GAVI Alliance
http://www.gavialliance.org/
PATH
http://www.path.org/
Department for International Development
http://www.dfid.gov.uk/
Meningitis Research Foundation
http://www.meningitis.org/
WaterAid
http://www.wateraid.org/
Tearfund
http://www.tearfund.org/
Gates Foundation
http://www.gatesfoundation.org/
Save the Children
http://www.savethechildren.org.uk/
Labour Campaign for International Development
http://lcid.org.uk/
Conservative Friends for International Development
http://www.conservatives4development.org.uk/
International Vaccines Access Centre, John Hopkins University
http://www.jhsph.edu/research/centers-and-institutes/ivac/