risks in the cloud caused by ransomware, application failures and mistakes.

$18.0M raised
Jun 2023

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Ohalo helps automate data governance for modern organizations

$3.6M raised
Jun 2024

Founder Contacts

41,000+ verified contacts

Kirkland, United States

Echodyne develops and manufactures meta-materials-based radar technologies.

$135.0M raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Waterloo, Canada

EvolutionQ offers quantum-safe cybersecurity products helping clients in deploying and managing quantum technologies across their networks.

$5.4M raised
Jun 2022

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Strix is an open-source AI security platform that uses autonomous agents to continuously pentest applications, APIs, and codebases.

$6.7M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Buenos Aires, Argentina

Cyberattack simulation platform and gamified cybersecurity awareness

$255K raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Showing 551 to 575 of 2,680 companies

About the Cyber Security Startup Ecosystem

The cyber security sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in Cyber Security

Cyber Security companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The cyber security sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

Cyber Security Funding Breakdown

Here is how funding is distributed among the 2,680 cyber security companies tracked in the VCBacked database.

Average Funding
$9.9M
Total Funding Tracked
$246.6M
Countries Represented
6

Distribution by Funding Stage

Other25 companies

Top Cities for Cyber Security

1.San Francisco
8 companies$18.7M
2.New York
2 companies$25.5M
3.Bilbao
1 companies$1.2M
4.Belfast
1 companies$64K
5.Denver
1 companiesUndisclosed

Related Industries

Companies in the cyber security sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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