- CA-MI S.r.l.
- CA3, Uninova, Campus New University of Lisbon|FC
- CAS & MWR
- CAS Software AG
- CAS Software [Karlsruhe]
- CCI Tulle, Immeuble Consulaire du Puy-Pinçon
- CEA Tech Hauts-de-France
- CEA Tech en régions
- CEDOC - Department of Rheumatology
- CEDRIC. Optimisation Combinatoire
- CEETEPS - College of Technology Zona Leste
- CEFET-RJ
- CELS - Research Center on Logistics and After-Sales Service
- CELS - Research Center on Logistics and After-Sales Service, University of Bergamo
- CELS - Research Center on Logistics and After-Sales Services
- CELS - Research Group on Industrial Engineering, Logistics and Services Operations
- CEMEX
- CEMEX Research Group AG
- CEMOP
- CENTRO STUDI PLINIUS
- CERCLH - Conseil et accompagnement des établissements de santé
- CERN [Genève]
- CESI : groupe d’Enseignement Supérieur et de Formation Professionnelle
- CESNET [Prague]
- CETEHOR [Département technique du Comité FRANCECLAT]
- CEntre Technique des Industries Mécaniques - Cetim (FRANCE)
- CIDESI Texas
- CIDISI
- CIEB-ISEL
- CIGIP
- CIGIP (Centro de Investigación Gestión e Ingeniería de Producción), Dpto. Organización de Empresas, Escuela Politécnica Superior de Alcoy
- CIPEL
- CLAAS Selbstfahrende Erntemaschinen GmbH
- CMA Henan Key Laboratory of Agrometeorological Support and Applied Technique
- CMP-GC
- CNR - Institute of Complex Systems
- CNR Istituto di Scienza e Tecnologie dell’Informazione “A. Faedo” [Pisa]
- CNR-ITIA
- COFCO Feed
- COMSATS Institute of Information Technology [Islamabad]
- COMmunications NUMériques - IEMN
- COnception de l'ACTIon en Situation
- CPFL Energia
- CRIQ (Québec Industrial Research Centre)
- CSE Department, College of Engineering, Qatar University, PO BOX 2713, Doha, Qatar
- CSIRO Agriculture Flagship
- CSIRO Digital Productivity Flagship
- CSIRO Land and Water
- CSIRO Mineral Resources
- CSIRO Ocean and Atmosphere Flagship
- CSIRO: Digital Productivity and Services
- CTS - Uninova
- CTS - Uninova and Faculdade de Ciências e Tecnologia
- CTS, UNINOVA – Campus FCT|UNL
- CTS-UNINOVA
- CTS|UNINOVA, Faculty of Sciences and Technology
- CUMT
- CY Cergy Paris Université
- Cadesis
- Cadmes
- Cairo University
- California State University [Long Beach]
- Cambridge University
- Camilo Castelo Branco University
- Canada Research Chair in Interconnected Business Engineering
- Cape Groep
- Capgemini
- Capgemini [Toulouse]
- Capital Normal University [Beijing]
- Cardiff Business School
- Cardiff School of Engineering
- Cardiff University
- Carel Industries
- Carl Von Ossietzky Universität Oldenburg = Carl von Ossietzky University of Oldenburg
- Carleton University
- Carlsberg Fondation = Carlsbergfondet [Copenhague]
- Carnegie Mellon University [Pittsburgh]
- Carnegie Mellon University [Silicon Valley]
- Cassa di Risparmio di Asti s.p.a.
- Catholic University of Leuven = Katholieke Universiteit Leuven
- Cedrat Technologies
- Center for Advanced Security Research Darmstadt [Darmstadt]
- Center for Computacional and Stochastic Mathematics
- Center for Enterprise Sciences (BWI)
- Center for Exact and Technological Science, Univates
- Center for GeoBioSciences, GeoTechnologies and GeoEngineering
- Center for Industrial Production
- Center for Innovation in Electrical and Energy Engineering [Lisboa]
- Center for Popularization of Agricultural Machinery Technology
- Center for Precision Metrology, Dept. of ME&ES
- Center for Product-Innovation
- Center for Telematics and Information Technology (CTIT)
- Center of Electronics Optoelectronics and Telecommunications [Faro]
- Center of Technology and Systems
- Central Institute for Meteorology and Geodynamics [Vienna]
- Central Police University
- Central South University [Changsha]
- Central Switzerland Center
- Centrale Lille
- CentraleSupélec
- Centre François Viète : épistémologie, histoire des sciences et des techniques - EA1161
- Centre G2I
- Centre Génie Industriel
- Centre Interuniversitaire de Recherche sur les Réseaux d'Entreprise, la Logistique et le Transport
- Centre National de la Recherche Scientifique
- Centre National des Techniques Spatiales
- Centre Suisse d'Electronique et Microtechnique SA
- Centre Suisse d'Electronique et de Microtechnique S.A.
