Growth Channel | 2,551 followers on LinkedIn. Identify and reach niche audiences at scale on any programmatic advertising channel to accelerate your campaigns | Growth Channel helps marketers plan, launch, and optimize digital ad campaigns across 225+ channels including Display, Digital Out of Home, Mobile, Connected TV, Audio, Video, and streaming services from a single dashboard. The process of advertising doesn’t start with a campaign setup. It starts by identifying who you’re targeting, where, and with what message.