Largest solar installers in the US
Top 100 by recorded installation volume. Every name links to a full public profile — volume by year, prices, ownership mix and service geography.
Dataset updated . Sources: LBNL Tracking the Sun + city permit records + state programs + USGS/EIA utility-scale.
National ranking
Top 100 installers
| # | Installer | Installs | Capacity | Median $/W | TPO | States | Since |
|---|---|---|---|---|---|---|---|
| 1 | Sunrun | 482,991 | 3.4 GW | $4.25/W | 67% | 13 | 1999 |
| 2 | Tesla | 376,072 | 3.0 GW | $5.10/W | 46% | 16 | 1998 |
| 3 | Sunpower | 156,257 | 1.3 GW | $4.44/W | 25% | 13 | 2001 |
| 4 | Freedom Forever | 66,375 | 537.0 MW | $4.20/W | 45% | 12 | 2005 |
| 5 | Trinity Solar | 57,653 | 461.3 MW | $3.74/W | 37% | 9 | 2007 |
| 6 | Titan Solar | 46,629 | 402.2 MW | $4.52/W | 37% | 7 | 2011 |
| 7 | Sungevity | 40,308 | 275.7 MW | $3.94/W | 59% | 8 | 1999 |
| 8 | Semper Solaris | 36,647 | 212.8 MW | $4.16/W | 1% | 1 | 2013 |
| 9 | Bright Ops | 36,630 | 257.2 MW | $4.75/W | 82% | 2 | 2001 |
| 10 | Petersendean | 26,709 | 164.8 MW | $3.82/W | 14% | 5 | 1999 |
| 11 | Verengo | 26,145 | 131.6 MW | $3.90/W | 75% | 3 | 2008 |
| 12 | Infinity Energy | 25,492 | 199.6 MW | $4.29/W | 42% | 3 | 2010 |
| 13 | Baker Electric Solar | 25,354 | 246.3 MW | $4.24/W | 7% | 2 | 2006 |
| 14 | Momentum Solar | 24,464 | 193.7 MW | $3.49/W | 11% | 9 | 2015 |
| 15 | Sungevity Development | 24,254 | 154.5 MW | $4.50/W | 0% | 9 | 1999 |
| 16 | Sunnova Energy | 19,765 | 84.6 MW | $3.80/W | 93% | 6 | 2014 |
| 17 | Citadel Roofing And Solar | 17,791 | 88.9 MW | $2.86/W | 2% | 1 | 2002 |
| 18 | V3 Electric | 17,593 | 113.9 MW | $4.26/W | 78% | 1 | 2013 |
| 19 | Leonard Roofing | 17,244 | 59.3 MW | $2.60/W | 78% | 1 | 2011 |
| 20 | Our World Energy | 16,574 | 152.8 MW | $5.17/W | 29% | 3 | 2020 |
| 21 | Esp Contracting | 16,100 | 112.3 MW | $4.12/W | 30% | 1 | 2014 |
| 22 | Horizon Solar Power | 15,930 | 121.2 MW | $3.74/W | 0% | 2 | 2010 |
| 23 | Bright Planet Solar | 15,885 | 135.5 MW | $4.51/W | 72% | 6 | 2015 |
| 24 | Complete Solar | 15,651 | 97.3 MW | $4.25/W | 59% | 7 | 2010 |
| 25 | Better Earth | 13,771 | 101.9 MW | $5.14/W | 17% | 3 | 2018 |
| 26 | Sunpower Capital | 13,715 | 117.4 MW | $4.39/W | 0% | 8 | 2012 |
| 27 | Solcius | 13,548 | 83.1 MW | $4.69/W | 17% | 6 | 2013 |
| 28 | Freedom Solar Power Tx | 13,090 | 121.5 MW | $4.05/W | 24% | 7 | 2004 |
| 29 | Rgs Energy | 12,817 | 128.1 MW | $5.61/W | 27% | 10 | 2002 |
| 30 | Freedom Solar | 12,366 | 121.9 MW | $3.99/W | 0% | 7 | 2009 |
| 31 | Solar Optimum Design Electrical | 11,256 | 115.9 MW | $2.93/W | 2% | 3 | 2011 |
| 32 | Solarmax | 11,206 | 90.3 MW | $3.40/W | 12% | 3 | 2009 |
