Comcast

Also known as Comcast Corporation, Comcast Holdings

Comcast Corporation, formerly known as Comcast Holdings, is an American multinational mass media, telecommunications, and entertainment conglomerate. Comcast's corporate headquarters is at the Comcast Center in Philadelphia, while NBCUniversal, Comcast's New York operations and other major Comcast assets are headquartered at 30 Rockefeller Plaza in Midtown Manhattan in New York City. The company was ranked 51st in the Forbes Global 2000 in 2023. It is the fourth-largest telecommunications company by worldwide revenue, after AT&T, Verizon, and China Mobile. Comcast is the third-largest pay-TV c

AI overview

Comcast is a major American company that provides telecommunications services (like internet and phone), operates cable television networks, and owns entertainment properties including NBCUniversal. It ranks among the world's largest telecommunications companies and is significant because it serves millions of customers across multiple industries that shape how Americans communicate and consume media.

AI-generated from the Wikipedia summary — may contain errors.

Key facts

Company.income_year: 2025
Company.net_income_year: 2025
Company.name: Comcast Corporation
Company.logo: frameless
Company.logo_caption: Logo used as of January 11, 2024
Company.image: Comcast Philly.JPG
Company.image_caption: Comcast Center, the company's headquarters in Philadelphia
Company.type: Public
Company.founded: in Tupelo, Mississippi, U.S.
Company.founder: Ralph J. Roberts
Company.predecessors: AT&T Broadband
Company.hq_location: Comcast Center

Article

44 sections

Contents

History
American Cable Systems
Comcast
Increasing market share (1990–2001)
Largest American cable provider (2001–present)
Adelphia purchase
NBCUniversal
Failed purchase of Time Warner Cable
DreamWorks Animation
Cellular service
Attempted acquisition of Fox and subsequent acquisition of Sky
Later investments, proposed spin-off of several NBCU assets
Attempted acquisition of Warner Bros. Discovery
Attempted acquisition of Paramount Skydance
Exit of first-run syndication
Divisions and subsidiaries
Comcast Cable (Xfinity)
NBCUniversal
DreamWorks Animation
Sky Group
Xumo
Professional sports
Corporate affairs
Leadership
Board of directors
Executives
Corporate offices
Employee relations
Financial performance
Lobbying and electoral fundraising
Philanthropy
Cybersecurity incidents
May 28–29, 2008 Comcast.net hijacking
July 2015 Aptean SupportSoft vulnerability affecting Comcast
2015 password reset incident
2016 Xfinity Home security system flaws
2023 Xfinity CitrixBleed data breach CVE-2023-4966
2024 vendor ransomware exposure (FBCS)
2025 Salt Typhoon espionage reports
Criticism and controversies
Carbon footprint
Notes
References
External links

It owns and operates the Xfinity residential cable communications business segment and division; Comcast Business, a commercial services provider; and Xfinity Mobile, an MVNO of Verizon. The company is also the nation's third-largest home telephone service provider, serving residential and commercial customers in 40 states and the District of Columbia.