ESNA
| Acronym | Definition |
|---|---|
| ESNA | Energy Storage North America (expo) |
| ESNA | Energy Services Network Association |
| ESNA | Eastern States Numismatic Association |
| ESNA | Economics Society of Northern Alberta (Canada) |
| ESNA | Elastic Stop Nut Corporation of America |
| ESNA | Empire State Numismatic Association |
| ESNA | Epilepsy Specialist Nurses Association (UK) |