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 | 388,605 | 2.8 GW | $4.27/W | 70% | 19 | 1999 |
| 2 | Tesla Energy | 358,960 | 2.9 GW | $5.10/W | 55% | 20 | 1998 |
| 3 | Sunpower | 123,615 | 1.4 GW | $4.34/W | 20% | 12 | 2002 |
| 4 | Trinity Solar | 52,890 | 418.3 MW | $3.72/W | 76% | 10 | 2007 |
| 5 | Freedom Forever | 46,177 | 416.6 MW | $4.03/W | 44% | 13 | 2002 |
| 6 | Titan Solar | 45,805 | 407.0 MW | $4.40/W | 37% | 7 | 2011 |
| 7 | Bright Ops | 36,450 | 290.3 MW | $4.27/W | 83% | 6 | 2015 |
| 8 | Rec Commercial | 33,278 | 393.8 MW | $4.45/W | 58% | 7 | 2007 |
| 9 | Semper Solaris | 32,427 | 186.3 MW | $4.13/W | 0% | 1 | 2013 |
| 10 | Verengo | 26,158 | 132.6 MW | $3.91/W | 75% | 3 | 2008 |
| 11 | Petersendean | 24,513 | 152.0 MW | $3.82/W | 15% | 5 | 1999 |
| 12 | Sungevity Development | 24,254 | 154.5 MW | $3.87/W | 58% | 9 | 1999 |
| 13 | Infinity Energy | 23,675 | 208.9 MW | $4.40/W | 37% | 4 | 2010 |
| 14 | Baker Electric Solar | 22,681 | 214.6 MW | $4.17/W | 7% | 1 | 2006 |
| 15 | Momentum Solar | 20,258 | 164.2 MW | $3.44/W | 64% | 9 | 2015 |
| 16 | Horizon Solar Power | 15,930 | 121.2 MW | $3.99/W | 76% | 2 | 2010 |
| 17 | Leonard Roofing | 15,477 | 51.7 MW | $2.37/W | 77% | 1 | 2011 |
| 18 | Esp Contracting | 14,733 | 98.2 MW | $4.00/W | 23% | 1 | 2015 |
| 19 | Sunpower Capital | 13,715 | 117.4 MW | $4.60/W | 74% | 8 | 2012 |
| 20 | Rgs Energy | 13,636 | 151.1 MW | $5.74/W | 26% | 11 | 1998 |
| 21 | Solcius | 13,338 | 82.0 MW | $4.63/W | 19% | 9 | 2013 |
| 22 | V3 Electric | 12,478 | 83.6 MW | $3.84/W | 76% | 2 | 2013 |
| 23 | Freedom Solar | 12,366 | 121.9 MW | $4.10/W | 22% | 7 | 2009 |
| 24 | Complete Solar | 12,067 | 86.7 MW | $4.11/W | 72% | 8 | 2010 |
| 25 | Sunnova Energy | 11,231 | 47.6 MW | $3.75/W | 94% | 6 | 2014 |
| 26 | Citadel Roofing And Solar | 10,541 | 51.8 MW | $2.86/W | 0% | 1 | 2002 |
| 27 | Better Earth Electric | 10,460 | 76.4 MW | $5.02/W | 3% | 3 | 2017 |
| 28 | VENTURE HOME SOLAR LLC | 10,368 | 34.7 MW | $4.68/W | 7% | 5 | 2009 |
| 29 | Solarmax | 10,290 | 81.3 MW | $3.37/W | 13% | 3 | 2009 |
| 30 | Sullivan Solar Power | 9,822 | 85.9 MW | $4.31/W | 8% | 5 | 2005 |
| 31 | Stellar Solar | 9,495 | 73.3 MW | $3.98/W | 3% | 2 | 2005 |
| 32 | Elevation Solar | 9,321 | 82.0 MW | $4.05/W | 7% | 4 | 2015 |
| 33 | Solar Optimum Design Electrical | 9,240 | 96.5 MW | $2.98/W | 2% | 2 | 2005 |
| 34 | Renova Energy | 8,676 | 101.1 MW | $4.06/W | 42% | 2 | 2008 |
| 35 | PRO CUSTOM SOLAR LLC | 7,962 | 2.4 MW | — | 0% | 3 | 2018 |
| 36 | Our World Energy | 7,944 | 77.0 MW | $4.58/W | 13% | 3 | 2020 |
