What Does Castle Do?

Total employees34
HeadquartersSan Francisco
Founded2011

Castle Intelligence provides a comprehensive platform designed to help businesses detect and prevent online fraud, secure user accounts, and mitigate bot attacks. Their solution analyzes user behavior and device information to identify malicious activity and protect against a wide range of security threats. Castle aims to provide a frictionless user experience while maintaining robust security measures.

Where Is Castle's Headquarters?

Castle officeCastle officeCastle officeCastle office
*Images sourced via web search. Rights belong to original owners

HQ Function

Serves as the central hub for leadership, engineering, sales, marketing, and other core business functions.

Notable Features:

The headquarters is located in a modern office building with collaborative workspaces and advanced technology infrastructure.

Work Culture:

The work culture at Castle Intelligence's headquarters is likely fast-paced and innovative, reflecting the company's focus on cybersecurity and cutting-edge technology. They likely promote collaboration, creativity, and a commitment to protecting their clients from online threats.

HQ Significance:

San Francisco provides access to top engineering talent, venture capital, and a thriving ecosystem of technology companies and cybersecurity expertise.

Values Reflected in HQ: Innovation, security, and a commitment to customer success are likely reflected in the design and operation of Castle Intelligence's headquarters.

Location:

Castle Intelligence's platform and services are used globally to protect businesses and their users from online fraud. They support customers and partners across various regions, providing fraud detection and account security solutions tailored to specific local market needs.

Street Address:

100 Montgomery Street, Suite 1700

City:

San Francisco

State/Province:

California

Country:

United States

Where Else Does Castle Operate Around the World?

Remote first company

Address: N/A

Facilitates regional customer relationships and provides localized support to specific markets, company promotes a remote culture

Buying Intent Signals for Castle

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Who's Leading Castle? Meet the Executive Team

As of April 2025, Castle' leadership includes:

Peter Szilagyi - CEO and Co-founder

Who's Investing in Castle?

Castle has been backed by several prominent investors over the years, including:

Index Ventures
First Round Capital
Flybridge Capital Partners
Felicis Ventures

What Leadership Changes Has Castle Seen Recently?

Hire0
Exits0

It is not possible to provide an accurate summary of Executive New Hires/Exits in the Last 12 Months. Limited information is available online regarding this topic for Castle Intelligence. Therefore, it is difficult to determine the accurate numbers of new hires and exits within the executive team.

What Technology (Tech Stack) Is Used byCastle?

Discover the tools Castle uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Castle Email Formats and Examples

Castle Intelligence utilizes a standard email format. Employees follow a recognizable format to communicate internally and externally.

[first].[last]@castle.io

Format

john.doe@castle.io

Example

80%

Success rate

What's the Latest News About Castle?

No recent news available.

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