| FirstEnergy Corp. FirstEnergy controls an extensive transmission network, operates a clean, low-cost generation fleet, and provides electricity to 6 million customers. | 1997 | US | $2.5B | 5,412 | 800 | 20 |
| Dong Energy “DON-Energy” is a sister concern of “Donor Group” which was founded in 2012. The main concentration of the company is on energy conversion | 2006 | DK | $2.0B | 3,516 | 107 | 73 |
| SolarCity Tesla makes it easy for you to produce and store clean, renewable energy for your home with solar panels and Powerwall. | 2006 | US | $1.9B | 2,498 | 847 | 576 |
| Rivian Automotive Rivian is developing a portfolio of vehicles and services that inspire people to get out and explore the world. | 1970 | US | $1.8B | 2,590 | 158 | 24 |
| Vivint Solar Vivint Solar provides a new smart way to power your home. Find out how much you can save by going solar with a free consultation. | (877) 404-4129 | 2011 | US | $1.3B | 2,714 | 351 | 17 |
| Bloom Energy Bloom Energy's breakthrough solid oxide fuel cell technology generates clean, highly-efficient energy onsite from alternative energy sources. | 2001 | US | $1.1B | 1,241 | 481 | 834 |
| Katerra Katerra is a Silicon Valley startup that is redefining the multi-trillion dollar construction industry. | 2015 | US | $1.1B | 2,520 | 183 | 70 |
| SunEdison SunEdison is the largest global renewable energy development company and is transforming the way energy is generated, distributed, and owned around the world. | 1970 | US | $947.8M | 787 | 141 | 472 |
| Sunnova Sunnova offers rooftop solar service to homeowners within and outside the United States through its network of local sales and installation partners. | 2010 | US | $865.0M | 301 | 227 | 3 |
| Sungevity Choosing between solar energy companies easy once you get to know us. Choose Sungevity as your solar company and get solar solutions built for your needs. | 2007 | US | $825.5M | 219 | 27 | 32 |
