Viant provides advertising software that helps businesses manage their digital advertising across various channels. Their main product, Adelphic, is a self-service platform that allows users to plan, create, and measure advertising campaigns on TV, mobile, desktop, audio, and digital out-of-home. Adelphic stands out because it supports programmatic advertising and is the only platform that works with IPv6 for connected TV environments. Viant uses its own first-party data, which is linked to a large number of households and connected devices, to help advertisers target specific audiences effectively. The company's goal is to enable advertisers to make informed decisions and achieve better results from their advertising investments.