Lior Avisar

Owner of Tym & The Founders House | Investor | 40U40

📍 Israel🔄 Updated September 2026💼 5 investments📅 1 years investing🗓 Last invested Jan 2025
VC🌍 Israel
5
Total investments
1
Early stage
0
Mid stage
0
Late stage
1y
Years active

Portfolio

4 investments · sorted by recency
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Angel Investor
2025
Aryon Security is redefining cloud security with the ability to enforce cloud strategy with confidence, enabling organizations to prevent risks before they emerge in production environments and require remediation. Aryon provides the same level of security regardless of how the cloud is defined, managed, or operated, introducing tailored, AI-powered policies based on the organization’s active risks.
Angel Investor
2025
Data Loss Prevention is a broken promise. Were here to fix it. For too long, security teams have been trapped in a cycle of failure. Legacy DLP systems, built on rigid rules and broken formulas, have created a storm of noise and alert fatigue. They bury teams in false positives while real threats get missed. This isnt just ineffective; its exhausting. Jazz is DLP, Remastered. We didnt just add another layer to the problem; we rebuilt the solution from first principles. We replaced outdated rules with an AI-powered Agentic Investigator that understands the one thing that matters: context. Our platform automatically investigates data movement to understand the "why" behind every action, providing clear, actionable answers instead of more alerts. Its the difference between noise and signal. Were giving security teams their time, their sanity, and their effectiveness back. Welcome to the new era of DLP.
Angel Investor
2025
Terra Security is the leading Agentic-AI-powered platform for continuous penetration testing. Designed for security teams operating in fast-moving, complex environments, Terra combines the scale and efficiency of fine-tuned AI agents with the precision and control of human oversight. By aligning every test with each organizations unique business logic and risk profile, Terra delivers tailored, exploit-driven findings that expose what truly matters.
Angel Investor
2025
Tenzai is an AI-native cybersecurity company building cutting-edge AI hackers to ensure enterprises deliver unbreakable code. Its platform actively hacks, exploits, and helps fix vulnerabilities across enterprise software - continuously and at scale. Founded in 2025 by cybersecurity veterans Pavel Gurvich, Ariel Zeitlin, Ofri Ziv, Itamar Tal, and Aner Mazur, Tenzai has raised $75 million in seed funding from leading investors including Greylock Partners, Battery Ventures, and Lux Capital.
Experience · 10 entries
All (10)
Investments (5)
Founder (3)
2026
2025
Angel Investor
2025
Aryon Security is redefining cloud security with the ability to enforce cloud strategy with confidence, enabling organizations to prevent risks before they emerge in production environments and require remediation. Aryon provides the same level of security regardless of how the cloud is defined, managed, or operated, introducing tailored, AI-powered policies based on the organization’s active risks.
Angel Investor
2025
Data Loss Prevention is a broken promise. Were here to fix it. For too long, security teams have been trapped in a cycle of failure. Legacy DLP systems, built on rigid rules and broken formulas, have created a storm of noise and alert fatigue. They bury teams in false positives while real threats get missed. This isnt just ineffective; its exhausting. Jazz is DLP, Remastered. We didnt just add another layer to the problem; we rebuilt the solution from first principles. We replaced outdated rules with an AI-powered Agentic Investigator that understands the one thing that matters: context. Our platform automatically investigates data movement to understand the "why" behind every action, providing clear, actionable answers instead of more alerts. Its the difference between noise and signal. Were giving security teams their time, their sanity, and their effectiveness back. Welcome to the new era of DLP.
Venture Investor
2025
For more than a decade, Alpha Partners has been co-investing with some of the world’s top VCs in their most exciting growth-stage companies. Instead of competing, we partner with early-stage investors by sharing economics on their best opportunities.
Angel Investor
2025
Terra Security is the leading Agentic-AI-powered platform for continuous penetration testing. Designed for security teams operating in fast-moving, complex environments, Terra combines the scale and efficiency of fine-tuned AI agents with the precision and control of human oversight. By aligning every test with each organizations unique business logic and risk profile, Terra delivers tailored, exploit-driven findings that expose what truly matters.
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