Xfinity

Philadelphia, Pennsylvania, USA · Founded 2010

10001+ employees · CMCSA

Sourced & current · updated May 11, 2026Website

Comcast Cable's consumer-facing brand for residential broadband, video, mobile, and home security. Source of household viewership/ACR data feeding Effectv/CAMS targeting.

Where they sit

Stack tier: Marketing Technology (C)

Connected TV PlatformData Management Platform

Largest U.S. cable broadband provider and a top-tier source of household-level first-party data for CTV and addressable TV advertising

Ownership

Parent: Comcast Cable Communications