| Abbreviation | Definition |
|---|---|
| ELRNF | Elron Electronic Industries, Inc. |
| ELSE | Electro Sensors, Inc. |
| ELSI | Electrosource, Inc. |
| ELSO | Elsinore Corporation |
| ELST | Electronic System Technologies, Inc. |
| ELTE | ELITE Information Group, Inc. |
| ELTK | Eltek, LTD. |
| ELTP | Electropure, Inc. |
| ELTX | Eltrax Systems, Inc. |
| ELUX | Electrolux Aktiebolaget |
| ELXC | Elexis Corporation |
| ELXS | E L X S I Corporation |
| EMAK | Equity Marketing, Inc. |
| EMBM | Empire Banc Corporation |
| EMBR | Embryo Development Corporation |
| EMBU | E M B Corporation |
| EMBUE | E M B Corporation |
| EMBX | Embrex, Inc. |
| EMCC | European Micro Holdings, Inc. |
| EMCF | Emclaire Financial Corporation |