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Fourthline

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AI-powered identity verification and KYC for finance

Amsterdam, NetherlandsFounded 2017Fintech
Valuation $250–500M Last recorded · 2023
Revenue $10–50M Latest reported FY
Headcount 100–500 Current team size
Total funding $50–100M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Fourthline and the history behind them.

About Fourthline

Fourthline.com is a startup that provides compliance solutions for businesses in the finance and fintech sectors. It operates primarily in Europe, but its services extend beyond this region. The company's main offerings revolve around Know Your Customer (KYC) and Anti-Money Laundering (AML) requirements, which are crucial for businesses to meet regulatory standards and avoid legal issues.

Fourthline's business model is centered around its proprietary technology, which uses artificial intelligence (AI) to improve efficiency and productivity. This technology allows businesses to identify and verify their clients, screen for potential risks, and maintain ongoing engagement. The company's solutions are designed to integrate seamlessly with existing technology, providing flexibility and resilience in a constantly changing market.

Fourthline's services are monetized through a single API that caters to all client needs. The company promises a high conversion rate, claiming that its solutions can increase conversions by up to 40%. This is achieved by balancing fraud prevention with user experience, ensuring that the onboarding process is both secure and seamless.

In addition to its technology, Fourthline also offers expert support. Its specialists work closely with clients to identify new fraud patterns and share their knowledge, helping businesses stay ahead of financial crime. The company's Customer Due Diligence reporting and audit trail also meet the requirements of regulators across Europe and beyond.

In summary, Fourthline is a compliance solutions provider that uses AI technology to help finance and fintech businesses meet KYC and AML requirements, improve efficiency, and increase conversions.

Source: Dealroom company data

At a glance

Founded
2017
Headquarters
Amsterdam, Netherlands
Sector
Fintech
Power Law
Colt$25–100M revenue

Investors

2 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A1 investor entered at this stage

  • Finch Capital

Series B and later1 investor entered at this stage

  • Safened
Employees mapped 217 incl. 15 AI specialists
Founders Hidden — book a demo/100 quality score
Key operators 15 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
7 countries with
team presence
🇪🇸 Spain54.4%
🇳🇱 Netherlands41.3%
🇬🇧 United Kingdom1.6%
🇮🇹 Italy1.1%
🇷🇴 Romania0.5%
Top 5 of 7 shown
Web traffic by country
140K monthly visits
across markets
🇩🇪 Germany19%
🇫🇷 France12.5%
🇮🇹 Italy11.1%
🇺🇦 Ukraine9.2%
🇵🇹 Portugal8.4%
Top 5 markets shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Fourthline on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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