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Witness

Approach AI with Certainty

United States · $85.5M raised

Employees
1–10
Business Model
B2B
Total Funding
$85.5M
Last Round
$58.0M Series BJan 2026
Rounds
2

About

WitnessAI is the confidence layer for enterprise AI, giving organizations complete visibility into human and AI-agent activity across models, applications, and agents. The platform observes shadow AI usage, applies behavior-based governance controls tied to department, role, and intent, and protects against threats like prompt injection and jailbreaks with runtime defense powered by intent-based ML engines. It helps enterprises meet compliance requirements such as PCI DSS 4.0.1 while enabling safe AI adoption at scale.

Summary

Witness is an Artificial Intelligence company based in United States. It has raised $85.5M in total across 2 rounds, most recently a $58.0M Series B round in Jan 2026. Investors include Sound Ventures, GV and Ballistic Ventures.

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Funding History

Series BSeries BJan 2026
$58.0M

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Full funding history, per-round amounts, and investor participation.

Investors

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