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| Accurate Screw Machine |   | |
| Active Manufacturing |   | ||
| Anderson Quality Spring Mfg., Inc. |   | ||
| Associated Spring |   | ||
| AW Precision Ltd. |   | ||
| Century Spring Corp. |   | ||
| Coiling Technology Inc. |   | ||
| Firestone Industrial Products Co. |   | ||
| Gallagher Corporation |   | ||
| Helical Products Company Inc. |   | ||
| Hennig |   | ||
| Lee Spring Company |   | ||
| Magnus Mobility Systems, Inc. |   | ||
| Smalley Steel Ring Company |   | ||
| Atlantic Precision Spring, Inc. |   | ||
| Solon Manufacturing |   | ||
| Spring Manufacturing Company |   | ||
| Titan Spring & Wire Products, Inc. |   | ||
| Rolex Co., National Disc Spring Div. 285 Hillside Ave. - Hillside, NJ 07205 USA |   | ||
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