Veriff - Smart and scalable identity verification.

ZabaSearch - Find people free with Zabasearch directory engine that includes free people search, reverse phone number lookup, address lookup, and more.

Onfido - Onfido is the data-driven platform for intelligent background checking.

RealPeopleSearch - RealPeopleSearch is a web-based software that allows you to get the basic and public record of the concerned person within a few minutes by providing little information.

iovation - iovation offers device-based solutions for fraud prevention and authentication.

Numlooker - Numlooker is a web-based tool that is used to reverse the phone number that you have received.