Name
 | URL | Country
| Market Cap (US$)
|
|---|
| Cormetech Inc | | United States | Private |
| CVC, Inc. | http://www.cvc.com | United States | Private |
| Davnor Water Treatment Technologies Ltd. | http://www.davnor.com/ | Canada | Private |
| Delta Dore | http://www.apidore.com | France | Private |
| Deutsch Relays, Inc | http://www.deutschrelays.com | United States | Private |
| Dong Bang Electronic Industiral Co., Ltd. | | South Korea | Private |
| DSP Technology Inc. | | United States | Private |
| E-MON Corporation | http://www.emon.com/ | United States | Private |
| E-T-A Elektrotechnische Apparate GmbH | | Germany | Private |
| Ecolochem, Inc. | http://www.ecolochem.com | United States | Private |
| Electro Industries, Inc. | http://www.electroind.com/ | United States | Private |
| Eltron International, Inc. | http://www.eltron.com | United States | Private |
| Emotron Ab | http://www.emotron.se | Sweden | Private |
| EnerBrite Technologies Group Inc | http://www.enerbrite.com | United States | Public |
| Engineered Controls International, Inc. | http://www.regoproducts.com | United States | Private |
| Environmental Testing Technologies, Inc. | http://www.evtc.com | United States | Private |
| Ergotech Co.,Ltd. | | Japan | Private |
| Eurotherm Controls Inc | http://www.eurotherm.com | United States | Private |
| Eurotherm plc | http://www.eurotherm.com | United Kingdom | Private |
| Fast Heat, Inc | | United States | Private |
|
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