# Material Security

> Email security platform protecting cloud email from account takeover and data loss.

## Why it is interesting

Material Security addresses cloud email as the enterprise crown jewel — complementary to AegisAI/Glow narratives.

## Profile

- **Stage:** growth
- **Status:** private
- **Industries:** cybersecurity, enterprise-saas
- **Coverage:** full
- **Last updated:** 2026-07-24

## Key facts

- Series C (May 2022): $100M at $1.1B led by Founders Fund with a16z returning (Material Security, Businesswire)
- a16z led seed (Jun 2020) per a16z announcement

## Investors in our directory

- https://venturecapitaltracker.com/fund/andreessen-horowitz
- https://venturecapitaltracker.com/fund/founders-fund

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Source: https://venturecapitaltracker.com/startup/material-security