Nucleon Security
PrivateLast Round
Seed
Sep 9, 2025
Total Funding Raised
$3.5M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Nucleon Security is a cybersecurity company that provides an AI-powered endpoint detection and response (EDR) platform built on Zero Trust principles.
Sector
Cybersecurity
Verticals
Endpoint Security, Zero Trust, Incident Response, Threat Intelligence, Cloud Security
Business Model
B2B
Customer Profile
Subscription SaaS, Services & Consulting
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Nucleon Security Comparables
Compare Nucleon Security with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| HarfangLab | 88% | |
| TEHTRIS | 81% | |
| WithSecure Corporation | 73% | |
Nucleon Security Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Sep 9, 2025 |
Key People
Founding team and executive leadership
Nucleon Security Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| LoftyInc Capital Management | Seed |
| Orange Ventures | Seed |
| Axian Group | Seed |
| CDG Invest | Seed |
| Newfund Capital | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jun 4, 2026
Grew 31% QoQ, from 29 to 38 employees.
- Feb 2, 2026
Grew 33% QoQ from 21 to 28 employees.
Nucleon Security Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Nucleon Security's valuation, stock price, and market status.