Vistra is a Fortune 275 integrated retail electricity and power generation company based in Irving, Texas.

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Vistra Corp.

Formerly	Vistra Energy Corp.
Company type	Public company
Traded as	NYSE: VST S&P 400 component
Industry	Energy and Power Generation
Founded	2016; 8 years ago (2016)
Headquarters	Irving, Texas , U.S.
Key people	Jim Burke (CEO)
Revenue	US$11.4 billion (2020)
Operating income	US$1.8 billion (2020)
Total assets	US$25.2 billion (2020)
Number of employees	4,910 (December 2022)
Subsidiaries	TXU Energy Luminant Dynegy Homefield Energy Ambit Energy
Website	vistracorp.com

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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.^[1]

The company owns the Moss Landing Power Plant in California which currently (2021) contains the largest battery energy storage system in the world (400-MW/1,600-MWh).

As of 2020, the company was the ranked as the highest CO₂ emitter in the US.^[2]

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).^[3] TCEH was then rebranded as Vistra Energy.^[4]

Vistra acquired Dynegy in 2018. In 2019, Ambit Energy was acquired, resulting in a 32% residential market share in ERCOT, with NRG Energy as its largest competitor.^[5] It also acquired Crius Energy in 2019.^[6]