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| Arcolectric Corporation | |
| Shogyo International Corp | ||
| C&K Components | ||
| Highly Electric Company | ||
| Hakuto America (formerly Shigma, Inc.) | ||
| DNA Group, Inc. | ||
| CTS Corporation 905 West Boulevard North - Elkhart, IN 46514 USA - - | ||
| CW Industries | ||
| Gardner Bender - - - | ||
| Thomas & Betts (T&B) / Augat / Alcoswitch | ||
| Switch Channel | ||
| Judco Manufacturing | ||
| Panasonic Industrial Components | ||
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