Last updated 2026-08-12
- Raised $113M Series A led by Conviction, Mar 2026
- Raised $35M Undisclosed Round
- Raised $5M Seed round led by Cyberstarts, Aug 2024
Total raised
$153.0M
Last: B Round 2026-07
Stage
Series B
Founded
2024
Headcount
98
HQ
Tel Aviv, Israel
Sector
Cyber Security
About
Onyx Security is building the secure AI control plane for the agentic era, enabling enterprises to discover, monitor, and govern AI agents across SaaS, cloud, endpoints, and code repositories. The platform offers AI observability, security, governance, orchestration, and ROI measurement to protect sensitive data and facilitate responsible AI adoption. Founded by Israeli defense veterans, Onyx aims to bridge the gap between AI ambition and enterprise security.
Funding history · 3 rounds · $153.0M total
3 events/rounds · $153.0M Total Funding: $153.0M in Private Equity
Mar 2026
★ Conviction★ Cyberstarts★ Bessemer Venture PartnersTCVVintageFirstMarkG SquaredQuantumLightangel investorsVintage Investment Partnersleading angels in the cyber and AI sectorsangel investors from cybersecurity and AI sectorsangel investors from the worlds of cybersecurity and AI
Aug 2024
Date unknown
Undisclosed Round
$35.0M
quoted-total
Headcount over time
98 employees (2026-09) · 1 point
Offices
Tel Aviv, Israel · HQ / main office
Q&A
- What is Onyx Security's primary focus?
- Onyx Security provides a secure AI control plane for enterprises, offering visibility, governance, and protection for AI agents and models across SaaS, cloud, endpoints, and code repositories.
- When was Onyx Security founded?
- Onyx Security was founded in 2024.
- Where is Onyx Security headquartered?
- Onyx Security is headquartered in Tel Aviv, Israel.
- How many employees does Onyx Security have?
- Onyx Security has 51–200 employees.
- What is Onyx Security's total funding to date?
- Onyx Security has raised a total of $153,000,000 USD.
- When did Onyx Security complete its latest funding round and who were the lead investors?
- In July 2026, Onyx Security completed a Series B round, with.
- Who are the co-founders of Onyx Security?
- The co-founders of Onyx Security are Maxim Bar Kogan (CEO) and Gil Elbaz (Chief AI Officer).
- What is Onyx Security's current funding stage?
- Onyx Security is currently in its Series B funding stage.
Team · 5
Maxim Bar Kogan
Founder · Co-Founder & CEO
Gil Elbaz
Founder · Co-Founder & Chief AI Officer
Tim Youngblood
CSO
Rob Witmer
VP, WW Sales
Mark Loewenstein
VP, Marketing
Sectors & technology
Primary sector
Cyber Security
Target customers
Business model
B2B
Tags
agentic-aiartificial-intelligencecyber-securitymonitoringsaasai-governanceai-observabilityai-orchestrationai-securityfoundation-model
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)
External links
| Website | onyx.security |
|---|---|
| linkedin.com/company/onyx-security |
Identifiers & details
| Legal name | Onyx Security Ltd. |
|---|---|
| Founded | 2024 |
| Employees (exact) | 98 |
Radar intelligence
Open jobs — ashby
| Total open | 4 |
|---|---|
| Remote | 0 |
| Title | Location | Department |
|---|---|---|
| Technical Lead, Frontend | ||
| Founding Account Executive | ||
| Fullstack Engineer | ||
| Machine Learning Engineer |
Patents
| EPO | 1 |
|---|
GitHub
| Top repos | gitleaks, ent, pywebagent, sentient-onyx |
|---|
Web history (Wayback)
| Domain | onyx.security |
|---|
Certificate / subdomain footprint
| Subdomains | 149 |
|---|