Telefonica, S.A. is a major European broadband and telecommunications provider, based in Madrid, Spain. Operating globally, Telefonica is the fifth largest mobile network provider in the world.

Senteo provided the expertise that integrated all of their technologies into one delivery mechanism, as well as developed their customer journey, sales process, visitor experience, environmental design, and also completed new methodology for digital communications that will reduce the overall cost of implementing and managing on-going communications programs.