This is the list of 2016 Top Solar Contractors who primarily work in the commercial market. The companies below are a segmented portion of the overall 2016 Top 500 Solar Contractors list, organized by megawatts (DC) installed in 2015.
| Rank | Company | Overall Rank | City | State | Employees | Primary Service | Total Megawatts Installed | Total Megawatts 2016 |
|---|---|---|---|---|---|---|---|---|
| 1 | Cantsink | 26 | Lilburn | GA | 50 | Construction Firm | 1,144,977.0 | 139.0 |
| 2 | Brahma Hunt | 28 | Salt Lake City | UT | 1,400 | EPC | 685.0 | 133.6 |
| 3 | Phoenix Solar | 35 | San Ramon | CA | 40 | EPC | 137.2 | 82.0 |
| 4 | Borrego Solar Systems | 37 | San Diego | CA | 170 | EPC | 640,000.0 | 72.3 |
| 5 | Sunstall | 38 | Novato | CA | 28 | Construction Firm | 356,000.0 | 63.0 |
| 6 | groSolar | 41 | White River | VT | 55 | EPC | 200.0 | 50.0 |
| 7 | Advanced Green Technologies | 44 | Fort Lauderdale | FL | 25 | EPC | 250,529.0 | 47.7 |
| 8 | A-C Solar | 46 | Bakersfield | CA | 200 | EPC | 261.0 | 45.9 |
| 9 | Safari Energy | 47 | New York | NY | 35 | EPC | 131.0 | 45.0 |
| 10 | Cenergy Power | 48 | Merced | CA | 50 | EPC | 319,638.0 | 44.6 |
| 11 | M Bar C Construction | 50 | San Marcos | CA | 85 | Construction Firm | 551,858.0 | 39.0 |
| 12 | Greenskies Renewable Energy | 56 | Middletown | CT | 65 | Developer | 235.0 | 30.1 |
| 13 | Vanguard Energy Partners | 59 | Branchburg | NJ | 35 | EPC | 130,918.1 | 26.0 |
| 14 | Elite Electric | 62 | Riverside | CA | 134 | Electrical Subcontractor | 222,540.0 | 23.2 |
| 15 | UGE | 64 | New York | NY | 60 | Developer | 67,789.0 | 22.4 |
| 16 | EnterSolar | 65 | New York | NY | 37 | Developer | 158,243.3 | 20.2 |
| 17 | Baja Construction | 66 | Martinez | CA | 100 | Construction Firm | 260.0 | 20.0 |
| 18 | The Peck Company | 67 | South Burlington | VT | 120 | EPC | 159,680.0 | 19.7 |
| 19 | Radiance Solar | 68 | Atlanta | GA | 36 | EPC | 112.0 | 19.6 |
| 20 | CalCom Energy | 69 | Visalia | CA | 51 | EPC | 76.0 | 19.0 |
| 21 | Standard Solar | 74 | Rockville | MD | 55 | EPC | 180,000.0 | 16.2 |
| 22 | REC Solar | 75 | San Luis Obispo | CA | 156 | Developer | 340.0 | 16.2 |
| 23 | Kuykendall Solar | 78 | Coarsegold | CA | 50 | Electrical Subcontractor | 92,094.0 | 14.7 |
| 24 | Hannah Solar | 81 | Atlanta | GA | 85 | EPC | 85.0 | 13.7 |
| 25 | Sunworks | 83 | Roseville | CA | 250 | EPC | 90.0 | 13.1 |
| 26 | Pickett Solar | 86 | Fresno | CA | 18 | EPC | 73,422.0 | 12.4 |
| 27 | Blue Oak Energy | 88 | Davis | CA | 59 | EPC | 105.0 | 12.0 |
