| Company | City | Service Type | Products |
| Advanced Energy Corporation | Sedalia | Residential, | Solar Electric (pv), |
| Amerigy | Springfield | Residential, | Solar Electric (pv), |
| Bradley-Reade Inc. | Kearney | Residential, | Solar Electric (pv), |
| Brightergy | Kansas City | Residential, | Solar Electric (pv), |
| Brightergy-Webster Groves | Webster Groves | Residential, | Solar Electric (pv), |
| Certified Solar HOT | St. Charles | Residential, | Solar Electric (pv), |
| Certified Solar Solutions | Saint Charles | Residential, | Solar Electric (pv), |
| Dogwood Solar | Columbia | Residential, | Solar Electric (pv), |
| Dxtech Energy Systems | Saint Louis | Residential, | Solar Electric (pv), |
| Earth First Solar | St. Louis | Residential, Commercial, | Solar Electric (pv), |
| Energy For Future Engineering | Kansas | Residential, | Solar Electric (pv), |
| G2power Technologies | St. Louis | Residential, | Solar Electric (pv), |
| KC Solar Energy | Kansas City | Residential, ,Commercial, | Solar Electric (pv), |
| Microgid Energy | St. Louis | Residential, ,Commercial, | Solar Electric (pv), |
| Microgrid Energy | St. Louis | Residential, | Solar Electric (pv), |
| Mid-America Electric | Imperial | Residential, | Solar Electric (pv), |
| MidAmerica Solar | Imperial | Residential, | Solar Electric (pv), |
| Missouri Solar Applications | Jefferson City | Residential, | Solar Electric (pv), |
| Missouri Sun Solar | Houston | Residential, | Solar Electric (pv), |
| Missouri Valley Renewable Energy | Hermann | Residential, | Solar Electric (pv), |
| Ozark Energy Services | Joplin | Residential, | Solar Electric (pv), |
| Power Source Solar | Springfield | Residential, | Solar Electric (pv), |
| Powersource Solar | Springfield | Residential, | Solar Electric (pv), |
| Preferred Energy | Mountain Grove | Residential, | Solar Electric (pv), |
| Son Solar Systems | Hartsburg | Residential, | Solar Electric (pv), |
| Son Solar Systems LLC | Hartsburg | Residential, Commercial, | Solar Electric (pv), Solar Hot Water (thermal), Solar Pool Heating, |
| Straightup Solar | St. Louis | Residential, | Solar Electric (pv), |
| Synergy Energy | Hazelwood | Residential, | Solar Electric (pv), |
| The Alternative Energy Company | Springfield | Residential, | Solar Electric (pv), |
| The Energy Team in Missouri | 700 Q Crown Industrial Court | Residential, Commercial, Utilities, Municipal, Solar Electric (pv), | Solar Electric (pv), |
