Nucleon Security
Nucleon Security is a cybersecurity company specializing in Endpoint Security, founded in 2019 and headquartered in Paris, France. It has raised $3.51M in equity across 1 priced round, employs about 40 people, and is privately held.
#5Endpoint Security Pacesetter· Q3 2026updated Oct 18, 2026
Latest Nucleon Security news and company activity
What Nucleon Security did, dated — selected moves from the record, one per kind, newest first.
- Oct 2026PartnershipNucleon Security x TECHNICOM Mali: New Partnership for Sovereign Endpoint Security
- Oct 2026PartnershipNucléon Security s'appuie sur Itancia Technology pour se développer en France
- Sep 2026Product launchNucleon Security lance ATOM AI, une plateforme d'IA agentique
- Sep 2025Funding roundNucleon Security raises $3.5 million to scale AI-driven cybersecurity solutions
Nucleon Security Momentum score
75/ 100climbing
Mandos Momentum blends hiring, funding, traffic and sentiment into one score out of 100. The score is free; the pillars behind it unlock in the platform.
Nucleon Security products
Nucleon Security funding
Nucleon Security has raised $3.51M in priced equity. Its most recent round was a Seed in September 2025. 5 investors are on record, including Newfund Capital and AXIAN Group.
- Equity raised
- $3.51M1 priced round
- Last round
- SeedSep 2025
Nucleon Security employees and hiring
As of September 2026, Nucleon Security has about 40 employees.
- Employees
- 40
- 30-day change
- 0%
- Open roles
- 0
Nucleon Security competitors
Competitors of Nucleon Security include Antiy Labs, GLIMPS, and Varist. 4 more are in the platform, with overlap scoring.
matched by product category and features
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Nucleon Security CISO Score
How Nucleon Security reads to a CISO buyer: seven dimensions of the Mandos Framework, scored through the eyes of a security buyer.
