| Abbreviation | Definition |
|---|---|
| CEPALCO | Cagayan Electric Power & Light Company |
| CEPC | Cairo Electricity Production Company |
| CEPD | Colorado Electronic Product Design |
| CEPG | Canadian Educational Property Group |
| CEPI | Civil Engineering Professionals Inc |
| CEPOC | Coastal Eagle Point Oil Company |
| CEQPIP | Cat Ellington Quill Pen Ink Publishing |
| CER | Compassionate Emergency Repatriation |
| CES | Career Employment Services |
| CES | Cesaroni Employment Services |
| CES | Christian Educational Services |
| CES | Commonwealth Employment Sevice |
| CES | Contractor Equipment Supply |
| CESC | Community Energy Services Corporation |
| CESCO | Central Electricity Supply Company of Orissa |
| CESI | Cole Engineering Services Inc |
| CESI | Communications And Electrical Supplies Inc |
| CEST | Coleman Enterprise Software Technology |
| CET | Cumberland Emerging Technologies |
| CETA | Calcutta Electric Traders Association |