- CA-MI S.r.l.
- CAS Institute of Computing Technology
- CERN [Genève]
- CERTH Information Technologies Institute
- CIS and School of Engineering and Technology [Rockhampton]
- CISCO Systems, Inc
- CISTER [Porto]
- COSMOTE S.A.
- Cadesis
- Capgemini Technology Services
- Capital Normal University
- Capital Normal University [Beijing]
- Capital University of Economics and Business
- Cardiff University
- Cardinal Stefan Wyszyński University
- Carl Von Ossietzky Universität Oldenburg = Carl von Ossietzky University of Oldenburg
- Carleton University
- Carlos III University of Madrid
- Catholic University of Leuven = Katholieke Universiteit Leuven
- Cele National Station of Observation and Research for Desert-Grassland Ecosystem
- Center South University of Forestry and Technology
- Center for Applied Research on Soft Computing and Intelligent Systems
- Center for Data Analytics and Biomedical Informatics [Temple University]
- Center for REsearch And Telecommunication Experimentation for NETworked communities
- Center for Ubiquitous Computing [Oulu]
- Central Lab. For Agricultural Expert Systems (CLAES), TEUES
- Central Queensland University
- Central South University [Changsha]
- Central University of Finance and Economics [Beijing]
- Central Washington University
- Centrale Lille
- CentraleSupélec
- Centre Génie Industriel
- Centre National de la Recherche Scientifique
- Centre Tecnològic de Telecomunicacions de Catalunya = Telecommunications Technological Centre of Catalonia
- Centre de Bioinformatique
- Centre de Recherche en Sciences et Technologies de l'Information et de la Communication - EA 3804
- Centre de Recherches et d'Etudes Interdisciplinaires sur le Développement Durable
- Centre for Applied Internet Research
- Centre for Autonomous Systems, University of Lincoln
- Centre for Computational Statistics and Machine Learning
- Centre for Informatics and Systems of the University of Coimbra - CISUC
- Centre for Interactive Systems Research
- Centre for Quantum Computation and Intelligent Systems [Sydney]
- Centre for Research and Technology Hellas
- Centre for Research and Technology Hellas [Athènes]
- Centre of Physics of the University of Minho
- Centro Algoritmi [Guimarães]
- Centro Federal de Educação Tecnológica de Minas Gerais
- Centro Tecnológico Industrias Têxtil Vestuário Portugal
- Centro Unico Regionale Trapianti di Cellule Staminali e Terapie Cellulari “A. Neri”
- Centro de Computação Gráfica
- Centro de Investigacion y de Estudios Avanzados del Instituto Politécnico Nacional
- Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas
- Chair for Artificial Intelligence
- Chang'an University
- Changlin Company
- Changsha Environmental Protetion College Changsha
- Changzhou University
- ChannelSight, Research and Development Center
- Chebyshev Laboratory
- Chengdu University of Technology
- Chercheur indépendant
- China Agricultural University
- China Agricultural University Library
- China Agriculture University Net Center
- China Agriculture University [Beijing]
- China Institute of Marine Industrial Systems Engineering [Beijing]
- China Internet Network Information Center (Chinese Academy of Sciences)
- China Mobile Research Institute
- China National Research Center of Intelligent Equipment for Agriculture [Beijing]
- China Reinsurance (Group) Corporation [Beijing]
- China Unicom
- China University of Geosciences [Beijing]
- China University of Mining and Technology
- China University of Petroleum
- Chinaso Inc
- Chinese Academy of Agricultural Engineering
- Chinese Academy of Agricultural Sciences
- Chinese Academy of Agriculture Science
- Chinese Academy of Agriculture sciences
- Chinese Academy of Forestry
- Chinese Academy of Inspection And Quarantine
- Chinese Academy of Sciences [Beijing]
- Chinese Academy of Sciences [Changchun Branch]
- Chinese Academy of Sciences [Xi’an]
- Chinese Academy of Sciences,College of Hunan
- Chinese Academy of Social Sciences [Beijing]
- Chinese Academy of Surveying and Mapping
- Chinese Center for Disease Control and Prevention
- Chinese People's Liberation Army
- Chongqing Key Laboratory of Digital Agriculture
- Chongqing University of Technology
