Fourth Power vs Valero Energy
Side-by-side comparison of AI visibility scores, market position, and capabilities
Raised $45M total including $20M Series A (Munich Re Ventures, DCVC, Breakthrough Energy). Integrated demo unit completing 2026. Targets 10x cheaper storage than lithium-ion.
About
Fourth Power is an MIT-originated thermal energy storage company that stores electricity as heat in graphite blocks at 2,400°C — using molten tin as a heat transfer medium and converting stored heat back to electricity via thermophotovoltaics (TPV). The company has raised $45 million including a $20 million Series A from Munich Re Ventures, DCVC, and Breakthrough Energy Ventures, and is completing its full integrated demonstration unit in 2026.
Valero Energy (VLO) reported ~$140B revenue in FY2024. Largest independent petroleum refiner in the world with 15 refineries and 3.2M barrels/day capacity. HQ: San Antonio, TX.
About
Valero Energy Corporation is the world's largest independent petroleum refiner and ethanol producer, operating 15 petroleum refineries in the United States, Canada, and the United Kingdom with a combined throughput capacity of approximately 3.2 million barrels per day. Founded in 1980 through the acquisition of the Valero natural gas pipeline, the company transformed itself into a refining giant through strategic acquisitions including Diamond Shamrock, Ultramar Diamond Shamrock, and Premcor. Valero also operates 12 ethanol plants with 1.6 billion gallons of annual production capacity.
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