EESI
| Acronym | Definition |
|---|---|
| EESI | Environmental and Energy Study Institute |
| EESI | École Européenne Supérieure de l'Image (French art school) |
| EESI | Energy and Environmental Systems Institute (Rice University; Texas) |
| EESI | Energy and Environmental Security Initiative (US DoE) |
| EESI | Eindhoven Embedded Systems Institute (Netherlands) |
| EESI | Environmental Engineering and Sustainable Infrastructure (various locations) |
| EESI | Environmental & Engineering Services Inc. (est. 1979; Oregon) |