- A C Mfg & Metal Forms
- A-1 Spring Co
- Ace Spring Svc Inc
- Ace Spring Svc Inc
- Alloy Spring Products
- Autumn Spring Corp
- Autumn Spring Corp
- C R Springs Inc
- Charles Williams Texas Spring
- Colonial Handee Spring
- Colonial Spring Co
- Computerized Spring Industries
- Dabko Industries Inc
- Dal-Mar Spring Inc
- Deep South Spring & Blade Inc
- Deka Enterprises
- Dynamic Manufacturing Co
- EMCO Spring Co
- Excel Spring & Stamping
- Four Slide Spring Products Inc
- Fulton Spring Svc
- Jack Swanson Co
- John Oechsner Co
- Lee Spring Co
- M K Mfg
- Mustang Wire Products
- Okalahoma Precision Spring
- Paragon Tool & Mfg
- Springco INDUSTRIES Inc
- Springfield Spring Corp
- Suhm Spring Of Dallas Inc
- UCF America
- Utica Spring Co
- Weir Assn