| 28 | Inman Solar | 91 | Atlanta | GA | 12 | EPC | 20.0 | 11.4 |
| 29 | Solect Energy | 92 | Hopkinton | MA | 50 | EPC | 111,000.0 | 11.3 |
| 30 | Namasté Solar | 94 | Boulder | CO | 130 | EPC | 123,343.0 | 10.5 |
| 31 | Pfister Energy | 98 | Hawthorne | NJ | 46 | EPC | 120.0 | 10.0 |
| 32 | Shorebreak Energy Developers | 99 | Santa Ana | CA | 70 | Developer | 71.0 | 10.0 |
| 33 | PFMG Solar | 101 | Huntington Beach | CA | 25 | Developer | 76.0 | 9.9 |
| 34 | Green State Power | 103 | Greensboro | NC | 5 | EPC | 9.9 | 9.2 |
| 35 | Clean Footprint | 107 | Cape Canaveral | FL | 10 | Developer | 8.5 | 8.4 |
| 36 | Solar Source | 108 | Largo | FL | 51 | EPC | 206,277.4 | 8.3 |
| 37 | Nexamp | 111 | Boston | MA | 45 | Developer | 187,090.0 | 7.9 |
| 38 | Resolute Performance Contracting | 115 | Tempe | AZ | 55 | Construction Firm | 56,977.3 | 7.4 |
| 39 | Veregy | 117 | Phoenix | AZ | 6 | Developer | 142,174.0 | 7.4 |
| 40 | M.B. Herzog Electric | 118 | Paramount | CA | 200 | Electrical Subcontractor | 56,771.0 | 7.3 |
| 41 | Sustineo Construction | 119 | San Diego | CA | 20 | EPC | 100,000.0 | 7.2 |
| 42 | Florida Solar One | 120 | Fort Lauderdale | FL | 49 | EPC | 37.0 | 7.2 |
| 43 | Vista Solar | 124 | Santa Clara | CA | 42 | Developer | 36.0 | 6.7 |
| 44 | RER Energy Group | 125 | Reading | PA | 15 | Developer | 37.0 | 6.7 |
| 45 | Efficient Energy of Tennessee | 127 | Knoxville | TN | 17 | EPC | 10.9 | 6.5 |
| 46 | SolBright Renewable Energy | 130 | Charleston | SC | 10 | EPC | 26.2 | 6.2 |
| 47 | PermaCity | 134 | Los Angeles | CA | 8 | Developer | 84.0 | 6.0 |
| 48 | Pennoni Associates | 135 | Philadelphia | PA | 1,250 | EPC | 25.0 | 6.0 |
| 49 | Terra Steward | 138 | San Diego | CA | 24 | EPC | 26.0 | 5.9 |
| 50 | Kurios Energy | 140 | Manteca | CA | 43 | EPC | 15.0 | 5.7 |
| 51 | Axium Solar | 141 | Plano | TX | 70 | EPC | 128,299.0 | 5.6 |
| 52 | Paradise Energy Solutions | 144 | Paradise | PA | 65 | EPC | 45,698.0 | 5.3 |
| 53 | Ray Angelini | 148 | Sewell | NJ | 250 | EPC | 100.0 | 5.0 |
| 54 | Island Pacific Energy | 149 | Honolulu | HI | 10 | Developer | 10,000.0 | 5.0 |
| 55 | Tectonic Engineering & Surveying Consultants P.C. | 150 | Mountainville | NY | 500 | EPC | 30.0 | 5.0 |
| 56 | Alternative Energy Services | 157 | Sanford | FL | 12 | EPC | 10.8 | 4.8 |
| 57 | Joule Energy | 158 | New Orleans | LA | 60 | Rooftop Contractor | 132,036.2 | 4.7 |
| 58 | O3 Energy | 159 | Dallas | TX | 15 | Developer | 94,796.0 | 4.7 |
| 59 | Stronghold Engineering | 160 | Riverside | CA | 185 | EPC | 18.0 | 4.6 |