- Centre Suisse d'Electronique et de Microtechnique SA [Neuchatel]
- Centre d'Etude et de Recherche Travail Organisation Pouvoir
- Centre d'études et de recherche en informatique et communications
- Centre d'études et de recherches appliquées à la gestion
- Centre de Développement des Technologies Avancées
- Centre de Gestion Scientifique i3
- Centre de Génie Industriel et Informatique
- Centre de Recherche Clermontois en Gestion et Management
- Centre de Recherche en Automatique de Nancy
- Centre de Recherche en Informatique de Paris 1
- Centre de Recherches et d'Etudes Interdisciplinaires sur le Développement Durable
- Centre de recherche en économie et management
- Centre de recherche et d'études en gestion
- Centre de recherche sur l'Information Scientifique et Technique
- Centre de recherche sur le travail et le développement
- Centre for Advanced Manufacturing Technologies (CAMT), Institute of Production Engineering and Automation
- Centre for Aerospace Manufacturing
- Centre for Applied Research in Information Systems
- Centre for Cybercrime and Computer Security [Newcastle]
- Centre for Digital Systems
- Centre for Ecology and Hydrology [Lancaster]
- Centre for Energy and Environment Research
- Centre for Enterprise Architecture Research and Management
- Centre for Industry and Innovation Studies
- Centre for Innovation Research [Stavanger]
- Centre for Interactive Systems Research
- Centre for Management Research Denkendorf
- Centre for Marine Technology and Ocean Engineering
- Centre for Product Design and Manufacturing
- Centre for Quantum Computation and Intelligent Systems [Sydney]
- Centre for Research and Technology Hellas [Athènes]
- Centre for Software Reliability
- Centre of Physics of the University of Minho
- Centre of Technology and Systems
- Centre of Technology and Systems, CTS, UNINOVA
- Centre of Technology and Systems, Faculdade de Ciências e Tecnologia
- Centre universitaire de formation et de recherche Jean-François Champollion - JFC (FRANCE)
- Centro Algoritmi [Guimarães]
- Centro Estadual de Educação Tecnológica Paula Souza
- Centro Interuniversitário de História das Ciências e da Tecnologia
- Centro Interuniversitário de História das Ciências e da Tecnologia [Caparica]
- Centro Nacional de Microelectronica [Spain]
- Centro Ricerche Fiat
- Centro Universitário das Faculdades Metropolitanas Unidas = University Center of United Metropolitan Faculties
- Centro de Electrónica, Optoelectrónica e Telecomunicações, Departamento de Física
- Centro de Estudos de Doenças Crónicas
- Centro de Física Nuclear da Universidade de Lisboa
- Centro de Informática e Tecnologia Informação
- Centro de Integração e Inovação de Processos
- Centro de Investigación de Gestión e Ingenieria de la Producción [Valencia]
- Centro de Investigación de Gestión e Ingeniería de la Producción
- Centro de Investigación en Gestión e Ingeniería de Producción [Valencia]
- Centro de Investigação em Energia REN-State Grid, S. A.
