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AT&T Inc.

Dallas, Texas, United States · Founded 1983

10001+ employees · T

Sourced & current · updated May 30, 20260 of 3 facts verifiedWebsite

AT&T Inc. is a major player in the AdTech ecosystem, leveraging its extensive telecommunications infrastructure and media assets to offer a range of advertising-related products and services. As the former parent company of the Xandr advertising platform, AT&T has deep expertise in data-driven, targeted advertising solutions. Xandr, which was recently acquired by Microsoft, provided AT&T with a sophisticated programmatic advertising exchange and advanced audience targeting capabilities. Addit...

Where they sit

Stack tier: Extended Ecosystem (D)

Connected TV PlatformLocation-Based AdvertisingMobile Marketing

Major telecommunications provider with scaled-back AdTech operations following Xandr divestiture

Ownership

Subsidiaries

Recent moves

In their space

Pre-call brief from ATDb — sourced from the live database, current as of May 30, 2026. Not a static screenshot.