The amount of the transaction was not disclosed.
As said by Brian O’Kelley, CEO, AppNexus intends to make Alenty’s product “a fundamental component of the AppNexus platform“.
Founded in 2007 by CEO Laurent Nicolas and CTO Nicolas Thomas, Alenty provides clients throughout Europe with a platform to measure viewability, determining if and how long a display advertisement is seen by an audience when it is served.
The company has been part of the AppNexus App Marketplace since 2011.
New York City-based AppNexus serves buyers and sellers of Internet advertising in 53 countries and has an existing office in Paris, as well as nine others around the world, including those in London, Hamburg, Sydney and Singapore.