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Series A Cyber Security Companies

Explore 402 cyber security startups that raised series a funding. Access verified founder contact information and fundraising data.

Total Companies
402
Total Funding
$459.1M
Avg Funding
$18.4M
Cities
21

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Wilmington, United States
$25.0M
raised

Venice is a modern Privileged Access Management platform built for today’s reality.

Dec 2025
Series A

Founder Contacts

41,000+ verified contacts

Dublin, Ireland
$50.0M
raised

Argus Tactical Intelligence Platform: Unlimited data source integration, enterprise graph analysis, and flexible deployment.

Dec 2025
Series A

Founder Contacts

41,000+ verified contacts

Lausanne, Switzerland
$8.1M
raised

Resist attacks by reducing excessive access.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

Charlotte, United States
$15.0M
raised

NetFoundry offers secure, zero trust networking solutions, enabling application-specific networks without VPNs or MPLS dependencies.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$16.5M
raised

Coverbase is an AI-native procurement platform that automates vendor intake, risk, and contracts to streamline purchasing securely.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Ankara, Turkey
$8.2M
raised

End-to-end merchant management platform for acquirers, banks, and fintechs to boost revenue, reduce risk, and ensure compliance.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$21.5M
raised

Method Security develops autonomous cyber defenses.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

Toronto, Canada
$14.0M
raised

Feroot Security platform protects the client-side javascript code of web applications against client-side attacks and compliance violations.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

Austin, United States
$22.5M
raised

Nudge Security is a cybersecurity startup that combats cyber risks and threats faced by organizations through modern workforce.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$25.0M
raised

Bedrock Data accelerates data security, governance, and management for all your data, at scale, so you can innovate faster.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Kanata, Canada
$12.8M
raised

SaaS Management platform that helps organizations understand SaaS usage, optimize spend, enforce security policies and improve productivity.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

San Jose, United States
$9.0M
raised

Portal26 offers a platform that renders data immune to ransomware, cyberattacks, extortion and any data related cyber event.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$25.0M
raised

Teleskope provides a data protection platform that automates data security, privacy, and compliance across organizational environments.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

Turin, Italy
$3.5M
raised

RedCarbon is a cyber automation company that supports security using AI and NLP.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Jackson, United States
$48.0M
raised

Frontline protects homes and businesses from wildfires using tracking software, satellite connectivity, and onsite sprinkler systems.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Ready to Reach These Founders?

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41,000+ verified emails
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Coeur D'alene, United States
$15.4M
raised

Full stack data analytics platform

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Madrid, Spain
$11.6M
raised

AcoruAI is a cybersecurity company that develops an AI-driven platform that focuses on proactive fraud and scam prevention.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Boston, United States
$28.0M
raised

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

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Havant, United Kingdom
$6.7M
raised

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

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$20.0M
raised

Glide Identity provides SIM-based cryptographic authentication and verification systems using telecom network APIs.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

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Get verified contact info for decision-makers at 402 funded startups

41,000+ verified emails
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Sheffield, United Kingdom
$10.0M
raised

Sitehop develops cutting-edge networking and cyber-security solutions.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$8.5M
raised

Arcjet is a security platform that adds bot detection, rate limiting, and attack protection to applications with minimal code.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Amsterdam, The Netherlands
$33.0M
raised

Oneleet offers a cybersecurity platform for automated security and compliance.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Victoria, Brazil
$3.8M
raised

Exato is a quick, affordable, and thorough background check platform that can be used by corporations, startups, and micro-entrepreneurs.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$18.0M
raised

Autonomous AI agents for Security Risk and Compliance

Sep 2025
Series A

Founder Contacts

41,000+ verified contacts

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