| 32161 | United States | Crest Solar LLC | Curt Snyder, 160 Brinton Road, Keeseville, NY 12944 | +1 518 5781487 | www.crestsolarpower.com | | |
| 32162 | United States | CRI Electric, Inc. | 2971 E Coronado St. Anaheim, CA 92806 | +1 714 6323703 | www.crielectric.com | | |
| 32163 | United States | Critical Mass Solar | 33 Leighton St. Pepperell, MA 01463 | +1 978 2721486 | criticalmasssolar.com | LG Electronics, Inc. | Enphase Energy, Inc. |
| 32164 | United States | Crizer Construction and Design | 1191 4th Street, Los Osos, CA 93402 | +1 805 5284812 | crizerconstruction.com | | |
| 32165 | United States | CRJ Contractors | Colorado Springs, 80903 | +1 719 6503350 | https://crjcontractors.com | | |
| 32166 | United States | Commercial Roofing Waterproofing Hawaii Inc | 94-260 Pupuole Street, Waipahu, HI 96797 | +1 808 8417246 | www.commercialroofinginc.com | | |
| 32167 | United States | Cromwell Environmental | 615 Vermont Street, Lawrence, KS, 66044 | +1 785 3711429 | www.cromwellsolar.com | | |
| 32168 | United States | Cronin & Sons Construction Solutions | Texas | +1 254 3668372 | https://croninandsons.com | Sol-Ark (Portable Solar LLC) | |
| 32169 | United States | Cross Electrical Inc. | Fremont, CA | +1 510 6591779 | www.crosselectrical.com | | |
| 32170 | United States | Croton Energy Group Inc | 75 South Riverside Avenue, Croton-on-Hudson, NY 10520 | +1 914 8624177 | www.crotonenergy.com | | |
| 32171 | United States | Crowder Constructors, Inc. | 6425 Brookshire Blvd, Charlotte, NC 28216 | +1 800 8492966 | www.crowderusa.com | | |
| 32172 | United States | Crown Contracting, Inc. | 7311 Hopi Trail, Yucca Valley, CA 92284 | +1 760 2031733 | www.crowncontractingonline.com | | |
| 32173 | United States | Crown Solar Electric | 1534 N Moorpark Rd, Thousand Oaks, CA 91360 | +1 800 4416157 | crownsolarelectric.com | | |
| 32174 | United States | Crown Solar Energy | | +1 352 3743268 | https://crownsolarenergy.com | | |
| 32175 | United States | Crown Voltage | Oregon | +1 360 6660995 | crownvoltageinc.com | | |
| 32176 | United States | crSolar Energy Solutions | 100 West Pflugerville Pkwy Suite 110, Pflugerville, TX, 78660 | +1 512 7790909 | www.crsolar.com | | |
| 32177 | United States | CrumpSolartech Ltd | 421 Broome St., New York, NY 10013 | +1 646 9487486 | crumpsolartech.com | Yaskawa - Solectria Solar, Fronius International GmbH | |
| 32178 | United States | CS Energy | 2045 Lincoln Highway, Edison, NJ 08817 | +1 732 8604660 | https://www.csenergy.com | SMA Solar Technology AG, ABB Italy S.p.A., SolarEdge Technologies, Ltd., Schneider Electric SA | |
| 32179 | United States | CS Koida LLC | 6513 Mid Cities Avenue, Beltsville, MD 20705 | +1 301 4771436 | cskoida.com | | |
| 32180 | United States | California Solar Electric | 1932, Eastman Ave, #109, Ventura, CA, 93003 | +1 805 6407903 | californiasolarelectric.com | | |
| 32181 | United States | Colorado Solar Energy | 19000, Mountain View Drive, Buena Vista, CO, 81211 | +1 719 3950191 | coloradosolarenergy.net/ | SMA Solar Technology AG, Fronius International GmbH, Magnum Energy, Inc., Enphase Energy, Inc., SolarEdge Technologies, Ltd., Schneider Electric SA | |
| 32182 | United States | California Solar Installers | Newport Beach, CA, 92660 | +1 855 3463888 | californiasolarinstallers.com | Hanwha Q CELLS GmbH, Mitsubishi Heavy Industries Ltd., Panasonic Corporation (Sanyo), LG Electronics, Inc., Mission Solar Energy | Enphase Energy, Inc., SolarEdge Technologies, Ltd. |
| 32183 | United States | Complete Systems Incorporated | 2021 Shipley Dr. Unit K Salisbury, MD 21801 | +1 410 6776773 | www.completesyscorp.com | | |
| 32184 | United States | CSI Electrical Contractors | 10623 Fulton Wells, Santa Fe Springs, CA 90670 | +1 562 9460700 | www.csielectric.com | | |
| 32185 | United States | CSI Sun | 869 North Main Street, Highland, WI 53543 | +1 608 9294043 | www.csisun.com | | |
| 32186 | United States | CSS On Demand Electrical | 148 Research Drive, Unit E, Milford, CT 06460 | +1 203 2833434 | https://www.cssondemandelectrical.com | | |
| 32187 | United States | Connecticut Electrical Services LLC | 16 Pamanata Meadows, Beacon Falls, CT 06403 | +1 203 7239052 | www.ctelectrical.com | SMA Solar Technology AG | |
| 32188 | United States | CleanTech Energy Solutions, Inc. | Oceanside, CA, 92058 | +1 888 7652766 | www.go-cleantech.com | | Panasonic Corporation (Sanyo), LG Electronics, Inc., Silfab Solar Inc. |
| 32189 | United States | Cummings Electrical Inc. | 14900 Grand River Road, Ste 124, Ft. Worth, TX 76155 | +1 817 3555300 | www.cummingselec.com | | |
| 32190 | United States | Cupertino Electric, Inc. | 1132 North Seventh Street, San Jose, CA 95112 | +1 877 7474234 | www.cei.com | | |