- Christian Doppler Laboratory for Security and Quality Improvement and Quality Improvement in the Production System Lifecycle
- Christian-Albrechts-Universität zu Kiel = Christian-Albrechts University of Kiel = Université Christian-Albrechts de Kiel
- Christopher Newport University
- Chung-Ang University [Seoul]
- City College [International Faculty of the University of Sheffield]
- City University
- City University of London
- Clemic Services S.A
- Cloud Computing Center [Dongguan]
- Cognition, Action, et Plasticité Sensorimotrice [Dijon - U1093]
- Cognitive Interaction Technology [Bielefeld]
- Cognizant Technology Solutions [Kolkata]
- Coimbatore Institute of Technology
- College of Civil Engineering
- College of Computer Science and Engineering
- College of Computer Science and Information Technology
- College of Computer [Chengdu]
- College of Computer and Information Science [Chongqing]
- College of Computer and Information [Nanjing]
- College of Economics and Management
- College of Engineering
- College of Engineering [Beijing]
- College of Engineering [Pune]
- College of Engineering and Science [Louisiana]
- College of Engineering and Technology
- College of Food Science and Technology [Shangai]
- College of Humanities and Social Sciences
- College of Hunan
- College of Information Engineering [Xiangtan University]
- College of Information Science and Engineering
- College of Information Science and Engineering [Nanning]
- College of Information Technology
- College of Information and Electrical Engineering
- College of Information and Electrical Engineering [Beijing]
- College of Information and Management
- College of Information and Management Science
- College of Informational Science and Technology
- College of Management and Technology - Polytechnic of Porto
- College of Mathematics, Physics and Information Engineering [Jinhua]
- College of Mechanical Engineering
- College of Mechnical and Electronic Engineering
- College of Resources and Environmental Sciences
- College of Traffic Engineering
- College of Urban Construction and Environment Engineering
- College of Veterinary Medicine
- College of Water Conservancy and Civil Engineering
- College of information and management science
- Collège of information Engineering
- Colombian Center of Excellence and Appropriation on Big Data and Data Analytics
- Colorado State University [Fort Collins]
- Commissariat à l'énergie atomique et aux énergies alternatives
- Commonwealth Scientific and Industrial Research Organisation [Canberra]
- Communication University of China
- Computer Laboratory [Cambridge]
- Computer Learning Research Centre [Royal Holloway, University of London]
- Computer Learning Research Centre and Department of Computer Science, Royal Holloway
- Computer Learning Research Centre, Royal Holloway
- Computer Science Department
- Computer Science Department Institute of Engineering - Polytechnic of Porto
- Computer Science PhD Program. Computer Sc. School. La Plata National University
- Computer Science [Louisiana]
- Computer Science and Engineering Department
- Computer Science and Engineering department
- Computer Science and Statistics Department- INE - CTC
- Computer Systems Research Group
- Computer Technology Institute
- Computer, Electrical and Mathematical Sciences and Engineering Division [Thuwal]
- Concordia University [Montreal]
- Consejo Superior de Investigaciones Cientificas [España] = Spanish National Research Council [Spain]
- Consorzio Nazionale Interuniversitario per le Telecomunicazioni [Roma]
- Consorzio RFX, Associazione EURATOM-ENEA sulla Fusione
- Constantine the Philosopher University in Nitra
- Continental Automotive GmbH
- Control and Automation Engineering [Istanbul]
- Coordinación de Ciencias Computacionales [INAOE]
- Corporate technology Siemens
- Council for Scientific and Industrial Research [Pretoria]
- Council for Scientific and Industrial Research [South Africa]
- Council of Agriculture
- Coventry University
- Cranfield University
- Culham Science Centre [Abingdon]
- Curtin Business School
- Curtin University
- Cyprus Institute of Neurology and Genetics
- Cyprus University of Technology
- Czech Academy of Sciences [Prague]
- Czech Technical University in Prague
- commonspace [Athens]