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AegisAI

New York, United States

series-a$36M raisedCybersecurityAI InfrastructureEnterprise Software

◆ Total Raised

$36M

◆ Stage

series-a

◆ Location

New York, United States

◆ Founded

2025

◆ Team size

11-50

◆ Links

◆ About AegisAI

AI-powered email security startup that uses AI agents to detect and prevent spear phishing attacks.

◆ What sets it apart

It uses a multi-agent, AI-native approach to analyze every email like a human analyst, aiming to catch zero-day and spear-phishing threats that traditional rule-based systems miss.

◆ Sectors

CybersecurityAI InfrastructureEnterprise Software

◆ Business

ModelSaaS

CustomerEnterprise security teams and organizations using Microsoft 365 or Google Workspace email environments

◆ Notable

  • Emerging from stealth with a $13 million seed round co-led by Accel and Foundation Capital
  • Reported pilots with customers in the U.S. and Europe
  • Reported paying customers including Lokker and Mesh Connect
  • Raised a $36 million Series A led by Battery Ventures

◆ Backing funds on Raise

◆ Funding rounds

23 Jul 2026

Led by Battery Ventures

With Accel, Foundation Capital

Source ↗

◆ Explore the market

◆ FAQ

What does AegisAI do?

AI-powered email security startup that uses AI agents to detect and prevent spear phishing attacks.

Where is AegisAI based?

AegisAI is based in New York, United States, founded in 2025.

How much has AegisAI raised?

AegisAI has raised $36M in tracked funding and is currently at the series-a stage.

Who has invested in AegisAI?

Investors in AegisAI include Accel, Foundation Capital and Battery Ventures.