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Seed Cyber Security Companies

Explore 1,120 cyber security startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
1,120
Total Funding
$118.3M
Avg Funding
$4.7M
Cities
19

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Rome, Italy
$3.3M
raised

DataKrypto is a cloud encryption company that provides image, mail, mobile, and identity products.

Mar 2024
Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$2.8M
raised

Leen is a unified API for security tools and data.

Mar 2024
Pre-Seed

Founder Contacts

30,000+ verified contacts

Arlington, United States
$450K
raised

GroupSense is a provider of cyber intelligence services filled with search tools, feeds, and briefings.

Mar 2024
Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Daivin is an oxygen-generating equipment manufacturing company which helps humans breathe underwater without oxygen tanks.

Mar 2026
Pre-Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$500K
raised

Beesafe AI offers a fraud prevention platform that engages scammers to identify mule accounts, disrupt payment, and trust-based scams.

Mar 2026
Pre-Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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San Francisco, United States

Protent is an AI platform that provides video intelligence for real time threat detection and proactive security operations.

Mar 2026
Pre-Seed

Founder Contacts

30,000+ verified contacts

Delaware, United States
$5.0M
raised

Fragmetric is a native liquid restaking mechanism for Solana that improve the Solana ecosystem's security and economic potential.

Mar 2025
Seed

Founder Contacts

30,000+ verified contacts

Kraków, Poland
$2.0M
raised

Secfense User Access Security Broker is an enabler of all multi-factor authentication methods (MFA).

Mar 2022
Seed

Founder Contacts

30,000+ verified contacts

North Hollywood, United States
$1.4M
raised

The Adversarial Company is a defence tech company that offers security and public safety solutions.

Mar 2026
Seed

Founder Contacts

30,000+ verified contacts

Vienna, Austria

zerothird specializes in cutting-edge quantum cryptography, particularly Quantum Key Distribution (QKD) technology.

Mar 2026
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Santa Monica, United States
$1.2M
raised

Safe is an app that provides an email security service that verifies contacts.

Mar 2023
Pre-Seed

Founder Contacts

30,000+ verified contacts

Wilmington, United States
$6.7M
raised

Akave is an enterprise cloud infrastructure company that combines blockchain verifiability with S3-compatible object storage.

Mar 2026
Seed

Founder Contacts

30,000+ verified contacts

Chantilly, United States
$2.0M
raised

OP[4] offers security revolution for IoT devices and Embedded systems.

Mar 2023
Seed

Founder Contacts

30,000+ verified contacts

San Mateo, United States
$412K
raised

VitaNet authenticates users instantly, without any user action, turning traditional retail environments into smart, interactive spaces.

Mar 2022
Seed

Founder Contacts

30,000+ verified contacts

New York, United States
$500K
raised

JumpWire makes it easy to enforce secure data practices across applications without having to change any code.

Mar 2022
Pre-Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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New Castle, United States
$300K
raised

Bytescare focuses on providing content security solutions to its customers.

Mar 2022
Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$6.0M
raised

Tarsal is a data pipeline that builds for modern security teams.

Mar 2024
Seed

Founder Contacts

30,000+ verified contacts

St Louis, United States

Kwema created the world's first smart badge reel with a hidden duress button to unobtrusively call for help when facing workplace violence.

Mar 2023
Pre-Seed

Founder Contacts

30,000+ verified contacts

Madrid, Spain
$331K
raised

Risk scoring service from curated threat intelligence data.

Mar 2022
Pre-Seed

Founder Contacts

30,000+ verified contacts

Singapore, Singapore
$18.0M
raised

Mystiko.Network enables users to trade on private DEX just like on Uniswap while users' financial privacy is protected.

Mar 2024
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Chicago, United States
$1.3M
raised

CoDeAc Solutions is a technology company that offers rapid detection and management of nuclear threats.

Mar 2024
Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$500K
raised

Hex Security is a cybersecurity company that offers autonomous AI agents for penetration testing in web apps and APIs.

Mar 2026
Pre-Seed

Founder Contacts

30,000+ verified contacts

Palo Alto, United States
$20.0M
raised

Raven.io provides a runtime application protection platform that secures cloud‑native software by monitoring code execution behavior.

Mar 2026
Seed

Founder Contacts

30,000+ verified contacts

San Francisco, United States
$40.0M
raised

RunSybil is an AI-powered offensive security platform designed to continuously test applications and infrastructure for vulnerabilities.

Mar 2026
Seed

Founder Contacts

30,000+ verified contacts

Lausanne, Switzerland
$5.8M
raised

Strong Network is a a business unit of cloud software group that delivers a self-hosted platform to manage the first secure CDEs.

Mar 2022
Seed

Founder Contacts

30,000+ verified contacts

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