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Cyber Security Startups

Updated October 2026

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

Explore 2,736 recently funded cyber security companies with verified founder contact information and fundraising data.

Total Companies
2,736
Total Funding
$460.2M
Avg Funding
$18.4M
Global Reach
7
countries

Top Cities for Cyber Security

Hackensack
St. Petersburg
Manchester
San Diego
San Francisco
Boston

Recently Funded Companies

Export
Hackensack, United States

Next Generation 5G Mobile Core, Private Network Orchestration, and Mobile Virtual Network Management Solutions

Jun 2024

Founder Contacts

41,000+ verified contacts

St. Petersburg, United States

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

$1.8M raised
Jun 2022

Founder Contacts

41,000+ verified contacts

Manchester, United Kingdom

Strand Intelligence is cybersecurity software company.

$1.3M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

San Diego, United States

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

$7.3M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Pi Security is an agentic AI-driven product security platform that enables organizations to automate security.

$25.0M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Boston, United States

Flux Cyber is a serial startup builder and innovator.

$5.0M raised
Jun 2026

Founder Contacts

41,000+ verified contacts

Rockville, United States

Quantum Space provides data buy services, deploys spacecraft, and performs space logistics for partners.

$40.0M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Palo Alto, United States

Glean develops an AI-based search engine software that connects enterprise data and generates answers to improve workplace efficiency.

$150.0M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Dover, United States

Salus is a DevSecOps and cloud operations platform helping startups and scale-ups securely ship and scale cloud infrastructure.

$3.7M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Denver, United States

Swimlane is a developer of a security orchestration and response platform used to deliver security automation to organizations.

$45.0M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Bristol, United Kingdom

Onsecurity is an offensive security company that offers pentesting, vulnerability scanning and threat intelligence, all on one platform.

$7.0M raised
Jun 2024

Founder Contacts

41,000+ verified contacts

San Francisco, United States

TectaPro is an AI-powered platform that automates code security, infrastructure optimization

$110K raised
May 2025

Founder Contacts

41,000+ verified contacts

Chicago, United States

Keeper Security is a cybersecurity platform for preventing password-related data breaches and cyberthreats.

May 2023

Founder Contacts

41,000+ verified contacts

Dallas, United States

BreachQuest is reimagining incident response with the goal of minimizing downtime and driving down breach cost.

May 2023

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Doubleword is an optimization and compression platform that allows customers to achieve best-in-class model throughput, and accuracy.

$12.0M raised
May 2025

Founder Contacts

41,000+ verified contacts

Gothenburg, Sweden

NuLink provides privacy-preserving technology for decentralized applications

$1.6M raised
May 2024

Founder Contacts

41,000+ verified contacts

Sunnyvale, United States

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

$10.0M raised
May 2026

Founder Contacts

41,000+ verified contacts

San Antonio, United States

Darkhive develops autonomous robotics systems focused on small unmanned aircraft used for defense and public safety applications.

$30.0M raised
May 2026

Founder Contacts

41,000+ verified contacts

Copenhagen, Denmark

Lightmark is launching a technology that makes it possible to document where and when a video was recorded.

$2.0M raised
May 2026

Founder Contacts

41,000+ verified contacts

San Antonio, United States

Darkhive Inc. develops autonomous uncrewed aircraft systems, defense software, and tactical drones for military and public safety missions.

$30.0M raised
May 2026

Founder Contacts

41,000+ verified contacts

Barcelona, Spain

Visual cryptography to access systems and safeguard digital information

May 2026

Founder Contacts

41,000+ verified contacts

Raleigh, United States

Uviquity is a firm that wants to encourage safety for their clients.

$6.6M raised
May 2025

Founder Contacts

41,000+ verified contacts

Austin, United States

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

$2.0M raised
May 2024

Founder Contacts

41,000+ verified contacts

Sydney, Australia

DroneShield is the global leader in AI-based Multi-mission Counter-UxS solutions for Defense and Public Safety organizations.

$75.8M raised
May 2024

Founder Contacts

41,000+ verified contacts

Quebec, Canada

Boostsecurity.io is a computer software company that assists software developers to discover cybersecurity-related issues.

$4.0M raised
May 2026

Founder Contacts

41,000+ verified contacts

Showing 701 to 725 of 2,736 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 2,736 cyber security companies tracked in the VCBacked database.

Average Funding
$18.4M
Total Funding Tracked
$460.2M
Countries Represented
7

Distribution by Funding Stage

Other25 companies

Top Cities for Cyber Security

1.San Francisco
2 companies$25.1M
2.San Antonio
2 companies$60.0M
3.Hackensack
1 companiesUndisclosed
4.St. Petersburg
1 companies$1.8M
5.Manchester
1 companies$1.3M

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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