Dimitri Sirota, Angel Investor

Dimitri Sirota is the Co‑Founder and CEO of BigID, a leading data intelligence platform helping enterprises address privacy, protection, and governance across cloud and data centers. Under his leadership, BigID has become a recognized player in enterprise data management, with operations spanning New York and Tel Aviv. Beyond BigID, Dimitri is an active investor in AI and security startups, supporting ventures that advance enterprise resilience and infrastructure. As an angel investor, Dimitri has made about 6 investments across AI, SaaS, and cybersecurity. His portfolio includes Prime Security, Zuplo, Kivera, Protect AI, Subskribe, and Kili Technology, reflecting his focus on companies building next‑generation enterprise and security solutions.