| 37 | Abundant Energy Construction | 7,779 | 57.4 MW | $4.65/W | 32% | 1 | 2016 |
| 38 | American Solar Direct | 7,343 | 41.3 MW | $5.88/W | 44% | 3 | 2009 |
| 39 | Hooked On Solar | 7,327 | 55.3 MW | $4.35/W | 9% | 1 | 2001 |
| 40 | Powur Home Construction | 7,039 | 65.2 MW | $4.37/W | 8% | 6 | 2019 |
| 41 | Sun Solar Energy Solutions | 6,963 | 71.6 MW | $3.70/W | 35% | 1 | 2011 |
| 42 | SolarCity (Tesla) | 6,808 | 156.5 MW | $2.56/W | 0% | 10 | 2007 |
| 43 | Suncommon | 6,600 | 77.5 MW | $4.40/W | 5% | 5 | 2004 |
| 44 | 1st Light Energy | 6,483 | 79.0 MW | $4.04/W | 16% | 7 | 2007 |
| 45 | Solartech Energy Systems | 6,444 | 50.5 MW | $3.79/W | 1% | 4 | 1992 |
| 46 | Sunvalley Solar Solutions | 6,312 | 56.8 MW | $3.64/W | 19% | 2 | 2003 |
| 47 | Nexus Energy Systems | 6,223 | 36.4 MW | $4.64/W | 25% | 4 | 2011 |
| 48 | Kota Construction | 6,202 | 42.3 MW | $5.06/W | 0% | 1 | 2020 |
| 49 | Quality Homes Services | 6,115 | 51.3 MW | $4.05/W | 11% | 1 | 2010 |
| 50 | Vision Solar | 6,039 | 47.1 MW | $3.83/W | 53% | 7 | 2014 |
| 51 | Direct Energy Solar Formerly Astrum | 5,899 | 55.3 MW | $3.89/W | 18% | 6 | 2010 |
| 52 | Future Energy Corporation | 5,716 | 30.0 MW | $6.24/W | 0% | 2 | 2006 |
| 53 | Empower Electric | 5,500 | 38.4 MW | $5.26/W | 1% | 2 | 2008 |
| 54 | Bland Company | 5,444 | 49.0 MW | $3.36/W | 3% | 1 | 2007 |
| 55 | Solgen Electric | 5,355 | 40.5 MW | $5.49/W | 3% | 2 | 2009 |
| 56 | Sunstreet Energy Group | 5,233 | 15.8 MW | $3.28/W | 92% | 2 | 2014 |
| 57 | Nrg Clean Energy | 5,199 | 36.2 MW | $3.56/W | 0% | 2 | 2012 |
| 58 | Vivint Solar | 5,135 | 193.7 MW | $2.20/W | 0% | 12 | 2013 |
| 59 | Sunpro Solar | 5,028 | 41.8 MW | $4.61/W | 9% | 7 | 2009 |
| 60 | Solar Negotiators | 4,981 | 49.4 MW | $3.64/W | 0% | 1 | 2013 |
| 61 | Smart Energy Usa | 4,901 | 33.0 MW | $4.16/W | 53% | 1 | 2010 |
| 62 | Kuubix Energy | 4,900 | 36.4 MW | $4.61/W | 22% | 3 | 2017 |
| 63 | Suntuity | 4,819 | 43.2 MW | $4.23/W | 54% | 7 | 2015 |
| 64 | Sunworks | 4,808 | 140.7 MW | $3.80/W | 0% | 4 | 1991 |
| 65 | Westhaven Power | 4,797 | 36.3 MW | $4.23/W | 4% | 1 | 2011 |
| 66 | Premier Solar Solutions | 4,794 | 42.3 MW | $4.00/W | 28% | 8 | 2009 |
| 67 | Sunline Energy | 4,744 | 29.4 MW | $3.65/W | 0% | 1 | 2012 |
| 68 | American Solar Elec | 4,734 | 34.4 MW | $3.38/W | 19% | 2 | 1999 |
| 69 | Solar Topps | 4,677 | 45.2 MW | $3.15/W | 37% | 1 | 2010 |
| 70 | La Solar Group | 4,623 | 34.4 MW | $3.48/W | 13% | 1 | 2012 |
| 71 | Ion Developer | 4,608 | 30.4 MW | $4.00/W | 0% | 6 | 2016 |
| 72 | Posigen | 4,606 | 31.7 MW | $4.40/W | 98% | 5 | 2015 |
| 73 | Igs Energy | 4,532 | 24.8 MW | $3.95/W | 99% | 2 | 2019 |
