Assaf Rappaport is the CEO and co-founder of Wiz, a cloud security firm. See portfolio, sector focus and contact routes.
Assaf Rappaport is the CEO and co-founder of Wiz, a cloud security firm, and previously served as a General Manager at Microsoft after co-founding Adallom, which was acquired by Microsoft in 2015. As an angel investor, he backs startups primarily in cybersecurity, artificial intelligence, and enterprise infrastructure, with a geographic focus that includes Israel and the United States. His typical check size and lead/follow behavior are not publicly documented in available sources. Notable portfolio companies include Daylight Security, Irregular, Twine, and PointFive, reflecting his commitment to founders redefining security and cloud innovation. Rappaport has backed 37 active startup investments and eight venture capital funds, and recently expanded into Israeli media and healthcare through the Merit Foundation and preliminary talks for Herzliya Medical Center. He is also a founding LP and IC member at Mensch Capital Partners and an active member of Cyberstarts, extending his influence across the security ecosystem. While he authors posts on Wiz’s website and has a TechCrunch author profile, no distinctive public writing or unique investment philosophy is expl
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