When a solar project requires heavy lifting, developers often call upon construction firms that have the equipment to get the job done. These companies often participate in commercial- or utility-scale, ground-mounted arrays, but their specialized design knowledge can be useful in all types of projects. These are the Solar Power World Top Solar Construction Firms.
| Rank | Company | Overall Rank | City | State | Employees | Primary Market | Total Megawatts Installed | Total Megawatts 2014 |
|---|---|---|---|---|---|---|---|---|
| 1 | Arraycon | 4 | Sacramento | CA | 67 | Utility | 2,974,034.20 | 449.00 |
| 2 | Alternative Energy Development | 13 | Milton | FL | 100 | Utility | 2,000,000.00 | 273.50 |
| 3 | JE Dunn Construction | 19 | Kansas City | MO | 2850 | Utility | 126.00 | 108.00 |
| 4 | Moss | 23 | Fort Lauderdale | FL | 430 | Utility | 8,530,000.00 | 63.00 |
| 5 | Sunstall | 30 | Novato | CA | 26 | Commercial | 600,000.00 | 43.00 |
| 6 | AUI Partners | 40 | Fort Worth | TX | 250 | Utility | 4,200,000.00 | 30.00 |
| 7 | Baja Construction | 43 | Martinez | CA | 100 | Commercial | 410,700.00 | 25.85 |
| 8 | M Bar C Construction | 45 | San Marcos | CA | 65 | Commercial | 850,000.00 | 25.00 |
| 9 | Sun Ray Install | 56 | West Berlin | NJ | 26 | Commercial | 56.66 | 16.40 |
| 10 | Cantsink | 60 | Lilburn | GA | 50 | Commercial | 3,600,000.00 | 15.00 |
| 11 | J. Ranck Electric | 61 | Mt. Pleasant | MI | 200 | Utility | 481,194.00 | 14.90 |
| 12 | Resolute Performance Contracting | 114 | Tempe | AZ | 42 | Commercial | 64,440.00 | 5.37 |
| 13 | German Energy Alternatives Inc. | 124 | London | Ontario | 25 | Commercial | 7.50 | 5.00 |
| 14 | CB Solar | 167 | Des Moines | IA | 10 | Commercial | 20,432.00 | 2.88 |
| 15 | Newport Power | 187 | San Clemente | CA | 9 | Commercial | 75,000.00 | 2.20 |
| 16 | Scudder Solar Energy Systems | 232 | Marina | CA | 15 | Commercial | 34,228.00 | 1.50 |
| 17 | Zia Suns Green Construction | 240 | Las Cruces | NM | 8 | Residential | 2.00 | 1.50 |
| 18 | Zager Global | 267 | Deerfield Beach | FL | 32 | Commercial | 2.65 | 1.13 |
| 19 | Linear Solar | 370 | New Orleans | LA | 12 | Residential | 0.75 | 0.50 |
| 20 | GES Solar | 403 | Knoxville | TN | 8 | Commercial | 4.00 | 0.35 |
| 21 | Peka Solar and Renewable Energy | 406 | Naples | FL | 22 | Commercial | 12.00 | 0.34 |
| 22 | Sunshine Saves | 457 | Tega Cay | SC | 12 | Residential | 3,925.36 | 0.15 |
| 23 | Solarwerks | 472 | Chicago | IL | 3 | Commercial | 1.10 | 0.10 |