| SunrunBased in San Francisco, CA · (805) 242-7255 | 23,513 | — |
| Freedom ForeverBased in Temecula, CA · (800) 885-9450 | 4,882 | — |
| Bright Planet SolarBased in Auburn, MA · (801) 388-7601 | 2,874 | — |
| Certasun | 1,764 | — |
| CR Solar | 1,760 | — |
| LGCY Installation Services | 1,760 | — |
| Sunpower Capital Services | 1,699 | — |
| Legacy Solar | 1,595 | — |
| ADT SolarBased in Boca Raton, FL · (985) 882-1408 | 1,350 | — |
| Blue Raven Solar | 1,117 | — |
| Iconic Energy | 1,074 | — |
| Fresh Coast Solar | 972 | — |
| Titan Solar Power | 943 | — |
| Straight Up Solar | 786 | — |
| TeslaBased in Fremont, CA · (702) 680-6683 | 768 | — |
| Tron Solar | 754 | — |
| Route 66 Solar | 723 | — |
| Vivint Solar Developer | 705 | — |
| Revolution Energy Systems | 661 | — |
| Off Grid: Blue Sky Smart Solutions | 624 | — |
| National Solar Service | 611 | — |
| Sun Solar | 579 | — |
| Stateline Solar | 546 | — |
| 360 Electric | 531 | — |
| GoodPwr | 495 | — |
| Solarships Installation Services | 494 | — |
| Off Grid Energy Solutions | 491 | — |
| BRS Field Ops | 489 | — |
| Helio Solar Power | 437 | — |
| ReThink Electric | 425 | — |
| Oasis World Solutions | 399 | — |
| Greenlink Solar Solutions | 387 | — |
| Advanced Energy Solutions Group | 383 | — |
| Porter Electric | 363 | — |
| Harvest Energy Solutions | 357 | — |
| Palmetto SolarBased in Charlotte · (516) 509-8192 | 345 | — |
| Ag Technologies | 343 | — |
| Vista Installs | 343 | — |
| Eagle Point Solar | 323 | — |
| Windfree Solar | 290 | — |
| LMD Solar | 284 | — |
| IL-Solar | 281 | — |
| Contemporary Contracting | 272 | — |
| Windfree Wind & Solar Energy | 268 | — |
| Ailey Solar Electric | 262 | — |
| GreenGrids Solar | 256 | — |
| GRNE Solutions | 250 | — |
| Blue Sky Smart Solutions | 248 | — |
| Arrow Energy Solutions | 236 | — |
| GreenGrids | 220 | — |
| GRNE-Nelnet | 218 | — |
| Midwest Solar Solutions | 218 | — |
| Ambia Energy | 217 | — |
| Pals Electric | 212 | — |
| Quality Solar | 190 | — |
| Landmark Solar | 189 | — |
| Source SolarBased in Claremont, CA · (714) 715-5903 | 184 | — |
| Kapital Electric | 181 | — |
| Oberlander Electric | 180 | — |
| BKJ Solar | 177 | — |
| Residential Service Providers | 174 | — |
| One Earth Solar | 167 | — |
| Missouri Sun Solar | 160 | — |
| Advanced Renewable Concepts | 151 | — |
| Sunspot Solar | 151 | — |
| ION SolarBased in Wilsonville, OR · (888) 781-7074 | 148 | — |
| Powur PBC (Inc.) | 147 | — |
| D&D Electric | 146 | — |
| Corvus Pro Solar LLP | 143 | — |
| Edelman | 141 | — |
| Sparc Solar | 137 | — |
| 93Energy | 132 | — |
| New Prairie Construction | 132 | — |
| Tri-State Renewable Energy | 130 | — |
| TruHome Pros | 129 | — |
| Aveyo Off Grid Energy Solutions | 124 | — |
| Sangamon Solar | 124 | — |
| Sige Electric | 121 | — |
