# Castle

**Source:** https://www.startuphub.ai/startups/castle
**Profile type:** Startup

> Developer-grade infrastructure to stop bots, abuse, and fraud by transforming user behavior into real-time signals.

## About

Castle provides developer-grade infrastructure designed to combat bots, abuse, and fraud. By analyzing user behavior to generate real-time signals, it enhances security for companies like Canva, Rockstar Games, and Atlassian. Their mission is to establish the internet's missing trust layer, scaling through...

## Key facts

- **Slug:** castle
- **Website:** https://castle.io/
- **Location:** San Francisco, United States
- **Founded:** 2015-01-01
- **Employees:** 52
- **Operating status:** Active
- **Total funding:** $9M
- **Sectors / tags:** Cybersecurity, Threat Detection, Authentication, API Platform, Developer Tools, Fraud Detection, Bot Mitigation
- **Social:**
  - LinkedIn: https://www.linkedin.com/company/castle-intelligence
  - Twitter: https://twitter.com/castle_io

## Frequently asked

### What does Castle do?

Castle provides developer-grade infrastructure designed to combat bots, abuse, and fraud. By analyzing user behavior to generate real-time signals, it enhances security for companies like Canva, Rockstar Games, and Atlassian. Their mission is to establish the internet's missing trust layer, scaling through...

### What is Castle's revenue?

StartupHub estimates Castle's annual revenue at $8.9M (range $4.8M to $38.0M, 64% confidence), based on comparable companies in the sector.

### What is Castle's valuation?

StartupHub estimates Castle's effective valuation at $37.1M (range $23.0M to $55.2M, 10% confidence), based on comparable companies in the sector.

### How much funding has Castle raised?

Castle has raised a total of $9M in funding. The most recent round on record is Series A.

### Where is Castle headquartered?

Castle is headquartered in San Francisco, United States.

### When was Castle founded?

Castle was founded in 2015.

### What industry does Castle operate in?

Castle operates in Cybersecurity, Threat Detection, Authentication, API Platform, Developer Tools, Fraud Detection.

### How many employees does Castle have?

Castle has approximately 52 people on record.

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