| Abbreviation | Definition |
|---|---|
| CEI | Components Express Inc |
| CEI | Concrete Express Inc |
| CEI | Creative Engineering Inc |
| CEI | Cupertino Electric Inc |
| CEI | Custom Ecology Inc |
| CEI | Enterprises Inc |
| CEKIN | Centro de Entrenamiento Kinesiol??gico e Intervenci??n Integral, A.C. |
| CEKIN | Centro de Entrenamiento Kinesiológico e Intervención Integral, A.C. |
| CELI | Continuing Education For Licensing Inc |
| CELMA | Committee of EU Luminaires Manufacturers Association |
| CEMC | Carroll Electric Membership Corporation |
| CEMC | Central Electric Membership Corporation |
| CEMC | Comprehensive Equipment Management Corporation |
| CEMC | Cumberland Electric Membership Corporation |
| CEMI | Chesapeake Energy Marketing Inc |
| CENIC | Corporation for Education Network Initiatives in California |
| CEO | Chiropractic Elite Organization |
| CEO | Commercial Electronic Office |
| CEP | Cat Eye Productions |
| CEP | Client Employed Provider |