CEII
| Acronym | Definition |
|---|---|
| CEII | Critical Energy Infrastructure Information |
| CEII | Cambridge Examinations and IELTS (International English Language Testing System) International |
| CEII | Creative Enterprises International, Inc. (various locations) |
| CEII | Community Enterprise Investments, Inc. (est. 1974; Pensacola, FL) |
| CEII | Community Environmental Improvement Initiative (Trinidad & Tobago programme) |