| Atlas Total Home | 117 | — |
| Independence Renewable Energy | 117 | — |
| Edelman Electric | 116 | — |
| ION Developer | 111 | — |
| Fibonacci Energy | 110 | — |
| EFS Energy | 109 | — |
| Sun Badger Solar | 109 | — |
| Roof Tiger PLLC | 99 | — |
| Kaiser Electrical Contractors | 97 | — |
| CR Solar Limited Liability Company | 95 | — |
| Solar Energy Of Illinois | 95 | — |
| Absolute Climate Inc., d/b/a C. H. Electrical | 93 | — |
| Reficiency | 92 | — |
| WW Enterprises IL | 87 | — |
| Unity Solar Group | 86 | — |
| A&i Electrical | 85 | — |
| Astrawatt Solar | 84 | — |
| Supplied Energy | 83 | — |
| Wolfpack Electric | 83 | — |
| Lehmann Electrical Design | 82 | — |
| BT Electric | 81 | — |
| Solar Power Midwest | 81 | — |
| Moxie Solar | 80 | — |
| Sun Solar Illinois | 80 | — |
| Joe's Electric | 78 | — |
| Zeller Electric | 78 | — |
| ARF Solar | 77 | — |
| Absolute Climate | 77 | — |
| Solar Panther | 73 | — |
| Star Electric Service | 72 | — |
| Free World Solar | 71 | — |
| Illinois Home Restore Construction | 71 | — |
| Sunrise solar | 71 | — |
| Solis Energy Services | 70 | — |
| Titan Solar Power IL | 69 | — |
| Solar Mite Illinois | 68 | — |
| Grid | 64 | — |
| Emerald City Solar | 63 | — |
| Celestar Solar | 62 | — |
| Sonne Energy Solutions | 62 | — |
| Midwest Solutions | 61 | — |
| Solar Energy Solutions | 61 | — |
| Excel Home Solar | 60 | — |
| Cell Electric | 58 | — |
| Volt | 57 | — |
| Earth Wind And Solar Energy | 55 | — |
| Eco Management Systems Limited | 55 | — |
| Lionberger Renewable Energy | 54 | — |
| Windsoleil Incorporated | 53 | — |
| JessCo Enterprises | 52 | — |
| Closs Electric Company | 51 | — |
| ETW Energy | 51 | — |
| Marc Jones Construction | 50 | — |
| Progressive Electric | 46 | — |
| Scranton Heating and Cooling | 46 | — |
| SunPower Corporation, Systems | 46 | — |
| Landmark Irrigation | 44 | — |
| Empwr Solar LLP | 41 | — |
| Power Home Solar | 40 | — |
| Ruyle Mechanical Services | 40 | — |
| SunVolt Solar | 40 | — |
| Zobrist Electric | 40 | — |
| Tri Power Electrical Contractors | 39 | — |
| Vista Energy Marketing, L.P. | 39 | — |
| Clean Energy Design Group | 38 | — |
| Sunpro SolarBased in Mandeville, LA · (866) 450-1012 | 38 | — |
| Greenlink Energy Solutions | 37 | — |
| Senergy Electric | 37 | — |
| 100 Amps | 36 | — |
| Bright Ops | 34 | — |
| All Energy Solar | 33 | — |
| Camp Electric and Engineering | 32 | — |
| Patriot Industries | 32 | — |
| Vantage Home Solar | 32 | — |
| Wellspring Components | 32 | — |
| AM Kerns Construction | 31 | — |
| Blue Sky SolarBased in San Diego, CA · (619) 313-1522 | 31 | — |
| Halo Solar | 30 | — |
| Legacy Installation Services | 30 | — |
| Camp Electric and Engineering Services, P.C. | 29 | — |
| Free World | 29 | — |
| Next Builders Inc dba American Energy Systems | 29 | — |