| 33 | Sunstreet Energy Group | 10,205 | 29.8 MW | $3.80/W | 74% | 2 | 2014 |
| 34 | Stellar Solar | 10,116 | 75.4 MW | $4.02/W | 3% | 3 | 2005 |
| 35 | Elevation Solar | 9,739 | 85.8 MW | $4.09/W | 12% | 3 | 2015 |
| 36 | Sullivan Solar Power | 9,709 | 81.5 MW | $4.30/W | 8% | 5 | 2005 |
| 37 | Renova Energy | 9,690 | 113.2 MW | $4.03/W | 41% | 2 | 2008 |
| 38 | Powur | 9,355 | 87.7 MW | $4.57/W | 6% | 7 | 2019 |
| 39 | Empower Electric | 9,042 | 61.9 MW | $5.77/W | 1% | 2 | 2008 |
| 40 | Abundant Energy Construction | 7,986 | 59.0 MW | $4.68/W | 31% | 1 | 2016 |
| 41 | Sunnymac | 7,985 | 77.4 MW | $3.80/W | 0% | 5 | 2011 |
| 42 | PRO CUSTOM SOLAR LLC | 7,962 | 2.4 MW | — | 0% | 3 | 2018 |
| 43 | West Coast Solar | 7,775 | 56.5 MW | $3.77/W | 4% | 1 | 2008 |
| 44 | Solartech Energy Systems | 7,500 | 61.0 MW | $3.82/W | 1% | 5 | 2001 |
| 45 | Rec Solar Commercial | 7,457 | 134.2 MW | $5.66/W | 55% | 5 | 2007 |
| 46 | Sun Solar Energy Solutions | 7,410 | 73.7 MW | $3.73/W | 28% | 2 | 2011 |
| 47 | American Solar Direct | 7,331 | 40.7 MW | $5.88/W | 41% | 3 | 2009 |
| 48 | Hooked On Solar | 7,206 | 53.1 MW | $4.35/W | 7% | 1 | 2013 |
| 49 | Solar Negotiators | 7,177 | 69.3 MW | $3.75/W | 7% | 1 | 2013 |
| 50 | Powur Home Construction | 7,039 | 65.2 MW | $3.99/W | 0% | 6 | 2019 |
| 51 | Suncommon | 7,022 | 90.2 MW | $4.37/W | 4% | 5 | 2004 |
| 52 | Sunvalley Solar Solutions | 6,976 | 80.2 MW | $4.02/W | 19% | 2 | 2003 |
| 53 | Nexus Energy Systems | 6,845 | 39.3 MW | $4.72/W | 21% | 2 | 2011 |
| 54 | SolarCity (Tesla) | 6,808 | 156.5 MW | $3.61/W | 0% | 10 | 2007 |
| 55 | Swss Electrical | 6,790 | 44.8 MW | $0.36/W | 78% | 1 | 2015 |
| 56 | Quality Home Services | 6,645 | 55.9 MW | $4.13/W | 14% | 1 | 2010 |
| 57 | Igs Energy | 6,622 | 38.1 MW | $4.01/W | 99% | 2 | 2019 |
| 58 | Kota Construction | 6,592 | 45.3 MW | $5.11/W | 0% | 1 | 2020 |
| 59 | Nrg Clean Energy | 6,572 | 46.7 MW | $3.76/W | 0% | 2 | 2012 |
| 60 | Fusion Power | 6,502 | 54.0 MW | $4.48/W | 10% | 1 | 2020 |
| 61 | 1St Light Energy | 6,496 | 77.7 MW | $4.02/W | 11% | 7 | 2007 |
| 62 | Quality Homes Services | 6,115 | 51.3 MW | $4.81/W | 0% | 1 | 2010 |
| 63 | Direct Energy Solar Formerly Astrum | 5,899 | 55.3 MW | $2.69/W | 0% | 6 | 2010 |
| 64 | Venture Home Solar | 5,898 | 43.0 MW | $4.65/W | 13% | 6 | 2009 |
| 65 | Direct Energy Solar | 5,882 | 54.5 MW | $3.89/W | 18% | 6 | 2010 |
| 66 | Vision Solar | 5,803 | 45.9 MW | $3.80/W | 20% | 6 | 2014 |
| 67 | Lifestyle Solar | 5,599 | 29.3 MW | $3.09/W | 53% | 1 | 2009 |
| 68 | Sunline Energy | 5,495 | 33.8 MW | $3.74/W | 0% | 1 | 2012 |
| 69 | Your Energy Solutions | 5,411 | 35.0 MW | $3.70/W | 0% | 3 | 2009 |
| 70 | Plugpv | 5,330 | 55.5 MW | $4.33/W | 5% | 7 | 2017 |
