- CEDRIC - Interactivité pour Lire et Jouer
- CSIRO Information and Commuciation Technologies
- Carleton University
- Carnegie Mellon University [Pittsburgh]
- Catholic University of Leuven = Katholieke Universiteit Leuven
- Center for Advanced Studies and Research in Information and Communication Technologies & Society
- Centre d'études et de recherche en informatique et communications
- Centre for Informatics and Systems
- Centre for Sustainable Energy
- Centrum Wiskunde & Informatica
- Chang'an University
- Chiang Mai University
- Chinese Academy of Sciences [Beijing]
- Chubu University
- Chung-Ang University [Seoul]
- College of Arts, Media and Technology [Chiang Mai]
- College of Computer Science
- College of Computer and Information Science, Northeastern University
- Commonwealth Scientific and Industrial Research Organisation [Australia]
- Communication University of China
- Computing Science Department [Edmonton]
- Conservatoire National des Arts et Métiers [CNAM]
- Coventry University
- Create [Vienne]
- Curtin Institute for Computation
- Curtin University
- Czech Academy of Sciences [Prague]