| Cell Electirc | 28 | — |
| Overturf Electric | 28 | — |
| SolarShift | 28 | — |
| Solectric | 28 | — |
| Modern Mill Solar | 26 | — |
| Rector Construction | 26 | — |
| Precision Companies | 25 | — |
| Williams Heating & Air | 25 | — |
| Martin Solar | 24 | — |
| Oasis Electric | 24 | — |
| Parker Energy Solutions | 24 | — |
| Quick Electrical Contractors | 24 | — |
| Solar City STL | 24 | — |
| A-1 Solar Sales | 23 | — |
| Anderson ElectricBased in Auburn, CA · (530) 355-6799 | 23 | — |
| Enertech Global | 23 | — |
| Headline Solar | 23 | — |
| MX Electric | 23 | — |
| PowurBased in Del Mar, CA · (480) 626-7056 | 23 | — |
| Radiant Solar | 23 | — |
| Simple Solar | 23 | — |
| WW Enterprises | 23 | — |
| One Planet Solar and Wind | 22 | — |
| Streib Company | 22 | — |
| WindFree | 22 | — |
| MB Heating & Cooling | 21 | — |
| Mohrfeld Electric | 21 | — |
| Ruyle | 21 | — |
| Southern Illinois Solar | 21 | — |
| A & J Solar | 20 | — |
| Grobstick Solar | 20 | — |
| P. M. & M. Electric | 20 | — |
| Empire Solar GroupBased in Salt Lake City, UT · (801) 845-0972 | 19 | — |
| Sunpro Solar/ADT Solar | 19 | — |
| Freeworld Renewables | 18 | — |
| Ryan Electric | 18 | — |
| WindSolarUSA | 18 | — |
| Aloha Solar | 16 | — |
| Eric Heineman | 16 | — |
| Krumwiede Roofing Company | 16 | — |
| Magitek Energy Solutions | 16 | — |
| RNS Electric | 16 | — |
| Renewable Consulting | 16 | — |
| Solar Grids Quad Cities | 16 | — |
| Distributed Generation | 15 | — |
| One Planet Solar | 15 | — |
| Sige Solar | 15 | — |
| Xolar Renewable Energy | 15 | — |
| Commercial Electric | 14 | — |
| Eco Management Systems Limited-IL | 14 | — |
| GosolarBased in Lockport, NY · (716) 880-6000 | 14 | — |
| Pink Energy | 14 | — |
| Albsmeyer Electric | 13 | — |
| Meister Electric | 13 | — |
| Precision Energy Services | 13 | — |
| Kaiser | 12 | — |
| Landmark Irrigation Inc. dba Landmark Solar | 12 | — |
| One World Energy | 12 | — |
| Current Solutions | 11 | — |
| Green Tech Construction | 11 | — |
| Modern Mill | 11 | — |
| Roy Keith Electric Company | 11 | — |
| Ruyle Mechanical | 11 | — |
| SunHeat Solar | 11 | — |
| Tick Tock Energy | 11 | — |
| BB ElectricBased in San Diego, CA · (619) 915-9012 | 10 | — |
| Braven Solar | 10 | — |
| Brda Electric | 10 | — |
| Eco Spark Energy | 10 | — |
| GenRenew | 10 | — |
| JDK Acquisitions | 10 | — |
| Northern Illinois Solar Energy | 10 | — |
| Ambia Solar for Palmetto EPC | 9 | — |
| Bolt Electrical | 9 | — |
| Current Solutions of the Midwest | 9 | — |
| ECOcentrix Consulting | 9 | — |
| GRNE Solar | 9 | — |
| Mark Jones Construction | 9 | — |
| Roof Tiger PLLC/Solar Panther | 9 | — |
| Ryan Electrical Solutions | 9 | — |
| Skill Electric | 9 | — |
| Solarplex | 9 | — |
| Starr Electric | 9 | — |
| W.J. Burke Electric Company | 9 | — |
