Insights

Expanding Client Base Fourthline has secured significant partnerships with major financial institutions like Revolut, N26, and Shine, indicating a strong foothold in the European fintech market. This presents an opportunity to target more rapid-growth fintechs and challenger banks seeking scalable and compliant identity verification solutions.

Recent Integrations The integration with Sinpex GmbH's KYB platform highlights Fourthline's focus on corporate customer onboarding solutions. There is potential to upsell to enterprise clients and expand services in KYC and KYB segments, especially for firms expanding cross-border operations.

Sustainability & Security With a focus on bank-grade security and compliance, Fourthline’s offerings are well-positioned for clients prioritizing regulatory adherence and fraud prevention. This is attractive to regulated financial services and institutions expanding their digital onboarding capabilities.

Technology Differentiators Leveraging AI-powered verification and a modular platform, Fourthline offers fast onboarding and high conversion rates. These technological strengths can be promoted to attract innovative financial companies looking to optimize customer experience and operational efficiency.

Market Growth Opportunity With a revenue range of up to 50 million dollars and active international expansion efforts, Fourthline can target mid-sized financial service providers and emerging fintechs across Europe seeking reliable, compliant identity verification partners to support their growth.

Fourthline Tech Stack

Fourthline uses 8 technology products and services including Gradle, Cloudflare, PostgreSQL, and more. Explore Fourthline's tech stack below.

  • Gradle
    Build Automation
  • Cloudflare
    Content Management System
  • PostgreSQL
    Database
  • Figma
    Design
  • Cisco
    Network Hardware
  • Stripe
    Payment Processing
  • iOS
    Programming Languages
  • Google Analytics
    Web Analytics

Media & News

Fourthline's Email Address Formats

Fourthline uses at least 1 format(s):
Fourthline Email FormatsExamplePercentage
F.Last@fourthline.comJ.Doe@fourthline.com
89%
Last.First@fourthline.comDoe.John@fourthline.com
5%
LastFi@fourthline.comDoeJo@fourthline.com
3%
First-Last@fourthline.comJohn-Doe@fourthline.com
3%

Frequently Asked Questions

Where is Fourthline's headquarters located?

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Fourthline's main headquarters is located at James Wattstraat 77 R, Amsterdam, North Holland 1097 DL, NL. The company has employees across 4 continents, including EuropeOceaniaNorth America.

What is Fourthline's official website and social media links?

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Fourthline's official website is fourthline.com and has social profiles on LinkedIn.

What is Fourthline's NAICS code?

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Fourthline's NAICS code is 52 - Finance and Insurance.

How many employees does Fourthline have currently?

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As of October 2025, Fourthline has approximately 229 employees across 4 continents, including EuropeOceaniaNorth America. Key team members include Head Of Customer Success & Customer Operations At Fourthline: R. K.Head Of Solution Engineering & Delivery: C. B.Head Of Business Control & Fp&a: A. S.. Explore Fourthline's employee directory with LeadIQ.

What industry does Fourthline belong to?

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Fourthline operates in the Financial Services industry.

What technology does Fourthline use?

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Fourthline's tech stack includes GradleCloudflarePostgreSQLFigmaCiscoStripeiOSGoogle Analytics.

What is Fourthline's email format?

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Fourthline's email format typically follows the pattern of F.Last@fourthline.com. Find more Fourthline email formats with LeadIQ.

How much funding has Fourthline raised to date?

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As of October 2025, Fourthline has raised $15M in funding. .

When was Fourthline founded?

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Fourthline was founded in 2017.
Fourthline

Fourthline

Financial ServicesNetherlands201-500 Employees

Fourthline makes compliance your competitive advantage.

Offering comprehensive KYC and AML for the whole customer lifecycle, we build tailored identity verification and fraud prevention solutions. Now you can ensure regulatory adherence without compromising on customer experience or security.

Choose Fourthline for:

• A modular platform to help you grow at scale
• Best-in-class fraud protection
• Bank-grade security and compliance
• AI-powered solutions for faster onboarding
• Industry-leading conversion
• A frictionless customer experience

We're trusted by industry leaders of financial and non-financial businesses across Europe, including N26, Qonto, Trade Republic, flatexDEGIRO, Scalapay, Shine, and more.

Section iconCompany Overview

Headquarters
James Wattstraat 77 R, Amsterdam, North Holland 1097 DL, NL
NAICS Code
52 - Finance and Insurance
Founded
2017
Employees
201-500

Section iconFunding & Financials

  • $15M

    Fourthline has raised a total of $15M of funding over 1 rounds. .

  • $10M$25M

    Fourthline's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $15M

    Fourthline has raised a total of $15M of funding over 1 rounds. .

  • $10M$25M

    Fourthline's revenue is estimated to be in the range of $10M$25M

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