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Series B Cyber Security Companies

Explore 204 cyber security startups that raised series b funding. Access verified founder contact information and fundraising data.

Total Companies
204
Total Funding
$671.7M
Avg Funding
$26.9M
Cities
20

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Washington, United States
$20.0M
raised

Alethea is a tech company helping Fortune 500 and private companies protect themselves from disinformation and social media manipulation

Apr 2024
Series B

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$27.0M
raised

Skyflow provides a data privacy vault with an API interface.

Mar 2024
Series B

Founder Contacts

41,000+ verified contacts

Columbus, United States
$20.0M
raised

Finite State is a cybersecurity company that specializes in providing software risk management solutions.

Mar 2024
Series B

Founder Contacts

41,000+ verified contacts

Menlo Park, United States
$28.0M
raised

Espresso Systems provides scaling and privacy systems for Web 3 applications.

Mar 2024
Series B

Founder Contacts

41,000+ verified contacts

Pangyo, South Korea
$4.5M
raised

Hardware based device security solution provider for lightweight IoT devices. Intrinsic Security of Things (SoT), Security-by-Design.

Mar 2024
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Denver, United States
$50.0M
raised

Todyl operates as a networking and security platform built for MSP or MSSPs.

Feb 2024
Series B

Founder Contacts

41,000+ verified contacts

Los Angeles, United States
$25.0M
raised

Powering the secure connective technologies to drive cloud and edge native

Feb 2024
Series B

Founder Contacts

41,000+ verified contacts

New York, United States
$25.0M
raised

Zero trust access for operational technology and industrial control systems

Feb 2024
Series B

Founder Contacts

41,000+ verified contacts

Kyobashi, Japan
$4.2M
raised

SPACER is a next-generation IoT locker with 24-hour handover that can open and close doors via smartphone.

Jan 2024
Series B

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$30.0M
raised

Clerk develops a software application to provide a sign-up and sign-in page for any website and profile management.

Jan 2024
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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New York, United States
$30.0M
raised

Vicarius develops a vulnerability remediation platform to help teams protect their apps and assets against software exploitation.

Jan 2024
Series B

Founder Contacts

41,000+ verified contacts

Rockville, United States
$15.9M
raised

Smart WiFi Sensing AI

Dec 2023
Series B

Founder Contacts

41,000+ verified contacts

Newton, United States
$40.0M
raised

DUST is a market-leading technology utilizing nanoengineered diamonds to create an unclonable identity layer on any object.

Dec 2023
Series B

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$40.0M
raised

ArmorCode offers an AppSecOps platform that reduces application exposure and risk for customers.

Dec 2023
Series B

Founder Contacts

41,000+ verified contacts

Tel Aviv, Israel
$30.0M
raised

MineOS is the operating system for Data Privacy, Governance, & Compliance. #1 customer-rated for data mapping & DSR automation.

Dec 2023
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Tel Aviv, Israel
$34.0M
raised

Vulcan Cyber offers a platform for managing and reducing cyber risk.

Nov 2023
Series B

Founder Contacts

41,000+ verified contacts

Cupertino, United States
$6.2M
raised

Cyble is a leading AI-powered threat intelligence company offering comprehensive coverage of adversaries, exposure, weaknesses, and targets.

Nov 2023
Series B

Founder Contacts

41,000+ verified contacts

Burlington, United States
$70.0M
raised

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

Oct 2023
Series B

Founder Contacts

41,000+ verified contacts

Doral, United States
$30.0M
raised

Lumu is a cybersecurity company that helps enterprises identify and isolate cyber-compromise in real-time.

Sep 2023
Series B

Founder Contacts

41,000+ verified contacts

Boston, United States
$40.0M
raised

AI-Native Application Security Posture Management (ASPM): develop applications fast with AI and stay secure

Sep 2023
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Philadelphia, United States
$9.0M
raised

We give businesses the insights they need to protect themselves from the constantly changing identity-fraud threat landscape.

Sep 2023
Series B

Founder Contacts

41,000+ verified contacts

Tel Aviv, Israel
$41.0M
raised

Grip is a developer of a SaaS security management platform to bring comprehensive visibility across enterprise SaaS applications.

Aug 2023
Series B

Founder Contacts

41,000+ verified contacts

San Mateo, United States
$17.7M
raised

The Data+AI Security company. We safeguard data, detect threats, ensure compliance & reduce AI risks, so you can Innovate with Confidence

Aug 2023
Series B

Founder Contacts

41,000+ verified contacts

Kobe, Japan
$9.1M
raised

Acall is a provider of smart office platforms for workplace and co-working space management.

Aug 2023
Series B

Founder Contacts

41,000+ verified contacts

Boston, United States
$25.1M
raised

IP Fabric is an IT company focused on network assurance, security assurance, and multi-cloud networking.

Jun 2023
Series B

Founder Contacts

41,000+ verified contacts

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204 Cyber Security Series B Startups (October 2026) — Page 5 | VCBacked