ECEI
| Acronym | Definition |
|---|---|
| ECEI | European Conference on Entrepreneurship and Innovation (various locations) |
| ECEI | Engineering Credentials Evaluation International |
| ECEI | École de Coiffure et d'Esthétique de l'Indre (French: School of Hairdressing and Aesthetics of Indre) |
| ECEI | Early Childhood Education Initiative (Aspen Community Foundation) |
| ECEI | Eastern Consolidated Energy, Inc. (research company; Warfield, KY) |