Acuvity
Category: AI in Cybersecurity
AI security and governance platform providing visibility, access control, and real-time enforcement across enterprise GenAI usage, LLMs, and AI agents. Acquired by Proofpoint in February 2026. Acuvity was founded in 2023. The company is led by Satyam Sinha. Based in Sunnyvale, California, USA. Team size: 11-50. Total funding raised: $9M. Latest round: Seed. Key investors include Foundation Capital, Cervin Ventures, Cisco Investments, Xerox Ventures, Daniel Warmenhoven, David Dubick, Basil Alwan, Sri Reddy, Jonathan Siddharth.
- Founded
- 2023
- Headquarters
- Sunnyvale, California, USA
- Team size
- 11-50
- Total funding
- $9M
Value proposition
Acuvity provides enterprises with comprehensive AI security and governance — full visibility into employee and agent use of GenAI tools, language-based access controls, real-time enforcement, and audit trails across all AI models, LLMs, plugins, and custom apps, without disrupting user experience.
Products and solutions
AI security and governance platform covering: (1) discovery and visualization of all GenAI interactions with audit trails, (2) language-based access controls and policy enforcement, (3) real-time blocking/redaction of sensitive data in LLM prompts, (4) shadow AI detection, (5) agentic AI security for AI agents, MCP servers, and browser-based AI tools, (6) pluggable AI security architecture for secure in-house GenAI app development.
Unique value
Comprehensive AI security and governance platform that unifies visibility, language-based access controls, and real-time enforcement across all GenAI models, LLMs, plugins, and custom apps — with pluggable architecture requiring no code changes for developers.
Target customer
Enterprise security teams, CISOs, DevSecOps, and AI/ML application builders across regulated industries (financial services, healthcare, legal, technology).
Industries served
Financial services, healthcare, legal, technology, and other regulated enterprise sectors adopting generative AI.
Technology advantage
AI-native security platform with unique language-based access controls, real-time enforcement across all AI models and LLMs, pluggable security architecture for AI application development, and detection models for agentic AI environments (endpoints, browsers, MCP servers). Team of seasoned security veterans from Aporeto (acquired by Palo Alto Networks).
How they differentiate
Unlike competitors focused on AI governance/compliance or email security, Acuvity uniquely combines AI runtime security with data security context — understanding AI intent at runtime while providing language-based access controls and real-time enforcement across all AI models, LLMs, plugins, and custom apps. Its pluggable architecture enables secure GenAI app development without code changes.
Main competitors
WitnessAI, Credo AI, Pangea, ModelOp, Abnormal Security, Mimecast
Key partnerships
Acquired by Proofpoint (Feb 2026), investors include Cisco Investments and Xerox Ventures (strategic corporate investors).
Notable customers
Gruve, Inc. (CEO Tarun Raisoni), Maxwell (Co-Founder & CTO Rutul Davé)
Major milestones
Founded 2023, emerged from stealth with $9M seed round (Sept 2024), acquired by Proofpoint (Feb 12, 2026) to strengthen AI security and governance across the agentic workspace.
Market positioning
Early-stage AI security startup positioned at the intersection of AI governance, data security, and agentic AI protection. Acquired by Proofpoint to become the foundation of its AI security platform for the "agentic workspace."
Geographic focus
Primarily US enterprise market (Sunnyvale, CA), with global reach through Proofpoint's distribution.
About Satyam Sinha
Co-founder & VP Engineering at Aporeto (acquired by Palo Alto Networks, ~$140M, 2019); key roles at Insieme (acquired by Cisco) and TiMetra (acquired by Alcatel).
Latest news about Acuvity
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Official website: https://acuvity.ai/