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Formerly | Vistra Energy Corp. |
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Company type | Public |
Industry |
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Founded | 2016 |
Headquarters | , U.S. |
Key people |
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Revenue | ![]() |
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Total assets | ![]() |
Number of employees | approx. 6,850 (December 2024) |
Subsidiaries | |
Website | vistracorp |
Footnotes /references [1] |
Vistra Corp. is a Fortune 500 integrated retail electricity and power generation company based in Irving, Texas. The company is the largest competitive power generator in the U.S. with a capacity of approximately 39GW powered by a diverse portfolio, including natural gas, nuclear, solar, and battery energy storage facilities.
In the 2020 Forbes Global 2000, Vistra Energy was ranked as the 756th-largest public company in the world. [2] The company owns the Moss Landing Power Plant in California which as of 2021 contained the largest battery energy storage system in the world (400-MW/1,600-MWh), but was significantly damaged in a fire in January 2025. As of 2020, the company was ranked as the highest CO2 emitter in the US. [3] In 2024, it is ranked first as the No. 1 polluter in the United States for the 2024 Greenhouse 100 Polluters Index Report, producing 1.5% of all greenhouse gas emissions generated in the United States of America, according to the Political Economy Research Institute (PERI) at the University of Massachusetts, Amherst. [4]
In 2016, Texas Competitive Electric Holdings (TCEH) parent company of TXU Energy and Luminant, emerged from Chapter 11 (as part of the bankruptcy protection for Energy Future Holdings Corporation). [5] TCEH was then rebranded as Vistra Energy. [6]
Vistra acquired Dynegy in 2018. In 2019, Ambit Energy was acquired, resulting in a 32% residential market share in Electric Reliability Council of Texas (ERCOT), with NRG Energy as its largest competitor. [7] It also acquired Crius Energy in 2019. [8]
In May 2025, Vistra announced they were set to buy seven natural gas power plants for US$1.9 billion from Lotus Infrastructure Partners. [9]