| Abbreviation | Definition |
|---|---|
| EBSCO | Elton B. Stephens COmpany |
| EBSI | Emergtech Business Solutions Inc |
| EBV | East Bay Vivarium |
| EC | Electrical Contractor |
| EC | Emergent Company |
| ECA | Education Corporation of America |
| ECA | Electronic Commerce Australia |
| ECA | Electronic Corporation Of America |
| ECA | Energy Corporation of America |
| ECA | Environmental Corporation of America |
| ECAR | East Central Area Reliability |
| ECC | Capital Corporation |
| ECC | Escondido Cycle Center |
| ECCI | Engineering Compliance Construction Inc |
| ECCI | Esnard Computer Consultants Inc. |
| ECCI | Executive Cleaning Co Inc |
| ECD | Equity credit line |
| ECDC | East Coast Diversified Corp |
| ECDC | Eastern Cape Development Corporation |
| ECDC | Eeast Central Development Corporation |