Electrical Socket Manufacturers
| J Custom Supply Inc (Baton Rouge, LA) |
| Kemlon Products/Development Co (Pearland, TX) |
| Marathon Special Products (Bowling Green, OH) |
| Metric Machining (Ontario, CA) |
| Ortronics Inc (New London, CT) |
| Panduit Corp (Troy, MI) |
| Panduit Corp (New Lenox, IL) |
| Panduit Corp (Fond du Lac, WI) |
