Castle

San Francisco, United States Founded: 2015 • Age: 11 yrs
Castle is focused on stopping bots and account abuse.
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About Castle

Castle is a company based in San Francisco (United States) founded in 2015. It operates as a SaaS (Software-as-a-Service), and Pay-per-Use / Usage-Based. Castle has raised $13.72 million across 3 funding rounds from investors including Index Ventures, Y Combinator and First Round Capital. The company has 21 employees as of December 31, 2019. Castle offers products and services including Castle Platform, Device Fingerprinting, and Bot Detection. Castle operates in a competitive market with competitors including Quantexa, ComplyAdvantage, Riskified, Integral Ad Science and Megvii, among others.

  • Headquarter San Francisco, United States
  • Employees 21 as on 31 Dec, 2019
  • Sectors
    Technology
    Media & Entertainment Industrial Goods & Manufacturing Financial Services
  • Phone
    *********
  • Website
    *********
  • Social
    *********
Operational Areas
Technology → Artificial Intelligence & Machine Learning
Media & Entertainment → Marketing, Advertising & Adtech
Industrial Goods & Manufacturing → Security, Surveillance & Safety Systems
Financial Services → FinTech & Digital Finance
Technology → Cybersecurity & Privacy Solutions
Technology → Artificial Intelligence & Machine Learning
Key Metrics
  • Annual Revenue
  • Net Profit
  • EBITDA
  • Total Equity Funding
    $13.72 M (USD)

    in 3 rounds

  • Latest Funding Round
    $11.72 M (USD), Series A

    Feb 11, 2019

  • Investors
  • Employee Count
    21

    as on Dec 31, 2019

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Products & Services of Castle

Castle offers a comprehensive portfolio of products and services, including Castle Platform, Device Fingerprinting, and Bot Detection. The company's diverse product and service offerings are designed to meet the evolving needs of its customers, address market demands, and provide comprehensive solutions that drive value creation and customer satisfaction across various segments and use cases.

Primary

Fraud and abuse are stopped using advanced technology.

Devices are identified with high accuracy for security.

Bots and scripts are detected to prevent abuse.

People of Castle
Headcount 10-50
Employee Profiles 8
Employee Profiles
People
Adam Zima
Head Of Product & Engineering
People
Johan Brissmyr
CEO & co-Founder
People
Sebastian Wallin
Co-founder & CTO
People
Rafał Malinowski
Staff Software Engineer

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Funding Insights of Castle

Castle has successfully raised a total of $13.72M across 3 strategic funding rounds. The most recent funding activity was a Series A round of $11.72 million completed in February 2019. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.

  • Total Funding
  • Total Rounds 3
  • Last Round Series A — $11.7M
  • First Round
  • Investors Count 8
Date Amount Transaction Name Valuation Lead Investors Investors
Feb, 2019 Amount Series A - Castle Valuation Index Ventures
Nov, 2016 Amount Seed - Castle Valuation First Round Capital
Mar, 2016 Amount Seed - Castle Valuation Y Combinator
Date Amount Transaction Name Valuation Lead Investors Investors
Jul, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Jan, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Investors in Castle

Castle has secured backing from 8 investors, including venture fund and angel investors. Prominent investors backing the company include Index Ventures, Y Combinator and First Round Capital. This diverse investor base provides strategic capital, industry expertise, and valuable network connections that support the company's growth initiatives, market expansion, and long-term value creation.

All
Venture Fund
Angel
Investor Description Founded Year Domain Location
Venture capital investments in technology startups and entrepreneurs.
Founded Year Domain Location
Early-stage startups are accelerated via funding and educational programs.
Founded Year Domain Location
US focused seed and early-stage VC firm
Founded Year Domain Location
Investor Description Founded Year Domain Location
Single family office of Amitabh Bachchan, founder of Amitabh Bachchan Corporation or AB CORP
Founded Year Domain Location
Startup ecosystems are ignited through strategic investments by Signite Partners.
Founded Year Domain Location
Venture capital is directed toward companies in multiple sectors.
Founded Year Domain Location
Venture capital is invested in cybersecurity, fintech, and AI startups.
Founded Year Domain Location

Investments & Acquisitions by Castle

Investments
Company Name Description Domain Location Founded Year Amount
Bionic investment advisor platform
2016
Fine Asian gourmet food is offered by an internet-first restaurant.
2016
Physical e-commerce kiosks are deployed for rural purchases in Indonesia.
2014
Fine Asian gourmet food is offered by an internet-first restaurant.
2016

Financial Statements - Castle

Tata Steel revenue growth over time
Tata Steel profit and loss trends over time
Date Amount Transaction Name Valuation Lead Investors Investors
Jul, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Jan, 2021 Amount Post-IPO - Grab Valuation

investors

Feb, 2021 Amount Post-IPO - Grab Valuation

investors

Castle Comparisons

Employees
+
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Competitors of Castle

Castle operates in a dynamic and competitive business environment, facing competition from various established players and emerging companies in the market. The competitive landscape includes prominent companies such as Quantexa, ComplyAdvantage, Riskified, Integral Ad Science and Megvii, among others. This competitive environment drives innovation, market differentiation, and strategic positioning as companies strive to capture market share and deliver value to their customers. Understanding the competitive dynamics is crucial for assessing market positioning, identifying growth opportunities, and navigating the challenges inherent in a competitive marketplace.

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Cloud-based anti-money laundering solutions are provided for compliance.
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AI-based fraud prevention for e-commerce payments is provided.
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AI powered ad fraud detection software
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Facial recognition and AI video analysis solutions are provided.
domain founded_year HQ Location
Cloud based KYC and AML management software
Company Name Domain Founded year HQ Location Description
domain founded_year HQ Location
Multiple services are booked via an app-based platform.
domain founded_year HQ Location
On-demand services are booked through an app-based platform.
domain founded_year HQ Location
App based platform offering on demand delivery and ride-hailing services
domain founded_year HQ Location
Operates an on-demand hyperlocal delivery app for food and groceries.

Latest news on Castle

Frequently Asked Questions about Castle

When was Castle founded?

Castle was founded in 2015 and raised its 1st funding round 1 year after it was founded.

Where is Castle located?

Castle is headquartered in San Francisco, United States. It is registered at San Francisco, California, United States.

Is Castle a funded company?

Castle is a funded company, having raised a total of $13.72M across 3 funding rounds to date.

How many employees does Castle have?

As of Dec 31, 2019, the latest employee count at Castle is 21.

What does Castle do?

Castle is engaged in providing advanced fraud detection and prevention solutions. The company operates in the cybersecurity sector, offering a comprehensive platform to stop bots and account abuse. Solutions are built to run at the edge and in-app, ensuring dual-layer fraud defense. Various use cases such as fake accounts, account takeovers, and transaction abuse are addressed through behavioral analysis, device fingerprinting, and AI scoring. Tools and APIs are provided to eliminate the need for multiple disconnected systems, enabling real-time protection and analytics for evolving abuse trends.

Who are the top competitors of Castle?

Castle's top competitors include ComplyAdvantage, Riskified and Quantexa.

What products or services does Castle offer?

Castle offers Castle Platform, Device Fingerprinting, and Bot Detection.

Who are Castle's investors?

Castle has 8 investors. Key investors include Index Ventures, Y Combinator, First Round Capital, F-Prime Capital, and Zack Urlocker.

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