TCEI
| Acronym | Definition |
|---|---|
| TCEI | Texas Crude Energy, Inc. (Houston, TX) |
| TCEI | Texas Communications Expo Inc. (Dallas, TX) |
| TCEI | Toyota Carrelli Elevatori Italia (Italian: Toyota Forklifts Italy; industrial equipment manufacturer) |
| TCEI | Teaching Competency and Effectiveness Index (education) |
| TCEI | Telus Communications Edmonton, Inc. (Canada) |
| TCEI | The Creative Edge, Inc. (Kankakee, IL) |
| TCEI | Tissue and Cellular Engineering Initiative |