Nick Welch is the Head of Programmatic EMEA at Integral Ad Science, responsible for driving IAS’ programmatic business in the region; supporting clients' media strategies with the world’s biggest agencies, advertisers, and industry bodies.  With over two decades of advertising expertise across Radio, Press, TV and Digital, Nick's versatile background spans buy-side and sell-side roles with Bauer, Microsoft, Orange, SpotX and now IAS Also as an active member of IAB Europe's programmatic trading committee Nick provides valuable contributions to projects related to media quality, measurement and optimisation.

As the Head of Ad-Tech and Activation, Rafael is responsible for overseeing the implementation and management of Ad Technology platforms and strategies, as well as the activation of digital advertising campaigns across multiple channels. Sitting within the CDMO division, he works closely with cross-functional teams to ensure the successful execution of digital advertising initiatives. In his role, he leverages ad technology tools and platforms to optimise campaign performance, target the right audience, drive desired outcomes and ensure proper platform and channel governance.