| A National Solar Company | 8 | — |
| A&i Builders | 8 | — |
| Bates Electric | 8 | — |
| Empire Solar | 8 | — |
| Kaiser Electrical | 8 | — |
| Midwest Green Energy | 8 | — |
| Revolution Solar | 8 | — |
| Summit Solar Solutions | 8 | — |
| Thomas Anzalone | 8 | — |
| Brock Campbell Electric | 7 | — |
| CMC Electric | 7 | — |
| JessCo Marketing | 7 | — |
| Morton Solar & Wind | 7 | — |
| Radiant Solar and Roofing | 7 | — |
| Reficiency Solar | 7 | — |
| Rock River Electric | 7 | — |
| Solar Comfort, LLP | 7 | — |
| Solar Quote | 7 | — |
| Solar Source | 7 | — |
| Southern Lights | 7 | — |
| Stinde Electric | 7 | — |
| SunAir Systems | 7 | — |
| Todd Kihm / National Solar Service | 7 | — |
| eEquals CR Solar Limited Liability Company | 7 | — |
| Accutek Systems | 6 | — |
| C.A. Jones | 6 | — |
| Camp Electric | 6 | — |
| Foster's Mechanical and Electrical | 6 | — |
| Fowler Heating & Cooling | 6 | — |
| Green Attic Roofing | 6 | — |
| Keast Electric | 6 | — |
| Kohrmann Electric Co. | 6 | — |
| PlugPV Illinois | 6 | — |
| Sun Collectors | 6 | — |
| Sunpro Solar/ADT | 6 | — |
| Benjamin Morrow | 5 | — |
| Century Electric Services | 5 | — |
| Cross Country Construction | 5 | — |
| EWD Energy Solutions | 5 | — |
| Energy Consultants Group | 5 | — |
| Genesis Solar Power | 5 | — |
| Grateful Sun Energy | 5 | — |
| JessCo | 5 | — |
| Meister Brothers | 5 | — |
| Opal Energy Group | 5 | — |
| Perfection Electric | 5 | — |
| Piptawil | 5 | — |
| PlugPVBased in Troy, NY · (518) 948-5316 | 5 | — |
| Rector Solar & Roofing | 5 | — |
| Smarter Home Technology Illinois | 5 | — |
| Solar Green Energy | 5 | — |
| SolarTech Energy SystemsBased in La Mesa, CA · (619) 743-9193 | 5 | — |
| Sun N Us | 5 | — |
| Tri-City Electric Company of Iowa | 5 | — |
| Xolar | 5 | — |
| Bliss Brothers Solar | 4 | — |
| Eco-Solar Solutions | 4 | — |
| General Energy | 4 | — |
| JD Pro Electric | 4 | — |
| Kaiser Electric | 4 | — |
| Laser Electric | 4 | — |
| Liberty Electric | 4 | — |
| Low Voltage Group | 4 | — |
| National Solar | 4 | — |
| National Solar Service LLC/ Todd Kihm | 4 | — |
| Patriot Industries P.L.L.C. | 4 | — |
| Paul LaBarbera | 4 | — |
| Quality Electric and Solar | 4 | — |
| Renewable Constulting | 4 | — |
| Scholarships Installation Services | 4 | — |
| Sigora Solar | 4 | — |
| Solar Mite | 4 | — |
| Star Electric | 4 | — |
| SunPower Capital | 4 | — |
| Wilcox Electric | 4 | — |
| AAAA Solar | 3 | — |
| API Solar | 3 | — |
| All Things Roofing and Solar | 3 | — |
| BB. & C., Enterprises | 3 | — |
| Boyll Communications Industries | 3 | — |
| CR Solar Installations | 3 | — |
| Campbell Electric | 3 | — |
| Century Electrical Services | 3 | — |
| Clinton Electric | 3 | — |
| Continental Energy Solutions PLLC | 3 | — |
| Corvus | 3 | — |
| Harvest Solar | 3 | — |
| IQ Group | 3 | — |