| 60 | Sunvalley Solar | 162 | Walnut | CA | 19 | EPC | 15.0 | 4.4 |
| 61 | Newport Power | 166 | San Clemente | CA | 25 | Construction Firm | 47,660.0 | 4.2 |
| 62 | Dovetail Solar and Wind | 167 | Cleveland | OH | 25 | EPC | 20.0 | 4.2 |
| 63 | Monolith Solar | 168 | Rensselaer | NY | 72 | Developer | 40.0 | 4.1 |
| 64 | Solar Choice USA | 170 | Atlanta | GA | 25 | EPC | 12.0 | 4.1 |
| 65 | Solar by CIR | 172 | Buffalo | NY | 124 | Construction Firm | 48,784.2 | 4.1 |
| 66 | Got Electric | 174 | Gaithersburg | MD | 18 | Electrical Subcontractor | 64,523.7 | 4.0 |
| 67 | LightWave Solar | 175 | Nashville | TN | 52 | EPC | 54,833.0 | 4.0 |
| 68 | Clean Focus | 180 | Sunnyvale | CA | 20 | Developer | 44.0 | 3.8 |
| 69 | SolareAmerica | 182 | Upper Darby | PA | 8 | EPC | 18,891.6 | 3.5 |
| 70 | ecoSolargy | 184 | Irvine | CA | 12 | EPC | 7.0 | 3.5 |
| 71 | North State Solar Energy | 187 | Forest Ranch | CA | 28 | EPC | 19,374.6 | 3.2 |
| 72 | Sunsense Solar | 188 | Carbondale | CO | 28 | EPC | 20,000.0 | 3.2 |
| 73 | Spectrum Energy Development | 194 | Elk Grove | CA | 16 | EPC | 16.0 | 3.1 |
| 74 | Maxum Energy | 200 | Westlake Village | CA | 53 | EPC | 247.0 | 3.0 |
| 75 | American Solar Power | 201 | Los Angeles | CA | 51 | Rooftop Contractor | 15,103.0 | 2.9 |
| 76 | SunGreen Systems | 202 | Pasadena | CA | 10 | EPC | 10.0 | 2.9 |
| 77 | SkyFire Energy | 209 | Calgary | Alberta | 18 | EPC | 6.5 | 2.6 |
| 78 | gvelop | 214 | San Juan | PR | 13 | Developer | 10.0 | 2.5 |
| 79 | Renewable Energy Partners | 215 | Corona | CA | 10 | Developer | 10,000.0 | 2.5 |
| 80 | SEM Power | 217 | Tampa | FL | 15 | EPC | 17.0 | 2.5 |
| 81 | Sun Light & Power | 218 | Berkeley | CA | 65 | EPC | 34,140.9 | 2.5 |
| 82 | Independent Energy Solutions | 223 | Vista | CA | 44 | EPC | 29.3 | 2.4 |
| 83 | Impact Power Solutions | 226 | Roseville | MN | 18 | Developer | 108,482.0 | 2.3 |
| 84 | South Texas Solar Systems | 231 | San Antonio | TX | 15 | EPC | 17,793.0 | 2.2 |
| 85 | Sun Integration | 236 | Sherman Oaks | CA | 15 | EPC | 26.0 | 2.1 |
| 86 | Bella Energy | 238 | Boulder | CO | 10 | Developer | 14.6 | 2.1 |
| 87 | CBS Solar | 239 | Copemish | MI | 15 | EPC | 30.0 | 2.0 |
| 88 | American Made Solar and Wind Technologies | 244 | Weslaco | TX | 75 | EPC | 2,000.0 | 2.0 |
| 89 | Sun Source Electric | 245 | Martinez | CA | 15 | Electrical Subcontractor | 12.0 | 2.0 |
| 90 | Creative Energies | 249 | Lander | WY | 20 | EPC | 14,861.0 | 1.9 |
| 91 | Photonworks Engineering | 250 | Honolulu | HI | 50 | EPC | 15.0 | 1.8 |