- Centro de Investigação em Sociologia Económica e das Organizações
- Centro de Tecnologia da Informação Renato Archer - CTI, Rodovia Dom Pedro I, Km 143,5
- Centro di Ateneo di Studi e Attività Spaziali “Giuseppe Colombo”
- Cetim
- Chair for Information Systems, esp. ystems Engineering
- Chair of Quality Engineering
- Chalmers University of Technology [Gothenburg, Sweden]
- Chalmers University of Technology [Göteborg]
- Changchun Institute of Technology
- Changchun University
- Changchun University of Science and Technology
- Changjiang Water Resources Commission
- Changshu Institute of Technology
- Chang’an University
- Charles Darwin University [Australia]
- Chebyshev Laboratory
- Chelyabinsk State University
- Chemnitz University of Technology | Technische Universität Chemnitz
- Chengdu University of Technology
- Chercheur indépendant
- Chernihiv National University of Technology
- Chernihiv State Technological University
- Chernyshevsky Saratov National Research State University [Saratov]
- Chiang Mai University
- Chiba Institute of Technology
- Chiba University Hospital
- Chihuahua Institute of Technology
- China Academy of Agricultural Sciences
- China Aerodynamics Research and Development Center
- China Aerospace Construction Group Co., Ltd
- China Agricultural University
- China Agriculture University Net Center
- China Agriculture University [Beijing]
- China Earthquake Administration
- China Electric Power Research Institute
- China Food Industry Promotion Center
- China Great-Wall Computer Shenzhen
- China Information Technology Security Evaluation Center
- China Institute of Defense Science and Technology [Beijing]
- China Institute of Water Resource and Hydropower Research [Beijing]
- China Institute of Water Resources and Hydropower Research
- China Machinery Industry Information & publication
- China Medical University Hospital
- China Medical University Taichung
- China Meteorological Administration
- China Meteorological Bureau
- China National Electric Apparatus Research Institute
- China National Institute of Standardization [Beijing]
- China National Petroleum Corporation [Beijing]
- China National Research Center of Intelligent Equipment for Agriculture [Beijing]
- China National Tobacco Corporation
- China Research Center for Agricultural Mechanization Development [Beijing]
- China Seismological Bureau
- China University of Geosciences [Beijing]
- China University of Mining and Technology
- China-EU Center for Information and Communication Technologies in Agriculture [Beijing]
- Chinese Academy of Agricultural Engineering
- Chinese Academy of Agricultural Mechanization Sciences
- Chinese Academy of Agricultural Sciences
- Chinese Academy of Agriculture Engineering
- Chinese Academy of Agriculture Mechanization Sciences
- Chinese Academy of Agriculture Science
- Chinese Academy of Agriculture sciences
- Chinese Academy of Forestry
- Chinese Academy of Geological Sciences [Beijing]
- Chinese Academy of Sciences [Beijing]
- Chinese Academy of Sciences [Changchun Branch]
- Chinese Academy of Surveying and Mapping
- Chinese Academy of Tropical Agricultural Sciences
- Chinese Land Surveying and Planning Institute
- Chinese Meteorology Administration [Beijing]
- Chonbuk National University
- Chongqing Jiaotong University
- Chongqing Technology and Business University
- Chongqing University [Chongqing]
- Chongqing University of Arts and Sciences
- Chongqing University of Posts and Telecommunications
- Chonnam National University
- Chonnam National University [Gwangju]
- Chosun University
- 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
- Chronic Diseases Research Center
- Chung-Ang University
- Chung-Ang University [Seoul]
- Chungju National University
- Chuo University
- Chur University of Applied Sciences
- Ciaotech Srl
- Cie3 - Center for Innovation in Electrical and Energy Engineering
- Cimpa Limited [Bristol]
- Cisco Systems
- Cismet
- City College [Changchun]
- City College [International Faculty of the University of Sheffield]
- City University London
- City University London, Cass Business School
- City University of London
- Clausthal University of Technology
- Clayton School of IT
- Clemson University
- Clermont Recherche Management
- Coburg University of Applied Sciences and Arts
- Cochin University of Science and Technology
- Cognizant Technology Solutions [Kolkata]
- Collaborative Innovation Center of Grain Production Capacity Improvement in Heilongjiang Province
- Collecte Localisation Satellite
- College of Agricultural, Consumer and Environmental Sciences [Illinois]
- College of Agriculture
- College of Agronomy
- College of Agronomy - State Key Laboratory of Crop Biology [Taian]
- College of Agronomy Heilongjiang Bayi Agricultural University
- College of Agronomy [Shaanxi]
- College of Civil Engineering [Zhengzhou]
- College of Computer and Information Engineering [Hohhot]
- College of Computer and Information Science [Chongqing]
- College of Economics and Management [Beijing]
- College of Economics and Management [Yangling]
- College of Electrical Engineering [Zhejiang]
- College of Engineering
- College of Engineering [Beijing]
- College of Engineering [Shenyang]
- College of Engineering and Science [Louisiana]
