Motor Winding Manufacturers
| Cincinnati Belting & Trans (Cincinnati, OH) |
| City Electric (Ann Arbor, MI) |
| City Electric Supply (Selma, NC) |
| City Electric Supply (Morristown, TN) |
| City Electric Supply (Orlando, FL) |
| City Electric Supply Co (Altamonte Spring, FL) |
| City Electrical Supplies (Woodstock, GA) |
| City Electrical Supply (Eatonton, GA) |
| Cleary Boat & Motor Co (Marquette, MI) |
| Cleveland Electric Company (Atlanta, GA) |
| Clifford Power Systems (Oklahoma City, OK) |
| Clifton Power Co (Spartanburg, SC) |
| CME Corp (Mount Pleasant, MI)
Manufacturer |
| Coastal Generators Inc (Pensacola, FL) |
| Cober Muegge Llc (Norwalk, CT) |
| C-O-D Outboard Marine (Grant, FL) |
| Coen Electric (Coolville, OH) |
| Cogentrix Energy (Battleboro, NC) |
| Community Motors (New Caney, TX) |
| Compressor Professor (Clearwater, FL) |
| Computer Technology Corp (Southfield, MI) |
| Concord Electric Supply (Lynn, MA) |
| Condisco Inc (Park Ridge, IL) |
| Conniff's Power Equipment (Richmond, IN) |
| Construction Tool Svc Inc (State College, PA) |