| 92 | EPo Energy | 253 | Columbus Junction | IA | 10 | EPC | 6.0 | 1.8 |
| 93 | SunRenu Solar | 261 | Scottsdale | AZ | 18 | EPC | 23,414.0 | 1.6 |
| 94 | EC Electric | 263 | Portland | OR | 1,500 | EPC | 100.0 | 1.6 |
| 95 | Border Solar | 264 | El Paso | TX | 15 | Rooftop Contractor | 10.0 | 1.6 |
| 96 | Renewvia Energy | 269 | Atlanta | GA | 6 | Developer | 13,608.0 | 1.5 |
| 97 | Eagle Point Solar | 274 | Dubuque | IA | 35 | EPC | 22,017.9 | 1.4 |
| 98 | Encore Renewable Energy | 284 | Burlington | VT | 5 | Developer | 33.0 | 1.4 |
| 99 | SunVest Solar | 289 | Pewaukee | WI | 4 | Developer | 41,800.0 | 1.3 |
| 100 | Lighthouse Solar Hudson Valley | 294 | New Paltz | NY | 10 | Rooftop Contractor | 4.0 | 1.2 |
| 101 | Altenergy | 295 | Charlottesville | VA | 30 | EPC | 12,000.0 | 1.2 |
| 102 | Vis Solis | 298 | Franklin | TN | 5 | Developer | 13.0 | 1.2 |
| 103 | Energy Concepts | 299 | Hudson | WI | 10 | EPC | 7,777.0 | 1.2 |
| 104 | Simply Solar Systems | 304 | Hamlin | NY | 10 | Construction Firm | 8.0 | 1.2 |
| 105 | CB Solar | 308 | Des Moines | IA | 12 | Rooftop Contractor | 16,071.4 | 1.2 |
| 106 | Tennessee Solar Solutions | 309 | Chattanooga | TN | 19 | EPC | 13.0 | 1.2 |
| 107 | Sunlight Solar Systems | 314 | Salt Lake City | UT | 8 | Rooftop Contractor | 6.1 | 1.1 |
| 108 | Ideal Energies | 317 | Minneapolis | MN | 13 | Developer | 10,745.0 | 1.1 |
| 109 | Windfree Solar | 318 | Chicago | IL | 12 | EPC | 17,000.0 | 1.1 |
| 110 | Ace LLC Solar | 319 | Pulaski | TN | 20 | Developer | 4.0 | 1.0 |
| 111 | Bonterra Solar | 324 | Honolulu | HI | 15 | EPC | 5.0 | 1.0 |
| 112 | Fresco Solar | 325 | Morgan Hill | CA | 17 | EPC | 4.0 | 1.0 |
| 113 | 1 Source Solar | 327 | Ankeny | IA | 15 | EPC | 4,418.9 | 1.0 |
| 114 | Empire Renewable Energy | 330 | Phoenix | AZ | 15 | EPC | 26,563.0 | 1.0 |
| 115 | Eco Estates International | 332 | Austin | TX | 69 | EPC | 5.0 | 1.0 |
| 116 | Evergreen Power | 335 | Lindsay | ON | 22 | EPC | 20.3 | 0.9 |
| 117 | Imagine Energy | 338 | Portland | OR | 23 | EPC | 7,410.0 | 0.9 |
| 118 | Advanced Energy Systems | 341 | Eugene | OR | 20 | EPC | 15,300.0 | 0.9 |
| 119 | SunSystem Technology | 342 | Rancho Cordova | CA | 65 | Construction Firm | 23.0 | 0.9 |
| 120 | Interconnection Systems | 348 | Central City | NE | 10 | EPC | 1.6 | 0.8 |
| 121 | GES Solar | 351 | Knoxville | TN | 12 | EPC | 4.0 | 0.8 |
| 122 | KC Green Energy | 354 | Lancaster | PA | 12 | EPC | 6.0 | 0.8 |
| 123 | Missouri Solar Applications | 357 | Jefferson City | MO | 20 | EPC | 6,636.0 | 0.8 |
