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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
$737.5M
Avg Funding
$29.5M
Global Reach
8
countries

Top Cities for Network Security

San Francisco
London
Oulu
New York
Manchester
Linthicum Heights

Recently Funded Companies

Export
San Francisco, United States

Nightingale Security is a autonomous drone solution in aerial robotic security.

$5.0M raised
Nov 2022

Founder Contacts

41,000+ verified contacts

London, United Kingdom

OTIFYD is EMEA´s leading OT cyber security services and solution provider by experienced automation and security engineers

$2.0M raised
Nov 2022

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Falkin is a scam preventing firm, which builds real-time scam digital safety network for modern finance.

$2.0M raised
Nov 2025

Founder Contacts

41,000+ verified contacts

Oulu, Finland

SensorFu detects new network leak paths before they are exploited.

$698K raised
Nov 2021

Founder Contacts

41,000+ verified contacts

New York, United States

VKANSEE is ushering in a new age of mobile security with its revolutionary, patented new breed of UTFiS fingerprint sensors.

Nov 2021

Founder Contacts

41,000+ verified contacts

Manchester, United Kingdom

CAPSLOCK is an award-winning online cyber security education provider.

$649K raised
Nov 2021

Founder Contacts

41,000+ verified contacts

New York, United States

Post-build mobile app protection for Android and iOS teams, combining runtime defenses with AI-assisted threat review evidence.

$3.0M raised
Jan 2026

Founder Contacts

41,000+ verified contacts

Linthicum Heights, United States

Rampart Communications revolutionizes wireless communications and fundamental advances in digital security for individuals and businesses.

$10.0M raised
Jan 2025

Founder Contacts

41,000+ verified contacts

Hong Kong, Hong Kong

Starpower is an energy protocol that partners with renewable energy manufacturers to create advanced batteries.

$2.5M raised
Jan 2025

Founder Contacts

41,000+ verified contacts

Herndon, United States

SecureG delivers trusted identity and control infrastructure that secures critical systems, supply chains, and AI at global scale

$6.0M raised
Jan 2025

Founder Contacts

41,000+ verified contacts

Ann Arbor, United States

Tenacity is a SaaS platform empowers businesses to thrive in a secure public cloud.

$3.0M raised
Oct 2021

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Kentik is the network intelligence platform for modern infrastructure teams

$40.0M raised
Oct 2021

Founder Contacts

41,000+ verified contacts

Toronto, Canada

Figment provides institutional-grade staking infrastructure for various blockchain protocols.

Oct 2025

Founder Contacts

41,000+ verified contacts

Eden Prairie, United States

Arctic Wolf is a cyber security company that provides cloud-native security operations technology to reduce cyber risks.

$401.0M raised
Oct 2022

Founder Contacts

41,000+ verified contacts

Montrouge, France

CrowdSec is a participative IPS, using local IP behavior and community-driven IP reputation to protect Internet-exposed assets.

$13.7M raised
Oct 2022

Founder Contacts

41,000+ verified contacts

Herndon, United States

Expel is a security operations provider that offers managed detection and response, remediation, phishing support, and threat hunting.

$31.0M raised
Oct 2022

Founder Contacts

41,000+ verified contacts

Waltham, United States

Noetic Cyber is a cloud continuous cyber asset management and controls platform provider.

Oct 2022

Founder Contacts

41,000+ verified contacts

Short Hills, United States

Rilevera provides a platform to automate the creation, testing, and management of cyberthreat detection rules.

$3.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Zug, Switzerland

CUE Labs is a new platform focused on turning configuration management from a source of chaos into a source of reliability.

$10.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

New York, United States

Onyxia is a cybersecurity strategy and performance platform powered by AI.

Oct 2025

Founder Contacts

41,000+ verified contacts

Santa Clara, United States

Versa is a networking and cybersecurity firm that secures and simplifies modern networks for enterprises, teleworkers, and end-users.

$120.0M raised
Oct 2022

Founder Contacts

41,000+ verified contacts

Austin, United States

Infocyte is a cybersecurity company providing the leading platform for Incident Response and delivering cost-effective MDR services.

$1.0M raised
Oct 2021

Founder Contacts

41,000+ verified contacts

Tórtola, Spain

DotOracle is a real-time decentralized Oracle and Cross-chain bridge.

$3.0M raised
Oct 2021

Founder Contacts

41,000+ verified contacts

Burlington, United States

Adlumin provides an enterprise-grade security operations platform to detect cyber threats and keep mid-market organizations secure.

$70.0M raised
Oct 2023

Founder Contacts

41,000+ verified contacts

Austin, United States

Cloud Native Runtime Security from Spyderbat detects and stops attacks throughout your Software Development Lifecycle (SDLC).

$10.0M raised
Oct 2022

Founder Contacts

41,000+ verified contacts

Showing 601 to 625 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
$29.5M
Total Funding Tracked
$737.5M
Countries Represented
8

Distribution by Funding Stage

Other25 companies

Top Cities for Network Security

1.New York
3 companies$3.0M
2.San Francisco
2 companies$45.0M
3.London
2 companies$4.0M
4.Herndon
2 companies$37.0M
5.Austin
2 companies$11.0M

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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