Ca' Foscari University of Venice

California Academy of Sciences

California Council on Science and Technology

California Institute of Technology

California NanoSystems Institute

California Polytechnic State University

California State Polytechnic University

California State University

California State University, Fullerton

Cambridge Centre for Advanced Research and Education in Singapore

Cambridge University Press

Canada Foundation for Innovation

Canadian Astronomical Society

Canadian Cancer Society

Canadian Institute for Advanced Research

Canadian Institute for Substance Use Research

Canadian Light Source

Canadian Medical Association Journal

Canadian Science Publishing (NRC Research Press)

Cancer Research UK

CancerCare

Canterbury Christ Church University

Canterbury Museum

Capitol Technology University

Cardiff University

Cardiovascular Research Foundation

Carleton University

Carlos III University of Madrid

Carnegie Institution for Science

Carnegie Mellon University

Carnegie Mellon University Africa

Carnegie Mellon University Chemical Engineering

Carnegie Mellon University Department of Engineering and Public Policy

Carnegie Mellon University Electrical and Computer Engineering

Carnegie Mellon University Materials Science and Engineering

Carnegie Mellon University Mechanical Engineering

Carnegie Mellon University's Heinz College

Carnegie Mellon University, Department of Biomedical Engineering

Carnegie Mellon University, Department of Chemical Engineering

Carnegie Mellon University, Department of Civil and Environmental Engineering

Carnegie Museum of Natural History

Cary Institute of Ecosystem Studies

Case Western Reserve University

Catalan Institute of Nanoscience and Nanotechnology

Catholic University of the Sacred Heart

Cedars-Sinai Medical Center

Cell Press

Cell Transplantation Center of Excellence for Aging and Brain Repair

Census of Marine Life

Centenary Institute

Center for Computational Simulation

Center for Genomic Regulation

Center for Physical Sciences and Technology

Center for Vital Longevity

Central Michigan University

Central Washington University

Centre for Addiction and Mental Health

Centre for Nanoscience and Nanotechnology

Centrum Wiskunde & Informatica

CERN

CGIAR

Chaffey College

Chalmers University of Technology

Chandra X-ray Center

Chapman University

Charité - Universitätsmedizin Berlin

Charles Darwin University

Charles Sturt University

Charles University

Cheetah Conservation Fund

Chemnitz University of Technology

Cherenkov Telescope Array Observatory

Chiba University

Children Cancer Hospital Egypt 573z57

Children's Healthcare of Atlanta

Children's Hospital & Research Center at Oakland

Children's Hospital Boston

Children's Hospital Los Angeles

Children's Hospital of Philadelphia

Children's National Hospital

Children's National Medical Center

Chinese Academy of Sciences

Chuo University

CIC biomaGUNE

Cincinnati Children's Hospital Medical Center

CIRAD

CiTIUS (Singular Research Center on Intelligent Technologies)

City College of New York

City of Hope National Medical Center

City University London

City University of Applied Sciences

City University of Hong Kong

Clarkson University

Clean Arctic Alliance

Clemson University

Clemson University College of Engineering and Science

Cleveland Clinic

Cleveland Museum of Natural History

CNRS

Cognitive Neuroscience Society

Cold Spring Harbor Laboratory

College of Agricultural, Consumer and Environmental Sciences at the University of Illinois Urbana-Champaign

Colorado State University

Columbia Business School

Columbia Climate School

Columbia University

Columbia University Irving Medical Center

Columbia University Medical Center

Columbia University Quantum Initiative

Columbia University School of Engineering and Applied Science

Columbia University's Mailman School of Public Health

Commonwealth Fund

Community of European Solar Radio Astronomers

Complexity Science Hub Vienna

Concordia University

Conservation International

Constructor University

Consumer Wellness Center

CORDIS

Corewell Health

Cornell College

Cornell Food & Brand Lab

Cornell University

Cornell University Food & Brand Lab

Cosmostatistics Initiative

Count on Stats

Coventry University

Cranfield University

CREAF

Creighton University

Crop Science Society of America

CSIRO

CU Anschutz Medical Campus

CUECR

CUNY Advanced Science Research Center

CUNY School of Public Health

Curtin University