
AppsFlyer’s co-founder began by writing the code. His work became a longer investigation into what happens when an advertising industry learns to count - and someone learns to cheat.
FeedMob makes a business of finding mobile customers beyond search and social. Its more interesting job begins when the numbers look too good to be true.

After two decades buying digital attention, Mike Schrobo decided the receipt could not be trusted. Fraud Blocker is his attempt to separate customers from bots before bad clicks become bad business decisions.
DoubleVerify turned a basic question - did a real person see the ad? - into a global measurement business. Now its software is moving beyond policing impressions to steering campaigns, just as Nielsen prepares to take it private.
Singular is a marketing intelligence platform that unifies attribution, campaign analytics, and ad-spend data so growth marketers can see exactly which dollars produced which users. Founded in 2014 by ex-Onavo executives, it now optimizes more than $10B in annual ad spend for customers including Lyft, Yelp, LinkedIn, Match, and Rovio, and connects to 2,000+ ad and measurement partners.