GroundTruth is an advertising platform that serves marketing departments and brands. It targets audiences across multiple channels including mobile, desktop, CTV/OTT, audio, digital out-of-home, direct mail, and social media. The platform uses location targeting and real-world behavioral data to drive in-store visits, build brand awareness, grow market share, and increase product sales. GroundTruth measures results through metrics including in-store visits, online visits, return on ad spend, and incremental lift. The platform offers self-serve, managed service, partnership, and programmatic deployment options.