AppNexus

AT&T is one of the world's largest telecom companies, with over $163.8 billion in 2016 revenues. AT&T is a fully integrated solution provider, providing advanced mobile services, next-generation TV, high-speed internet and smart solutions for people and businesses. It is driven by fast, highly secure and mobile connectivity to everything on the internet, everywhere, at every moment and on every device. Its mission is to connect people with their world, everywhere they live, work and play, and to do it better than anyone else.