| Center for Innovation Management Studies | Academic & Science |
| Center for Integrated Manufacturing Studies | Academic & Science |
| Center for Intelligent Materials and Systems | Academic & Science |
| Course in Miracles Society | Academic & Science |
| Chemical Ionisation Mass Spectrometer | Academic & Science |
| Conveying Islamic Message Society | Academic & Science |
| Chemical Ionization Mass Spectrometer | Academic & Science |
| Center for Industrial Mathematics and Statistics | Academic & Science |
| Center for Imaging and Mesoscale Structures | Academic & Science |
| Columbus Institute for Math & Science | Academic & Science |
| Chemical ionization mass spectrometry | Academic & Science |
| Certified Investment Management Specialist | Accounts and Finance |
| Comprehensive Information Management System | Business |
| Continuous Improvement in Market Surveillance | Business |
| Commercial Information Management Systems | Business |
| Computer Integrated Management System | Business |
| Ceramic Integrated Measuring System | Business |
| Coalition of Independent Music Stores | Business |
| Collision Industry Management Solutions | Business |
| Carleton Immersive Media Studio | Business |
| Customer Information Management Solution | Business |
| Client Information Management System | Business |
| Communication and Information Management Services | Business |
| Coastal Information Management System | Business |
| CDC Information Management Services | Business |
| Course Inventory Management System | Business |
| Customer Information Management System | Business |
| Common Interest Management Services | Business |
| Certified Industry Management Standard | Business |
| Customer Information Management Solutions | Business |
| Centralised Information and Management System | Business |
| Change Impact Management System | Business |
| Coordinated Incident Management System | Business |
| Cemetery Information Management System | Business |
| Cleaning Industry Management Standard | Business Management |
| Corridor Investment Management Strategy | Business Management |
| Cleaning Industry Management Standards | Business Management |
| Contact Information Management System | Business Management |
| Career Information Management System | Business Management |
| Corrosion Inspection and Management System | Business Management |
| Community Investment Management Services | Community |
| Corwin International Magnet School | Community |
| Coalition for Improving Maternity Services | Community |
| Code Integrity Management System | Computing |
| Certified Internet Marketing Specialist | Computing |
| Continuous Improvement and Monitoring System | Computing |
| College of Information and Mathematical Sciences | Educational Institute |
| College of Information Mathematical Sciences | Educational Institute |
| Crosslinking Induced Mutation Site | General |
| Containerized Ice Making System | General |
| Computer Integrated Manufacturing System | General |
| CDFI Information Mapping System | General |
| Computer Integrated Manufacturing Systems | General |
| Constituent Information Management System | Governmental |
| Courant Institute of Mathematical Sciences | Governmental |
| Cobalt Institute of Math and Science | Governmental |
| Citywide Incident Management System | Governmental |
| Contract Information Management System | Governmental |
| Chesapeake Information Management System | Governmental |
| Chhattisgarh Institute of Medical Sciences | Governmental |
| Chemical Ionisation Mass Spectrometry | Medical |
| Coordinated Incident Management System (NZ) | Medical |
| Current Index of Medical Stores | Medical |
| Care Institute of Medical Sciences | Medical |
| Current Index of Medical Specialities | Medical |
| California Institute of Medical Science | Medical |
| Crisis Information Management Software | Softwares |
| Cyber Identity Management System | Space Science |