| JF Electric | 3 | — |
| Jeffry R Lionberger | 3 | — |
| LVG Electrical & Communications | 3 | — |
| Lowman Electric | 3 | — |
| Lowry Electric | 3 | — |
| McNeely Electric | 3 | — |
| Midwest Live Wire | 3 | — |
| Morton Solar | 3 | — |
| National Solar Service, LL | 3 | — |
| Off Grid Energy Services | 3 | — |
| PSG LMTD | 3 | — |
| Quality Solar/JDK | 3 | — |
| ReThink | 3 | — |
| Route 66 | 3 | — |
| Ruby Electric | 3 | — |
| Ruyle electrical services | 3 | — |
| Simpleray | 3 | — |
| Webb's Heating, AC & Refrigeration | 3 | — |
| 360 Electric heating / Cooling | 2 | — |
| ABCO Electric | 2 | — |
| Abode General Contracting LLC - Solar Earth | 2 | — |
| Absolute Climate Inc., C. H. Electrical | 2 | — |
| Ambia Solar | 2 | — |
| B W Electric and Locating | 2 | — |
| Bella Power Services | 2 | — |
| Bright Planet | 2 | — |
| Chris Pearce | 2 | — |
| Corvus Pro | 2 | — |
| Day & Night Solar | 2 | — |
| Eco Home Expert | 2 | — |
| Fibonnaci Energy | 2 | — |
| GAIN Renewables Services | 2 | — |
| Gargoyle Technologies | 2 | — |
| Goliath Tech | 2 | — |
| Heavenly Rays | 2 | — |
| IM Solutions | 2 | — |
| J. R. Electric | 2 | — |
| JCW Enterprises | 2 | — |
| Jansen HVAC | 2 | — |
| Leftys Electric | 2 | — |
| MRV Service | 2 | — |
| Missouri Sun Solar LLC/SunSolar | 2 | — |
| Moxie | 2 | — |
| National Solar Service / Todd Kihm | 2 | — |
| New Prairie Solar | 2 | — |
| Noonday Solar | 2 | — |
| Porter Electric LC | 2 | — |
| Quality Solar/JDK Acquisitions | 2 | — |
| Remco Electric | 2 | — |
| SolarUp | 2 | — |
| Solarplex LLC aka bliss brothers | 2 | — |
| Solgen Power | 2 | — |
| South Bound | 2 | — |
| Standard EcoBased in Tempe, AZ · (866) 987-0978 | 2 | — |
| StraightUp Solar REC Solutions | 2 | — |
| Streib Electric | 2 | — |
| SunStrong Capital Holdings | 2 | — |
| Titan SolarBased in Mesa, AZ · (855) 729-7652 | 2 | — |
| US Sun Solar | 2 | — |
| Volo Energy Solutions | 2 | — |
| Watseka B&D Enterprises | 2 | — |
| Windfree Solar - Eric Heineman | 2 | — |
| Windsoleiel | 2 | — |
| YellowLite | 2 | — |
| 1 Earth Solar | 1 | — |
| 850 N Central Ave | 1 | — |
| A-1 Solar | 1 | — |
| ADT (Sunpro Solar) | 1 | — |
| ADT Solar / Sunpro Solar | 1 | — |
| ADT Solar LLC/Sunpro Solar | 1 | — |
| AES Solar | 1 | — |
| AJ Solar LLC / Ruyle | 1 | — |
| AJA Energies | 1 | — |
| Adt | 1 | — |
| Ag Energy | 1 | — |
| American Stream Solar | 1 | — |
| Anthony Feit | 1 | — |
| Arf | 1 | — |
| Aveyo | 1 | — |
| BB & C Enteprrises | 1 | — |
| BLiss Brothers/Solarplex | 1 | — |
| Beetstra Electric | 1 | — |
| Bliss Brothers | 1 | — |
| Bliss Brothers AKA Solarplex | 1 | — |
| Block Electric Co. | 1 | — |
| Bloono | 1 | — |
| Blue SKy | 1 | — |
| Blue Stone Solar | 1 | — |
| Bodine Electric of Decatur | 1 | — |
| Bright Plaet Solar | 1 | — |
| Brilliant Solar | 1 | — |