| 124 | Hire Electric | 358 | The Dalles | OR | 20 | EPC | 2.3 | 0.8 |
| 125 | Great Canadian Solar | 359 | Edmonton | AB | 10 | EPC | 2.0 | 0.8 |
| 126 | Moore Energy | 361 | Southampton | PA | 20 | EPC | 24,942.0 | 0.7 |
| 127 | Black Rock Solar | 369 | San Francisco | CA | 15 | Developer | 6.6 | 0.7 |
| 128 | Solar Impact | 374 | Gainesville | FL | 9 | Developer | 12,316.0 | 0.6 |
| 129 | Powell Energy and Solar | 379 | Moorestown | NJ | 10 | EPC | 2.0 | 0.6 |
| 130 | Ocean Solar | 381 | Cape May Court House | NJ | 3 | EPC | 1,807.0 | 0.6 |
| 131 | Ultra Solar & Wind Solutions | 409 | Ocean City | MD | 4 | Rooftop Contractor | 3.0 | 0.4 |
| 132 | North Wind Renewable Energy | 410 | Stevens Point | WI | 11 | EPC | 3.0 | 0.4 |
| 133 | Earth Wind And Solar Energy | 411 | Chicago | IL | 10 | Rooftop Contractor | 2.7 | 0.4 |
| 134 | Power Production Management | 413 | Gainesville | FL | 15 | EPC | 10,040.0 | 0.4 |
| 135 | GC Solar | 415 | Bellevue | WA | 8 | Rooftop Contractor | 2.0 | 0.4 |
| 136 | Helios Solar | 421 | Kalamazoo | MI | 15 | EPC | 1.0 | 0.4 |
| 137 | Sugar Hollow Solar | 429 | Asheville | NC | 12 | Rooftop Contractor | 2,524.1 | 0.4 |
| 138 | Southern Solar Systems | 430 | Huntsville | AL | 10 | EPC | 6,449.0 | 0.4 |
| 139 | RBS Solar | 434 | Los Angeles | CA | 3 | EPC | 1.0 | 0.4 |
| 140 | GenPro Energy Solutions | 437 | Piedmont | SD | 26 | EPC | 24,015.1 | 0.3 |
| 141 | Newport Renewables | 440 | Providence | RI | 11 | EPC | 20,472.8 | 0.3 |
| 142 | Current Electric | 443 | Brookfield | WI | 50 | Electrical Subcontractor | 13,120.6 | 0.3 |
| 143 | Aegis Renewable Energy | 445 | Waitsfield | VT | 8 | EPC | 17,154.0 | 0.3 |
| 144 | Independent Green Technologies | 446 | Tallahassee | FL | 11 | EPC | 1.0 | 0.3 |
| 145 | ARiES Energy | 461 | Knoxville | TN | 14 | EPC | 2.0 | 0.2 |
| 146 | Better Together Solar | 465 | Cleveland | OH | 5 | EPC | 2.0 | 0.2 |
| 147 | APEG | 477 | Hagatna | GU | 30 | EPC | 5.7 | 0.2 |
| 148 | Solar Sales of Michigan | 478 | Davison | MI | 9 | Electrical Subcontractor | 1.7 | 0.2 |
| 149 | Complete Energy Solutions | 479 | Denver | CO | 25 | Rooftop Contractor | 2,000.0 | 0.2 |
| 150 | SolarSmith | 481 | Savannah | GA | 5 | Rooftop Contractor | 0.3 | 0.2 |
| 151 | Texas Green Energy | 486 | College Station | TX | 4 | Rooftop Contractor | 6,566.3 | 0.1 |
| 152 | Abender | 493 | Fort Lauderdale | FL | 4 | Developer | 1.0 | 0.1 |
| 153 | Construction Art | 494 | Afton | TN | 10 | Rooftop Contractor | 1.0 | 0.1 |