| Abbreviation | Definition |
|---|---|
| ESA | employment and support allowance |
| ESA | Employment Services Agency |
| ESA | Employment Support Allowance |
| ESAP | Employment Skills Advancement Program |
| ESARO | Employment Security Appeals Referees Office |
| ESCN | Employee Status Change Notice |
| ESE | Expanded Subsidized Employment |
| ESEP | Employee Scholarship Exemption Program |
| ESI | Employee State Insurance |
| ESI | Employees State Insurance |
| ESIA | Employment Support and Income Assistance |
| ESIC | Employee State Insurance Commission |
| ESIS | Executive Search Information System |
| ESJ | Employment Service Jobcentre |
| ESL | Engagement of Staff and Labour |
| ESM | Employment Specialists of Maine |
| ESO | Employee Stock Option |
| ESO | Employee stock options |
| ESO | Employment Services and Operations |
| ESO | Employment Services Operations |