| Certificateless Registry for Electronic Share Transfer | Academic & Science |
| Center for Research in Extreme Scale Technologies | Academic & Science |
| Core Research for Evolutional Science and Technology | Academic & Science |
| Counselors Reinforcing Excellence for Students in Texas | Academic & Science |
| Counselor Reinforcing Excellence for Students in Texas | Academic & Science |
| Corporate Real Estate Services Training | Business |
| Citizens Radio Emergency Service Teams | Community |
| Cupertino Recognizes Extra Steps Taken | Community |
| City Resources Employing Students Today | Community |
| Crest Radio Emergency Service Teams | Community |
| Courteous Reliable Empathetic Superior And Timely | Community |
| Children Receiving Emotional and Social Therapy | Community |
| Clearwater Recognizes Exceptional Scholastic Talent | Community |
| Center for Research Education Sadhana Training | Community |
| Columbia River Estuary Study Taskforce | Community |
| Center for Renewable Energy and Sustainable Technology | Community |
| Coastal Research in Environmental Science and Technology | Computing |
| Center for Rural Emergency Services and Trauma | General |
| Combined Regional Emergency Services Training | Governmental |
| Cost of Renewable Energy Spreadsheet Tool | Governmental |
| Constitutional Rights Enforcement And Support Team | Governmental |
| Capital Region Emergency Services Telecommunications | Governmental |
| επιτροπή επιστηονικής και τεχνικής έρευνας | International |
| Calcinosis Raynaud Esophagus Sclerosis Teleangiectasia | Medical |
| Carotid Revascularization Endarterectomy versus Stent | Medical |
| Clinical Resource Efficiency Support Team | Medical |
| Cocaine Rapid Efficacy Screening Trial | Medical |
| Collaborative Resources Evolving Services Treatment | Medical |
| Calcinosis Raynaud's Esophagus Sclerodactyly And Telangiectasia | Medical |
| Carotid Revascularization Endarterectomy Stenting Trial | Medical |
| Calcinosis,Raynaud's phenomenon, Esophagial dysmotility, Sclerodactyly and Telangiectasia | Medical |
| Casualty and Resource Estimation Support Tool | Military and Defence |
| Crest Ventures Limited | NSE Company Symbol |
| Citizens Radio Emergency Service Team | Radio Science |
| Commercial Real Estate Structured Transaction | Stock Exchange |
| Center for Research In Engineering Science and Technology | Technology |
| Centers of Research Excellence In Science and Technology | Technology |