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Network Security Startups

Updated October 2026

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

Explore 641 recently funded network security companies with verified founder contact information and fundraising data.

Total Companies
641
Total Funding
$405.5M
Avg Funding
$16.2M
Global Reach
8
countries

Top Cities for Network Security

San Francisco
Mijdrecht
Marlborough
San Antonio
Seattle
Grenoble

Recently Funded Companies

Export
San Francisco, United States

RunSybil is an AI-powered offensive security platform designed to continuously test applications and infrastructure for vulnerabilities.

$40.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Mijdrecht, The Netherlands

ARMA INSTRUMENTS provides secure communications technology and data security solutions based on zero‑trust principles

Mar 2026

Founder Contacts

41,000+ verified contacts

Marlborough, United States

Wyebot develops an AI-driven WiFi automation platform designed to solve network problems in real time.

$4.8M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

San Antonio, United States

SECUR is a cybersecurity and network security services company that provides consulting and protection services.

$400K raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Seattle, United States

Native Security provides cloud security controls that auto-align with evolving multi-cloud environments.

$31.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Grenoble, France

Lupin & Holmes is an expert in social engineering and offensive cybersecurity.

$5.9M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Seattle, United States

Certiv offers AI safety, monitoring, and control services for AI agents.

$4.2M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Rennes, France

Defants is a computer and network security firm that offers collaborative and automated solutions cyber-investigation.

$2.1M raised
Mar 2023

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Protocol Labs is a research, development, and deployment lab for network protocols.

Mar 2024

Founder Contacts

41,000+ verified contacts

Menlo Park, United States

Redcoat AI is a platform that develops cybersecurity tools to protect against social engineering threats on mobile devices.

$4.2M raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Gibraltar, Gibraltar

Syntropy is transforming the public internet into a secure and user-centric internet through a unifying layer.

Mar 2024

Founder Contacts

41,000+ verified contacts

Austin, United States

runZero (formerly Rumble Network Discovery) provides unmatched asset inventory and network visibility solutions.

$15.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

London, United Kingdom

AI-driven offensive security platform unifying exploit intel, attack surface management and PTaaS to focus on exploitable risk.

$170K raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Frisco, United States

Systems Integration (SI) partner, with expertise in 4G/5G MNO & Private Wireless Networks.

$250K raised
Mar 2024

Founder Contacts

41,000+ verified contacts

San Jose, United States

Balbix offers an AI-native cyber risk and exposure management platform to give security teams a real-time view of their attack surface.

$70.0M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Waterloo, Canada

Axelar is a decentralized communication tool that connects blockchain ecosystems, applications, and assets.

$30.0M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Barcelona, Spain

AFR-IX telecom designs, buils and delivers high quality connectivity on fibre optics services to-from-within AFRICA.

Mar 2025

Founder Contacts

41,000+ verified contacts

Paris, France

Escape - API discovery and API security platform that leverages generative AI to discover and secure all exposed APIs.

$17.9M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Paris, France

Qevlar AI is a SOC platform that enhances security operations by investigating alerts and correlating data to detect real threats.

$30.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

La Jolla, United States

Cybereason is a cybersecurity company that offers a comprehensive platform for endpoint protection, detection, and response.

$120.0M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Tel Aviv, Israel

Lema AI is an agentic platform delivering continuous visibility and mitigation of security risks from third-party vendors.

$17.5M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Bakersfield, United States

Stack Technologies is a business IT consultancy company.

$2.0M raised
Feb 2023

Founder Contacts

41,000+ verified contacts

Cedar Rapids, United States

RemoteThreat is a cybersecurity firm advancing offensive AI use in adversary simulation, training, and tools.

$7.0M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Sift applies insights from a global network of data to detect fraud and increase positive user experience.

Feb 2022

Founder Contacts

41,000+ verified contacts

Centerbrook, United States

Myota is a data security management solution developing an AI-based security management platform to protect critical data.

$3.0M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Showing 251 to 275 of 641 companies

About the Network Security Startup Ecosystem

The network 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 Network Security

Network 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 network 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.

Network Security Funding Breakdown

Here is how funding is distributed among the 641 network security companies tracked in the VCBacked database.

Average Funding
$16.2M
Total Funding Tracked
$405.5M
Countries Represented
8

Distribution by Funding Stage

Other25 companies

Top Cities for Network Security

1.San Francisco
3 companies$40.0M
2.Seattle
2 companies$35.2M
3.Paris
2 companies$47.9M
4.Mijdrecht
1 companiesUndisclosed
5.Marlborough
1 companies$4.8M

Related Industries

Companies in the network 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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641 Network Security Startups (2026) — Recently Funded — Page 11 | VCBacked