Ran Ribenzaft Angel Investor Active Israel Last updated 2026-06-18 Portfolio 3 in our dataset Rounds participated 3 Rounds led 0 Rounds' value $23.3M total disclosed, rounds participated Stages — Portfolio · 3 Redefine.dev AI-powered Software Optimization Platform 1 round $8.5M committed Latest: 2023-04 OneLayer Zero Trust Security and Asset Management for Private 5G/LTE Devices 1 round $8.2M committed Latest: 2022-03 Amplication Open-source Low-code Platform 1 round $6.6M committed Latest: 2022-02