- College of Engineering, Mathematics and Physical Sciences [Exeter]
- College of Geoscience and Surveying Engineering [Beijing]
- College of Heilongjiang Province
- College of Horticulture Science and Engineering
- College of Humanities and Sciences [Changchun]
- College of Informatics [Guangdong]
- College of Informatics [Wuhan Hubei]
- College of Information Engineering
- College of Information Engineering [Beijing]
- College of Information Science and Engineering
- College of Information Science and Technology [Baoding]
- College of Information Sciences and Technology
- College of Information Technology Heilongjiang Bayi Agricultural University
- College of Information and Electrical Engineering
- College of Information and Electrical Engineering [Beijing]
- College of Information and Technology Science [Jilin]
- College of Information and Technology [Heilongjiang Bayi]
- College of Life Information and Instrument Engineering
- College of Marine Science [Shanghai]
- College of Mathematics and Computer Science
- College of Mathematics, Physics and Information Engineering [Jinhua]
- College of Mechanical Engineering and Applied Electronics Technology
- College of Mechanical Science and Engineering [Changchun]
- College of Mechanical and Electrical Engineering [Baoding]
- College of Mechanical and Electrical Engineering [Wuhan]
- College of Mechanical and Electronic Engineering [Taian]
- College of Mechanical and Electronic Engineering [Yangling]
- College of Science [Beijing]
- College of Technology
- College of Water Conservancy Engineering [Tianjin]
- College of Water Conservancy Vocational College
- College of Water Conservancy and Civil Engineering
- College of Water Resources and Civil Engineering [Beijing]
- College of mechanical Engineering [Shenyang]
- Collinstown Ind. Estate
- Collège du Management de la Technologie [Lausanne]
- Collège of information Engineering
- Colombian Center of Excellence and Appropriation on Big Data and Data Analytics
- Colorado State University [Fort Collins]
- Combination of approaches to the security of infinite states systems
- Comenius University in Bratislava
- Comision de Investigaciones Cientificas de la Provincia de BsAs
- Comisión de Investigaciones Científicas [Buenos Aires]
- Comité Francéclat
- Commissariat à l'énergie atomique et aux énergies alternatives
- Commissariat à l'énergie atomique et aux énergies alternatives - Laboratoire d'Electronique et de Technologie de l'Information
- Commission Européenne
- Commitment AS
- Commitment AS [Lysaker]
- Commonwealth Scientific and Industrial Research Organisation [Canberra]
- Companhia de Equipamentos Industriais
- Companhia de Saneamento Básico do Estado de São Paulo
- Complejo Hospitalario Universitario de Albacete
- Complex Systems and Artificial Intelligence Research Centre
- Computational Intelligence Research Group
- Computer Engineering Department
- Computer Graphics and HCI Group [Kaiserslautern]
- Computer Science Department
- Computer Science [Louisiana]
- Computer Science and Communications Research Unit [Luxembourg]
- Computer Science and Information Technology
- Computer and Automation Research Institute [Budapest]
- Conception Collaborative et Intégrée
- Conception Produit Process
- Conception collaborative
- Concordia Institute for Information Systems Engineering
- Concordia University [Montreal]
- Consejo Nacional de Investigaciones Científicas y Técnicas [Buenos Aires]
- Consejo Superior de Investigaciones Cientificas [España] = Spanish National Research Council [Spain]
- Conservatoire National des Arts et Métiers [CNAM]
- Consiglio Nazionale delle Ricerche
- Consiglio Nazionale delle Ricerche [Milano]
- Construction Ressources Environnement Aménagement et Habitat durables [Pessac]
- Consultative Group on International Agricultural Research [CGIAR]
- Contact Software [Bremen]
- Conti Temic Microelectronic GmbH
- ContiAsia [Beijing]
- Continental Capital
- Copenhagen Business School [Copenhagen]
- Core Innovation and Technology O.E
- Corporación Educacional Nagüilán
- Corporate technology Siemens
- Corvinus University of Budapest
- Costa Rica Institute of Technology [Cartago]
- Council for Scientific and Industrial Research [Pretoria]
- Council for Scientific and Industrial Research [South Africa]
- Countryside and Community Research Institute [Cheltenham]
- Coventry University
- Cracow University of Technology
- Cranfield University
- Creative Tree Lab
- Crisis Management and Disaster Response Centre of Excellence
- Critical Health [Coimbra]
- Croatian Academy of Sciences and Arts in Diaspora and Homeland
- Cruzeiro do Sul University-UNICSUL
- Cryptography and Computeralgebra, Department of Computer Science
- Cummins Ltd. [Darlington]
- Customer Innovation Centre, Thales Communications & Security
- Cyntelix Corporation Ltd.
- Czech Academy of Sciences [Prague]
- Czech Centre for Science and Society
- Czech Environmental Information Agency
- Czech Hydrometeorological Institute
- Czech Institute of Informatics, Robotics and Cybernetics [Prague]
- Czech Space Office
- Czech Statistical Office
- Czech Technical University in Prague
- Czech University of Life Sciences Prague
- Câmara Municipal de Évora
- centre universitaire de Khenchela
- codematix GmbH