| ||
|
| E A-R Specialty Composites | |
| Soundown Corp. | ||
| Interfoam | ||
| 3M | ||
| Western Rubber and Supply, Inc. | ||
| Dynamic Control | ||
| Piqua Technologies, Inc. 1620 South Main Street - P.O. Box 740 - Piqua, OH 45356 USA - | ||
| Soundcoat | ||
| Sorbothane Inc. | ||
| ABD Technology | ||
| Paragon Manufacturing Inc. (PMI) | ||
| ||