| company | role | hq | verified |
| CLEARWATER POOLS & SPAS | DIST | Jacksonville, NC (US) | 2 mfrs |
| CLEARWATER POOL SUPPLIES & SERVICE INC | DIST | Covington, LA (US) | 2 mfrs |
| CLEVELAND HERMETIC & SPLY INC | DIST | Avon, OH (US) | 2 mfrs |
| CLOUD SUPPLY | DIST | Mesa, AZ (US) | 2 mfrs |
| COAST PUMP & SUPPLY CO | DIST | Venice, FL (US) | 2 mfrs |
| COLORADO POOLSCAPES INC | DIST | Glenwood Springs, CO (US) | 2 mfrs |
| COLUMBIA POOL & SPA | DIST | Columbia, MO (US) | 2 mfrs |
| COLUMBUS AUTOMATIC SPRAY | DIST | Columbus, OH (US) | 2 mfrs |
| COLUMBUS CLIMATE CONTROLS CO | DIST | Columbus, OH (US) | 2 mfrs |
| COMFORT AIR CONTROL | DIST | Scottsbluff, NE (US) | 2 mfrs |
| COMMERCIAL AQUATIC ENGINEERING | DIST | Eden Prairie, MN (US) | 2 mfrs |
| COMMERCIAL AQUATIC SERVICES | DIST | Olathe, KS (US) | 2 mfrs |
| Commercial Electric Motor Service, Inc. cemsi.net | DIST | St. Louis, MO (US) | 2 mfrs |
| COMMERCIAL ENERGY SPECIALISTS | DIST | Jupiter, FL (US) | 2 mfrs |
| CONDO ELECTRIC motorsandpumps.com | DIST | Hialeah, FL (US) | 2 mfrs |
| CONTEMPORARY WATERCRAFTERS | DIST | Gaithersburg, MD (US) | 2 mfrs |
| CONTRACTORS HEATING & SPLY INC | DIST | Colorado Springs, CO (US) | 2 mfrs |
| CONTRACTORS HVAC SUPPLY INC | DIST | Salt Lake City, UT (US) | 2 mfrs |
| COOKE COUNTY WINAIR CO | DIST | Gainesville, TX (US) | 2 mfrs |
| CORKEN STEEL PRODUCT | DIST | Louisville, KY (US) | 2 mfrs |