Sierra Energy
Last updated: November 01, 2025

Mike G. Hart, President & CEO
Country: USA | Funding: $90M (+)
Website: http://sierraenergy.com/
Sierra Energy’s blast furnace heats trash to 4,000 degrees and then harvests the gas to make plastics and fuel.
Website: http://sierraenergy.com/
Sierra Energy’s blast furnace heats trash to 4,000 degrees and then harvests the gas to make plastics and fuel.