| 74 | Your Energy Solutions | 4,498 | 30.6 MW | $3.66/W | 0% | 3 | 2009 |
| 75 | Solar Technologies | 4,464 | 67.7 MW | $4.65/W | 4% | 2 | 2001 |
| 76 | Sunnymac | 4,453 | 41.9 MW | $3.77/W | 47% | 5 | 2011 |
| 77 | Harmon Electric | 4,327 | 42.2 MW | $3.53/W | 48% | 1 | 2008 |
| 78 | Sunny Energy | 4,308 | 42.1 MW | $4.04/W | 17% | 3 | 2008 |
| 79 | American Array Solar Electric | 4,298 | 27.5 MW | $3.64/W | 0% | 2 | 2014 |
| 80 | Nrg Residential Solar Solutions | 4,268 | 27.5 MW | $3.52/W | 100% | 2 | 2012 |
| 81 | Current Home Solar | 4,257 | 33.3 MW | $4.67/W | 98% | 2 | 2019 |
| 82 | Adt Solar | 4,256 | 38.5 MW | $4.20/W | 0% | 11 | 2019 |
| 83 | Icon Power | 4,256 | 43.4 MW | $4.00/W | 1% | 4 | 2018 |
| 84 | Sea Bright Solar | 4,221 | 36.9 MW | $4.06/W | 19% | 3 | 2007 |
| 85 | Arcadia Solar | 4,180 | 34.7 MW | $4.45/W | 55% | 4 | 2011 |
| 86 | Roof Diagnostics Solar | 4,115 | 27.3 MW | $3.55/W | 76% | 4 | 2012 |
| 87 | Fusion Power | 4,090 | 41.1 MW | $4.45/W | 7% | 1 | 2020 |
| 88 | Technicians For Sustainability | 4,058 | 43.8 MW | $2.92/W | 0% | 1 | 1999 |
| 89 | Precis Solar | 4,027 | 34.7 MW | $4.20/W | 19% | 1 | 2010 |
| 90 | Brooklyn Solarworks | 3,966 | 12.9 MW | $6.87/W | 0% | 2 | 2016 |
| 91 | The Solar Company | 3,934 | 46.9 MW | $5.38/W | 13% | 10 | 2002 |
| 92 | Advanced Solar Electric | 3,917 | 29.1 MW | $3.76/W | 1% | 4 | 1999 |
| 93 | Clean Solar | 3,903 | 25.5 MW | $4.27/W | 2% | 1 | 2007 |
| 94 | Sunergy Construction | 3,893 | 27.3 MW | $3.74/W | 36% | 7 | 2004 |
| 95 | A1 Solar Power | 3,743 | 17.4 MW | $6.63/W | 6% | 2 | 2009 |
| 96 | Sunsolar Solutions | 3,735 | 45.5 MW | $4.23/W | 9% | 3 | 2017 |
| 97 | Alternative Energy Systems | 3,698 | 45.9 MW | $3.99/W | 2% | 3 | 2006 |
| 98 | Blalock Electric | 3,653 | 27.6 MW | $3.21/W | 8% | 1 | 2013 |
| 99 | CENTURION SOLAR ENERGY | 3,643 | 1.5 MW | $3.98/W | 0% | 3 | 2013 |
| 100 | Pm And M Electric | 3,629 | 36.7 MW | $4.61/W | 2% | 2 | 2013 |
Frequently asked questions
Who are the biggest solar installers in the United States?
By recorded installations: 1. Sunrun (388,605), 2. Tesla Energy (358,960), 3. Sunpower (123,615), 4. Trinity Solar (52,890), 5. Freedom Forever (46,177). Rankings reflect recorded public-data coverage (3,941,331 systems), not total company sales.
How is this ranking calculated?
Free-text installer names across 3,941,331 public installation records are resolved into 32,870 canonical companies by conservative exact-normalized matching (no fuzzy merging), then ranked by recorded install count. Full method on the methodology page.