| Burke Electric | 1 | — |
| C & E Solutions | 1 | — |
| CH Electrical | 1 | — |
| CR Sloar | 1 | — |
| CS Solar | 1 | — |
| Camron Hanson | 1 | — |
| Carbon Solutions SREC | 1 | — |
| Carrie Sowell | 1 | — |
| Castle Exteriors | 1 | — |
| Central Illinois Electric Company | 1 | — |
| Century | 1 | — |
| Century Electric | 1 | — |
| Century Electric & Solar | 1 | — |
| Crystal Philip | 1 | — |
| D & D Electric of Central IL | 1 | — |
| Daniel Hollenbach | 1 | — |
| David Martin | 1 | — |
| Dersch Energies | 1 | — |
| ELAV8 Consulting | 1 | — |
| ELAV8 Consulting Group | 1 | — |
| EPO Electric | 1 | — |
| EPO Energy | 1 | — |
| Eco-Solar | 1 | — |
| Ecovole | 1 | — |
| Edge Electrical Solutions | 1 | — |
| Eleanore Electric | 1 | — |
| Eleanore Electric LLC - DG attestation | 1 | — |
| Empire | 1 | — |
| Empire/Wolfpack this is a stranded customer | 1 | — |
| Fibonaci Energy | 1 | — |
| Fosler Solar | 1 | — |
| Foster-Jacob | 1 | — |
| GRP Wegman | 1 | — |
| Gain Renewables Services, Inc. - ABP | 1 | — |
| Goliathtech of St Louis | 1 | — |
| Good Power Solar | 1 | — |
| Green Solar Technologies | 1 | — |
| Greenlink Energy Systems | 1 | — |
| Guarantee Electrical | 1 | — |
| Harvest Energy Solutios | 1 | — |
| Harvest Enery Solutions | 1 | — |
| Hawk Energy Solutions | 1 | — |
| Independence Renewable Energy or IRE | 1 | — |
| Irradiant Energy Consultants | 1 | — |
| JC Solar | 1 | — |
| JDK Acquisitions LLC/Quality | 1 | — |
| JDK Acquistions | 1 | — |
| JMS Electric | 1 | — |
| Jansen Electric Company | 1 | — |
| Jason Mitchell | 1 | — |
| Jeremy Hammond | 1 | — |
| Joseph Brandon | 1 | — |
| Justin Medinger | 1 | — |
| Kaiser Electronics | 1 | — |
| Kasier | 1 | — |
| Kasier Electrical Contractors | 1 | — |
| Klughart Mechanical & Construction Contractor | 1 | — |
| Knight electric incorporated/Solar Ready Solutions | 1 | — |
| LGCY Installation Services, LL | 1 | — |
| LGCY PowerBased in Lehi, UT · (855) 502-0485 | 1 | — |
| Lakewood Electric & Generator Service | 1 | — |
| Landmark Irrigation Inc. - Muscatine | 1 | — |
| Landwehr Solar | 1 | — |
| Legacy Farm Solar | 1 | — |
| Legay Solar | 1 | — |
| Lester Gray | 1 | — |
| Marc Jones | 1 | — |
| Mark Kleckler | 1 | — |
| Masters Brothers | 1 | — |
| Michael Dorus | 1 | — |
| Michelle Pichman | 1 | — |
| Midwest Solar Technicians | 1 | — |
| Modern Mill Solar - stranded customer | 1 | — |
| Moxie Solar /Greenlink Solar Solutions | 1 | — |
| National Solar Serive | 1 | — |
| National Solar Servie | 1 | — |
| National Solar Serviec | 1 | — |
| Next Level | 1 | — |
| Nikolas Vazquez | 1 | — |
| Now Solar | 1 | — |
| Oberlander Elecetric | 1 | — |
| Off Grid: Blue Sky Smart Solutions Inc. 2116 Delaware Street | 1 | — |
| PSG Energy - stranded Solar Earth DG attestation | 1 | — |
| PSG Energy Group | 1 | — |
