California Academy of Sciences

California Council on Science and Technology

California Institute of Technology

California State Polytechnic University

California State University

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 Light Source

Canadian Medical Association Journal

Canadian Science Publishing (NRC Research Press)

Cancer Research UK

CancerCare

Canterbury Christ Church University

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 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, 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

Cedars-Sinai Medical Center

Cell Press

Cell Transplantation Center of Excellence for Aging and Brain Repair

Census of Marine Life

Center for Computational Simulation

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

Cheetah Conservation Fund

Cherenkov Telsecope Observatory

Children's Hospital & Research Center at Oakland

Children's Hospital Boston

Children's Hospital Los Angeles

Children's Hospital of Philadelphia

Children's National Medical Center

Chinese Academy of Sciences

Cincinnati Children's Hospital Medical Center

CIRAD

City College of New York

City University London

City University of Applied Sciences

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

Colorado State University

Columbia Business School

Columbia University

Columbia University Irving Medical Center

Columbia University Medical Center

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

Consumer Wellness Center

CORDIS

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

CUNY Advanced Science Research Center

Curtin University