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Sublime raises $150M Series C to arm defenders for the post-LLM world · Blog · Sublime Security

ID: 6687dbaa-b053-580d-9ffb-635aada7689e

STIX ID: report--6687dbaa-b053-580d-9ffb-635aada7689e

Feed Name: Sublime Security Blog

Date Published: 2025-11-13

Date Updated: 2026-05-01

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Sublime announced a $150M Series C funding round led by Georgian (with participation from multiple investors) to accelerate its AI-driven email security platform. The announcement highlights recent product releases (email bomb protection, topic modeling), autonomous AI agents for triage and detection, 4x customer growth with zero enterprise churn, and plans to expand platform capabilities and global reach to counter evolving, AI-enabled threats.

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