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Network Security Startups

Updated August 2026

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

Explore 635 recently funded network security companies with verified founder contact information and fundraising data.

Total Companies
635
Total Funding
$619.8M
Avg Funding
$24.8M
Global Reach
5
countries

Top Cities for Network Security

São Paulo
Porto Alegre
Washington
Boston
Augusta
Havant

Recently Funded Companies

Export
São Paulo, Brazil

Segura® (formerly senhasegura) is a leader in Privileged Access Management (PAM), delivering security that's fast, simple, and powerful.

$25.0M raised
Feb 2026

Founder Contacts

41,000+ verified contacts

Porto Alegre, Brazil

Privacy compliance platform, based on AI/Blockchain, which helps global companies to keep compliant with the data protection requirements.

$381K raised
Feb 2022

Founder Contacts

41,000+ verified contacts

Washington, United States

Sublime Security develops an email security platform to write and run custom detection and response rules to block phishing attacks.

$150.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Boston, United States

SimSpace combines high-fidelity, military-grade cyber ranges and training content with unique user and adversary emulation techniques.

$39.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Boston, United States

OneLayer offers a security and asset management platform focused on private LTE and 5G networks.

$28.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Augusta, United States

Conceal offers a browser-native security platform that embeds zero-trust controls and policy enforcement directly into web browsers.

$26.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Havant, United Kingdom

Managed Security Service Provider (MSSP), SaaS, Cyber Security

$6.7M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Paris, France

Filigran provides an open-source cybersecurity solutions including threat intelligence management and cyber risk management.

$58.2M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Pangolin provides an open-source gateway for secure access to internal applications with user-based permissions.

$4.7M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

ZeroPath is a Computer and Network Security firm that discover and fix exploitable software vulnerabilities.

$5.0M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Austin, United States

Lifeguard provides AI-powered digital safety solutions to help consumers and their families avoid online scams and fraud.

$1.3M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Austin, United States

SEON is the command center for fraud prevention and AML compliance that enriches data, provides context and directs action.

$80.0M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Reston, United States

Silent Push is a detection-focused threat intelligence solution that identifies and protects organizations against new threats.

$10.0M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Miru is a cybersecurity company that provides AI tools to perform cybersecurity, trust and safety, and national security investigations.

$2.7M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Alter is a Software Development firm offering a secure transfer platform for workflow.

$500K raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Washington, United States

Tidal Cyber maps adversary behavior to a security stack using a threat-led defense platform.

$10.0M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Medellín, Colombia

Somos Internet is a network and telecommunications startup that provides latest generation internet with a fast, secure, stable connection.

$18.0M raised
Aug 2025

Founder Contacts

41,000+ verified contacts

Palo Alto, United States

Safe Security provides cyber risk management solutions to quantify and manage enterprise‑wide cyber risk in real time.

$70.0M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Wilmington, United States

Seal Security provides security operations.

$13.0M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

New York, United States

Maro is revolutionizing the way in which enterprises manage human risk in cybersecurity.

$4.3M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Carlsbad, United States

GigaIO develops high performance interconnect memory fabric solutions for computing clusters.

$21.0M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

New York, United States

Zip Security delivers an AI-driven cybersecurity and compliance platform for security and IT automation for small and mid-sized enterprises.

$13.5M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Open-source device management for everyone. Replace the sprawl with a modern device management platform that works the way you want.

$27.0M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

New York, United States

SOON designs and develops a high-performance rollup stack powered by decoupled SVM across L2 to be deployed on any L1.

$5.0M raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Columbia, United States

TeamWorx is a focuses on moving data to decisions faster through intelligent workforce technology.

$500K raised
Jun 2025

Founder Contacts

41,000+ verified contacts

Showing 301 to 325 of 635 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 635 network security companies tracked in the VCBacked database.

Average Funding
$24.8M
Total Funding Tracked
$619.8M
Countries Represented
5

Distribution by Funding Stage

Other25 companies

Top Cities for Network Security

1.San Francisco
5 companies$39.9M
2.New York
3 companies$22.8M
3.Washington
2 companies$160.0M
4.Boston
2 companies$67.0M
5.Austin
2 companies$81.3M

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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