Assaf Rappaport

Angel Investor Active Israel
Last updated 2026-06-18
Portfolio
19
in our dataset
Rounds participated
20
Rounds led
0
Rounds' value
$589.0M
total disclosed, rounds participated
Stages

About

Assaf Rappaport is an Israeli tech entrepreneur and CEO, best known for co-founding Wiz, a leading cloud security company. Before establishing Wiz in 2020, he co-founded Adallom, a cloud security firm acquired by Microsoft in 2015, where he later served as General Manager of Microsoft Israel's R&D Center. Under his leadership, Wiz achieved rapid growth, becoming one of the fastest-growing cybersecurity companies globally. Rappaport is a veteran of Israel's elite 8200 intelligence unit and holds an M.Sc. in Computer Science from the Technion – Israel Institute of Technology

Portfolio · 19

A Security
A Security develops an autonomous offensive security platform that identifies and addresses exploit paths before they are utilized by malicious agents, strengthening organizations against weaponized AI.
1 round $32.0M committed Latest: 2026-06
NewCore
Identity Security for Human and AI-agent Workforces
1 round $50.0M committed Latest: 2026-06
ZyG
Data-Driven Product Publishing Into Scalable Brands
1 round $60.0M committed Latest: 2026-05
Frame Security
AI Security Awareness and Human-risk Platform for Enterprise Security Teams
1 round $40.0M committed Latest: 2026-05
Spirit Security
Cybersecurity Stealth Mode Startup
1 round $50.0M committed Latest: 2026-01
Clover Security
Design-Led Product Security
1 round $30.0M committed Latest: 2025-11
Twine Security
Agentic AI for cybersecurity, starting with IAM
1 round $12.0M committed Latest: 2024-11
PointFive
The Cloud & AI Efficiency Engine that detects deep waste and remediates autonomously — so your engineers can ship, not optimize.
2 rounds $36.0M committed Latest: 2024-11
torq
No-code Platform for Security Automation
1 round $70.0M committed Latest: 2024-09
Linx Security
Identity Security Solution for the Enterprises
1 round $27.0M committed Latest: 2024-07
Bold
AI Agent Security Platform
1 round $12.0M committed Latest: 2024-07
Rescana
Autonomous Third Party Risk Managment
1 round Latest: 2024-07
Aim Security
Holistic GenAI Security Platform
1 round $10.0M committed Latest: 2024-01
Minimus
Security Governance Solutions
1 round $51.0M committed Latest: 2023-10
Trustmi.ai
End-to-end Payments Security Platform
1 round $17.0M committed Latest: 2023-07
Descope Technologies
Authentication Platform for App Developers
1 round $53.0M committed Latest: 2023-02
Zafran Security
Risk & Mitigation Platform
1 round $5.0M committed Latest: 2023-01
Eureka Security
Cloud Data Security Posture Management Platform
1 round $8.0M committed Latest: 2022-01
Talon Cyber Security
Enterprise Browsing Platform
1 round $26.0M committed Latest: 2021-04

Investment activity

3 portfolio exits on record.

Portfolio by sector

Cyber Security15
Business Software4

Q&A

What is Assaf Rappaport's primary investment focus?
Assaf Rappaport primarily focuses on the Cyber Security sector, with 15 portfolio companies in this area, along with 4 in Business Software.
Can you name some of Assaf Rappaport's recent investments?
In May 2026, he participated in ZyG's $60M A Round and Frame Security's $50M A Round.
Which of Assaf Rappaport's portfolio companies have had notable exits?
Assaf Rappaport has seen exits from Aim Security, acquired by Cato Networks for $350M in September 2025, and Talon Cyber Security, acquired by Palo Alto Networks for $625M in November 2023.
What is the typical funding stage for Assaf Rappaport's investments?
Assaf Rappaport frequently invests in early-stage companies, with 12 Seed rounds and 6 A Rounds as initial investments.
What was Assaf Rappaport's most recent investment in a Seed round?
Assaf Rappaport's most recent Seed round investment was in NewCore, which raised $50M in June 2026.
Has Assaf Rappaport made any follow-on investments recently?
Yes, Assaf Rappaport made a follow-on investment in Ocean Security's A Round for $20M in May 2026, and in PointFive's A Round for $20M in November 2024.
What is Assaf Rappaport's background before becoming an investor?
Assaf Rappaport is an Israeli tech entrepreneur and CEO, known for co-founding Wiz in 2020 and Adallom, which was acquired by Microsoft in 2015. He also served as General Manager of Microsoft Israel's R&D Center.
Which portfolio company of Assaf Rappaport recently raised a significant A Round?
Fundamental, a B2B company focused on turning tables into intelligence, raised a $225M A Round in February 2026 with Assaf Rappaport's participation.
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)