Bay Emerges From Stealth With $50M in Funding for Enterprise AI Security

Bay emerged from stealth with $50M in total funding, comprising a $37M Series A led by Battery Ventures and a previously undisclosed $13M seed round led by YL Ventures and Striker Venture Partners. Micron Ventures, M12 and Assaf Rappaport also participated in the Series A.
- Raised
- $50M
- Round
- Series A and seed
- Investors
- 6
- Investors
- Battery VenturesMicron VenturesM12Assaf RappaportYL VenturesStriker Venture Partners
- Target market
- Enterprises in the United States and Europe
- Use of funds
- Expand product and engineering teams and grow sales, marketing, and customer teams in the United States and Europe
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Quick Answers
What is the latest news about Bay?
Bay emerged from stealth with $50M in total funding, comprising a $37M Series A led by Battery Ventures and a previously undisclosed $13M seed round led by YL Ventures and Striker Venture Partners. Micron Ventures, M12 and Assaf Rappaport also participated in the Series A.
What does Bay do?
Founded in 2026, Bay is headquartered in Tel Aviv, Israel, and serves customers in the United States and Europe. Its AI security platform governs AI assistants, coding agents and custom agents, along with the MCP servers and tools they use, across enterprise devices and cloud infrastructure.
How much did Bay raise?
Bay raised $50M in its Series A and seed.
Who invested in Bay?
Investors named in this Series A and seed include Battery Ventures, Micron Ventures, M12, Assaf Rappaport, YL Ventures and Striker Venture Partners.
How will Bay use the funding?
Bay plans to use the money for expand product and engineering teams and grow sales, marketing, and customer teams in the United States and Europe.
Where is Bay based?
Bay is based in Israel.
Who are the key people at Bay?
Key people named in this report: Yuval Zacharia (Co-Founder & CEO), Boris Danilovich (Co-Founder & VP of R&D) and Aner Morag (Co-Founder & CPO).
