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Sentra raises $150 million Series C to secure AI agent data access
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Sentra raises $150 million Series C to secure AI agent data access

Nov 4, 2026

Data security startup Sentra Inc. raised $150 million in Series C funding led by Capital One Ventures, lifting its valuation past $260 million. The company addresses enterprise governance gaps as autonomous AI agents access unclassified corporate data stores. Operating directly inside customer environments, Sentra's platform maps permissions and automatically restricts anomalous agent access, bringing its total funding raised to over $250 million since its 2021 founding.

Series C round details and plans

  • ▪Data security startup Sentra Inc. raised $150 million in a Series C funding round led by Capital One Ventures
  • ▪Sentra Inc. plans to use its Series C capital to expand field and channel programs, enter new geographies, and enhance visibility into AI agents
  • ▪Capital One Ventures will take a seat on Sentra Inc.'s board of directors following the $150 million Series C investment
  • ▪Bessemer Venture Partners, Zeev Ventures, Standard Investments, Munich Re Ventures, and Key1 Capital participated as returning investors in Sentra Inc.'s $150 million Series C round

Valuation and financial growth

  • ▪Sentra Inc.'s Series C funding round brought the company's total funding raised since its 2021 launch to over $250 million
  • ▪Sentra Inc.'s Series C round raised the company's market valuation to more than $260 million, according to The Wall Street Journal
  • ▪Sentra Inc. reported business growth of more than 300% over the past year

Security risks of enterprise AI agents

  • ▪Sentra Inc. Chief Executive Yoav Regev noted that enterprise AI agents frequently inherit access to unclassified corporate data that traditional perimeter controls cannot secure at machine speed
  • ▪Sentra Inc. reported that only a small minority of enterprise organizations currently maintain governance controls for artificial intelligence agents
  • ▪Sentra Inc. Chief Executive Yoav Regev stated that artificial intelligence agents act as the busiest consumers of enterprise data

Sentra's platform architecture and features

  • ▪Sentra Inc. contends that governance tools that copy customer data into vendor environments introduce secondary data estate risks for regulated industries
  • ▪Sentra Inc.'s platform automatically flags anomalous data access by AI agents, revokes unauthorized permissions, and provides compliance teams post-incident audit records
  • ▪Sentra Inc.'s data security platform operates directly inside the customer's environment to classify data and build identity mapping for people, service accounts, and AI agents

Company founders and background

  • ▪Sentra Inc. co-founder Asaf Kochan formerly commanded the Israeli military's Unit 8200, where Chief Executive Yoav Regev previously led the cyber department
  • ▪Sentra Inc. was co-founded in 2021 by Yoav Regev, Asaf Kochan, Ron Reiter, and Yair Cohen

3 sources

The Wall Street Journal
Exclusive | AI Security Startup Sentra Raises $150 Million to Police Autonomous Agents
View source article
SiliconANGLE
Sentra raises $150M to control what AI agents can reach in corporate data - SiliconANGLE
View source article
Axios
Exclusive: Agentic data security startup Sentra Raises $150M
View source article

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AI startupsAI agentsAI securityUnit 8200AI governanceAgent permissionsVenture capital fundingAI cybersecurity

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