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Series B Network Security Companies

Explore 42 network security startups that raised series b funding. Access verified founder contact information and fundraising data.

Total Companies
42
Total Funding
$1.2B
Avg Funding
$47.5M
Cities
18

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San Jose, United States
$75.0M
raised

Exaforce is a cybersecurity company that develops an agentic security operations and modern SIEM platform for enterprise environments.

May 2026
Series B

Founder Contacts

19,000+ verified contacts

Sarasota, United States
$250.0M
raised

TENEX.AI is The AI SOC Company. The leading MDR provider built from the ground up around AI by people who have built and led services before

Mar 2026
Series B

Founder Contacts

19,000+ verified contacts

New York, United States
$120.0M
raised

Oasis is a non-human identity management platform that aims to give visibility and risk assessment.

Mar 2026
Series B

Founder Contacts

19,000+ verified contacts

Livermore, United States
$100.0M
raised

Aalyria is an advanced aerospace communications company that provides high-throughput networks for both commercial and government clients.

Feb 2026
Series B

Founder Contacts

19,000+ verified contacts

Lexington, United States
$25.0M
raised

VulnCheck provides vulnerability intelligence and exploit monitoring services for security teams.

Feb 2026
Series B

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
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Augusta, United States
$26.0M
raised

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

Oct 2025
Series B

Founder Contacts

19,000+ verified contacts

Reston, United States
$10.0M
raised

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

Sep 2025
Series B

Founder Contacts

19,000+ verified contacts

Carlsbad, United States
$21.0M
raised

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

Jul 2025
Series B

Founder Contacts

19,000+ verified contacts

San Francisco, United States
$27.0M
raised

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

Jun 2025
Series B

Founder Contacts

19,000+ verified contacts

San Jose, United States
$19.0M
raised

Graphiant offers Network-as-a-Service solutions for AI, Cloud, and SaaS connectivity.

May 2025
Series B

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
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Tel Aviv, Israel
$60.0M
raised

Ox Security is an application security platform that helps organizations manage software security throughout the development lifecycle.

May 2025
Series B

Founder Contacts

19,000+ verified contacts

Herzliya, Israel
$37.0M
raised

Cynomi provides an AI platform for automating risk assessments and compliance.

Apr 2025
Series B

Founder Contacts

19,000+ verified contacts

Tel Aviv, Israel
$50.0M
raised

Sentra is a cloud-native data security platform that utilizes AI to automatically discover and classify data.

Apr 2025
Series B

Founder Contacts

19,000+ verified contacts

Arlington, United States
$15.0M
raised

Cape develops privacy-enabling technology that allows users to reclaim their privacy and security on electronic devices.

Mar 2025
Series B

Founder Contacts

19,000+ verified contacts

Tallinn, Estonia
$49.0M
raised

Blackwall is a cybersecurity company offering bot mitigation and web security solutions for hosting and managed services.

Mar 2025
Series B

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
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Tel Aviv-jaffa, Israel
$50.0M
raised

Blockaid provides onchain security solutions for monitoring transactions, detecting threats, and securing digital assets.

Feb 2025
Series B

Founder Contacts

19,000+ verified contacts

San Francisco, United States
$30.0M
raised

Riot develops an employee-focused cyber-protection software platform for fighting phishing attempts.

Feb 2025
Series B

Founder Contacts

19,000+ verified contacts

Tel Aviv, Israel
$30.0M
raised

Mitiga is cloud and SaaS security startup that provides advanced cloud threat detection, incident response, and investigation solutions.

Jan 2025
Series B

Founder Contacts

19,000+ verified contacts

Canberra, Australia
$22.5M
raised

Vault is an Australian ASD certified cloud service provider to government agencies and enterprise.

Dec 2024
Series B

Founder Contacts

19,000+ verified contacts

Tel Aviv, Israel
$45.0M
raised

Astrix Security is a cloud-based security platform that protects non-human identities across SaaS, IaaS, and PaaS environments.

Dec 2024
Series B

Founder Contacts

19,000+ verified contacts

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19,000+ verified emails
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Rome, Italy
$24.9M
raised

Cyber Guru develops a cybersecurity awareness training platform to improve the security of individuals and organizations.

Oct 2024
Series B

Founder Contacts

19,000+ verified contacts

San Jose, United States
$45.0M
raised

Concentric AI delivers data risk assessment, monitoring, and protection for corporate data.

Oct 2024
Series B

Founder Contacts

19,000+ verified contacts

Mclean, United States
$12.0M
raised

RunSafe Security immunizes software without developer friction to enable continous delivery.

Sep 2024
Series B

Founder Contacts

19,000+ verified contacts

Rockville, United States
$11.0M
raised

Sepio provides asset risk management services for the financial, insurance, healthcare, and manufacturing industries.

Aug 2024
Series B

Founder Contacts

19,000+ verified contacts

San Francisco, United States
$33.0M
raised

SafeBase is a trust center platform for friction-free security reviews changing how companies communicate their security and trust posture.

Apr 2024
Series B

Founder Contacts

19,000+ verified contacts

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