Fourthline Identity Verification solutions About Fourthline Fourthline is an Amsterdam company that has built an AI-powered platform where financial service providers and businesses can streamline their KYC and AML compliance to power their growth in Europe and beyond. Fourthline’s solutions power slick experiences continuously across the whole compliance lifecycle and are trusted by industry leaders like N26, Trade Republic, Solaris, flatexDEGIRO, Qonto, Scalapay and more. With one API b