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| Nippon Chemi con - Nippon Chemicon / United Chemi-Con / Marcon | |
| Alpha / Xicon / Fastron /Arcol | ||
| EPCOS, Inc. | ||
| ASC Capacitors | ||
| Seacor | ||
| LCR Electronics | ||
| American Capacitor Corporation | ||
| Vimex International Corporation | ||
| Nichicon | ||
| Elpac | ||
| Nissei Arcotronics / Nissei Denki America | ||
| Commonwealth Sprague | ||
| Bishop Electronics Corporation | ||
| Evox Rifa, Inc. / Evox Rifa | ||
| Panasonic Industrial Components | ||
| WIMA, Wilhelm Westermann | ||
| CGE | ||
| Paccom Electronics | ||
| Tecate Industries | ||
| Vimtronic, Inc. | ||
| Illinois Capacitor | ||
| Southern Electronics | ||
| Cornell Dubilier Electronics (CDE) | ||
| Ventronics | ||
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