American multinational telecommunications and media conglomerate operating Xfinity, NBCUniversal, and Sky, headquartered in Philadelphia, Pennsylvania.
Company Type
public
Founded
1963
Headquarters
Philadelphia, Pennsylvania, USA
Stock
NASDAQ: CMCSA
Revenue
approximately $123.7 billion (2024)
Employees
Approximately 186,000
Primary Market
Global
Who owns Comcast?
Comcast is a publicly traded company with no parent company. Brian L. Roberts, son of founder Ralph J. Roberts, serves as Chairman and CEO and holds Class B shares with enhanced voting rights. The company trades on NASDAQ under CMCSA.
Is Comcast publicly traded?
Yes. Comcast trades on NASDAQ under the ticker symbol CMCSA. The company is a component of the S&P 500 and NASDAQ-100.
What is SpinCo?
In January 2025, Comcast announced plans to spin off most of its cable television networks, including MSNBC, CNBC, Bravo, USA Network, E!, Syfy, and Oxygen, into a separate publicly traded company referred to as SpinCo. Comcast will retain NBC, Telemundo, Peacock, Universal Pictures, and the theme park businesses.
What does Comcast own?
Comcast owns Xfinity (U.S. broadband and cable), NBCUniversal (NBC, Telemundo, Peacock, Universal Pictures, Universal Studios theme parks, and cable networks), and Sky (European telecommunications and media in the UK, Ireland, Germany, Austria, and Italy).
When was Comcast founded?
Comcast was founded in 1963 as American Cable Systems by Ralph J. Roberts, Daniel Aaron, and Julian A. Brodsky. The company was renamed Comcast Corporation in 1969.
Ralph J. Roberts, Daniel Aaron, and Julian A. Brodsky founded Comcast in 1963 as American Cable Systems, a small cable television operator in Tupelo, Mississippi. The company was renamed Comcast Corporation in 1969. Brian Roberts, Ralph's son, joined the company in 1981 and became CEO in 2002.
Key acquisitions transformed Comcast into a media and telecommunications giant: AT&T Broadband (2002, $47.5 billion) made Comcast the largest U.S. cable operator; NBCUniversal (51% acquired from General Electric in 2011 for $13.75 billion, remaining 49% acquired in 2013 for $16.7 billion) added broadcast television, cable networks, film studios, and theme parks; and Sky (2018, $39 billion) added European telecommunications and media operations in the UK, Ireland, Germany, Austria, and Italy.
Comcast launched Peacock, its streaming service, in 2020. In January 2025, Comcast announced plans to spin off most of its cable television networks (including MSNBC, CNBC, USA Network, Bravo, E!, Syfy, and others) into a separate publicly traded company referred to as SpinCo. Comcast will retain NBC, Telemundo, Peacock, Universal Pictures, and the theme park businesses within NBCUniversal after the spinoff.
Comcast has established comprehensive sustainability and ethical practices focused on environmental responsibility, digital inclusion, and corporate governance in the telecommunications and media industry. As America's largest cable company, Comcast recognizes its role in promoting sustainable digital connectivity while maintaining high standards of business ethics.
Environmental sustainability initiatives include reducing carbon emissions in network operations, renewable energy adoption for facilities, and comprehensive waste reduction programs. Comcast has implemented sustainability reporting and works toward reducing environmental impact across its extensive network infrastructure and operations.
Digital inclusion initiatives focus on expanding broadband access, affordable internet programs, and community connectivity solutions. Comcast maintains comprehensive digital inclusion programs and works to reduce the digital divide through various community engagement initiatives.
Corporate governance emphasizes ethical business practices, transparent reporting, and stakeholder engagement. Comcast maintains strong governance structures, board oversight, and regular ethics training for employees and management across its global operations.
Data privacy and security represent critical components of Comcast's ethical framework, with comprehensive practices to protect customer data, network security, and digital privacy. The company maintains robust cybersecurity measures and transparent data handling practices.
Comcast has received recognition for telecommunications excellence, innovation leadership, and corporate achievement in the global technology and media industry.
Comcast has faced regulatory scrutiny over its market dominance in U.S. broadband and its dual-class share structure that gives the Roberts family disproportionate voting control. The company's proposed acquisition of Time Warner Cable was blocked by regulators in 2015 on antitrust grounds. Comcast's cable networks, particularly MSNBC, have faced criticism from multiple political directions regarding editorial bias. The planned SpinCo spinoff of cable networks announced in January 2025 reflects the declining value of traditional cable television as cord-cutting accelerates.
Comcast Corporation owns 10 brands in our database. Showing featured brands below.

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Streaming platform owned by NBCUniversal, a subsidiary of Comcast Corporation, launched in 2020.

Owned by Comcast Corporation
European telecommunications and media company owned by Comcast Corporation, providing television, broadband, and telephone services across Europe.
Comcast is a publicly traded company with no parent company. Brian L. Roberts, son of founder Ralph J. Roberts, serves as Chairman and CEO and holds Class B shares with enhanced voting rights. The company trades on NASDAQ under CMCSA.
Yes. Comcast trades on NASDAQ under the ticker symbol CMCSA. The company is a component of the S&P 500 and NASDAQ-100.
In January 2025, Comcast announced plans to spin off most of its cable television networks, including MSNBC, CNBC, Bravo, USA Network, E!, Syfy, and Oxygen, into a separate publicly traded company referred to as SpinCo. Comcast will retain NBC, Telemundo, Peacock, Universal Pictures, and the theme park businesses.
Comcast owns Xfinity (U.S. broadband and cable), NBCUniversal (NBC, Telemundo, Peacock, Universal Pictures, Universal Studios theme parks, and cable networks), and Sky (European telecommunications and media in the UK, Ireland, Germany, Austria, and Italy).
Comcast was founded in 1963 as American Cable Systems by Ralph J. Roberts, Daniel Aaron, and Julian A. Brodsky. The company was renamed Comcast Corporation in 1969.
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