| Palmetto | 1 | — |
| Power Home | 1 | — |
| Power Home Energy | 1 | — |
| Power Home Solar/Pink Energy | 1 | — |
| Prairie State Plumbing & Heating | 1 | — |
| Ray Stefanski Patriot Industries | 1 | — |
| Remco Electrical Corporation | 1 | — |
| Residential Service Providers, Inc. d/b/a RSP Heating and Cooling | 1 | — |
| Rethink Electric and schomburg & schomburg construction | 1 | — |
| Revolution Energy Solar | 1 | — |
| Robert Knox | 1 | — |
| Rocha Electric Company | 1 | — |
| Roof Tiger LLC / SOLAR PANTHER | 1 | — |
| Ryan Electric Solutions | 1 | — |
| SAEC Electric | 1 | — |
| Scott Mora | 1 | — |
| Sige Electrical | 1 | — |
| Sige Godoy Electric | 1 | — |
| Simply Indy | 1 | — |
| Smart Energy Solutions | 1 | — |
| Solar City STL LLC - DG attestation from Southern Illinois Solar | 1 | — |
| Solar Earth | 1 | — |
| Solar Energy Leasing | 1 | — |
| Solar Energy of IL | 1 | — |
| Solar Meister | 1 | — |
| Solar Mite Solutions | 1 | — |
| Solar Panthr | 1 | — |
| SolarPlex LLC AKA Bliss Bros | 1 | — |
| Solarmark Energy Solutions | 1 | — |
| Solarplex LLC/Kevin Bliss | 1 | — |
| Solis Energy | 1 | — |
| Southern Illinois Energy Group | 1 | — |
| Southern Illinois Solar/WW Enterprises | 1 | — |
| Springfield Electric Supply | 1 | — |
| StraightUp Solar REC | 1 | — |
| StraigthUp Solar | 1 | — |
| Striaght Up Solar | 1 | — |
| Sun Solar Sun Solar Illinois | 1 | — |
| Sun Yield Energy | 1 | — |
| SunPower Direct | 1 | — |
| Sunder Energy | 1 | — |
| Sunergy SolarBased in Provo, UT · (727) 375-9375 | 1 | — |
| Sunnova EnergyBased in Houston, TX · (281) 985-9820 | 1 | — |
| Sunpeak | 1 | — |
| Sunpro Solar / ADT Sola | 1 | — |
| Sunpro Solar/ADT solor | 1 | — |
| Supplied Energy Services | 1 | — |
| The Solar Shop | 1 | — |
| Todd Kihm | 1 | — |
| Todd Kihm / NSS | 1 | — |
| Tom Davis Electric | 1 | — |
| Tri-City Electric Co. of Iowa | 1 | — |
| Tri-City Electric Co. of Iowa (ID #127) | 1 | — |
| Tri-City Electric Company of Ioa | 1 | — |
| Tri-city | 1 | — |
| Tri-state Renewable Energy, LL | 1 | — |
| Tricity Electric | 1 | — |
| TruHomes | 1 | — |
| True Solar Solutions | 1 | — |
| US Sun Solar LLC/Sun Solar | 1 | — |
| Vantage Home Solar LLC or Echo Energy | 1 | — |
| Verde Residential Solutions dba RxSun | 1 | — |
| Vista Energy | 1 | — |
| Vista Energy Renewables | 1 | — |
| Vista Installs LC | 1 | — |
| W.L. Miller | 1 | — |
| WCP Solar Services | 1 | — |
| Watseka B&D Entreprises | 1 | — |
| Weisser & Sons Electric | 1 | — |
| Wilcox Electric & Service | 1 | — |
| Williams Heating and Cooling | 1 | — |
| Wilson Electric | 1 | — |
| WinSol Power Company | 1 | — |
| Windfree Solar LLX | 1 | — |
| Windfree Wind | 1 | — |
| Wm. Masters | 1 | — |
| Zeller | 1 | — |
| Zeller Electric Inc.c | 1 | — |
| Zenernet | 1 | — |
| ilumen | 1 | — |
| raloS ENRG | 1 | — |