| Acronym | Definition |
|---|
| CIES | Council for International Exchange of Scholars |
| CIES | Centro de Investigação e Estudos de Sociologia (Portugese) |
| CIES | Centre d'Initiation à l'Enseignement Supérieur (French) |
| CIES | Comparative and International Education Society |
| CIES | Centro Informazione e Educazione allo Sviluppo (Italian: Center for Development Education and Information) |
| CIES | Centre International des Etudiants et Stagiaires (French) |
| CIES | Canada Immigration and Education Services (Calgary, Alberta, Canada) |
| CIES | Centro Informazione ed Educazione Allo Sviluppo |
| CIES | Capital Investment Entrant Scheme (Hong Kong) |
| CIES | Cary Institute of Ecosystem Studies (Millbrook, NY) |
| CIES | Changes in Employment Survey |
| CIES | Common Imagery Exploitation Segment (US DoD) |
| CIES | Congreso Ibero Americano de Energía Solar (Portuguese) |
| CIES | Council-Certified Indoor Environmental Supervisor (American Council for Accredited Certification) |