| 71 | Future Energy Savers | 5,281 | 26.4 MW | $6.53/W | 0% | 1 | 2008 |
| 72 | Posigen | 5,277 | 36.1 MW | $4.40/W | 76% | 4 | 2015 |
| 73 | Infinity Solar Systems | 5,251 | 53.6 MW | $3.73/W | 1% | 6 | 2012 |
| 74 | American Solar Electric | 5,197 | 31.9 MW | $4.63/W | 20% | 3 | 1999 |
| 75 | Current Home Solar | 5,187 | 41.7 MW | $4.89/W | 98% | 2 | 2019 |
| 76 | Solar Technologies | 5,180 | 68.6 MW | $4.72/W | 4% | 2 | 2001 |
| 77 | Vivint Solar | 5,135 | 193.7 MW | — | 0% | 12 | 2013 |
| 78 | Sunpro Solar | 5,063 | 40.7 MW | $4.53/W | 9% | 5 | 2009 |
| 79 | American Array Solar | 4,977 | 32.8 MW | $3.64/W | 0% | 3 | 2014 |
| 80 | Bland Company | 4,976 | 44.7 MW | $3.40/W | 3% | 1 | 2007 |
| 81 | Solar Topps | 4,970 | 51.6 MW | $2.99/W | 37% | 1 | 2010 |
| 82 | Smart Energy Usa | 4,932 | 33.0 MW | $4.11/W | 49% | 2 | 2010 |
| 83 | Kuubix Energy | 4,911 | 36.6 MW | $4.62/W | 21% | 3 | 2017 |
| 84 | Suntuity | 4,874 | 45.1 MW | $4.00/W | 2% | 7 | 2015 |
| 85 | Sunworks | 4,849 | 125.0 MW | $3.80/W | 0% | 4 | 2008 |
| 86 | Sunsolar Solutions | 4,820 | 57.7 MW | $4.42/W | 22% | 2 | 2017 |
| 87 | Ion Solar | 4,757 | 32.3 MW | $4.00/W | 1% | 6 | 2014 |
| 88 | American Solar Elec | 4,734 | 34.4 MW | $4.08/W | 0% | 2 | 1999 |
| 89 | Technicians For Sustainability | 4,689 | 54.5 MW | $2.95/W | 0% | 1 | 1999 |
| 90 | Icon Power | 4,680 | 44.4 MW | $4.00/W | 3% | 3 | 2018 |
| 91 | Premier Solar Solutions | 4,657 | 40.5 MW | $4.00/W | 29% | 8 | 2009 |
| 92 | La Solar Group | 4,641 | 35.3 MW | $3.48/W | 13% | 1 | 2012 |
| 93 | Rockin Roofers | 4,619 | 34.8 MW | $4.24/W | 1% | 4 | 2009 |
| 94 | Ambrose Solar | 4,615 | 41.0 MW | $4.47/W | 0% | 1 | 2017 |
| 95 | Ion Developer | 4,608 | 30.4 MW | $4.00/W | 0% | 6 | 2016 |
| 96 | Harmon Electric | 4,601 | 52.4 MW | $3.50/W | 48% | 1 | 2008 |
| 97 | Wiltshire Renewable Energy Systems | 4,555 | 50.3 MW | $3.10/W | 0% | 4 | 2007 |
| 98 | Clean Solar | 4,531 | 29.7 MW | $4.34/W | 2% | 1 | 2007 |
| 99 | Exo Energy | 4,527 | 36.7 MW | $4.17/W | 92% | 1 | 2019 |
| 100 | Sunny Energy | 4,512 | 41.7 MW | $4.10/W | 17% | 4 | 2008 |
Frequently asked questions
Who are the biggest solar installers in the United States?
By recorded installations: 1. Sunrun (482,991), 2. Tesla (376,072), 3. Sunpower (156,257), 4. Freedom Forever (66,375), 5. Trinity Solar (57,653). Rankings reflect recorded public-data coverage (4,661,007 systems), not total company sales.
How is this ranking calculated?
Free-text installer names across 4,661,007 public installation records are resolved into 37,709 canonical companies by conservative exact-normalized matching (no fuzzy merging), then ranked by recorded install count. Full method on the methodology page.