The following are some of the many organizations ICASO has worked with in recent years:
AIDS Accountability International (AAI)
African/Black Diaspora Global Network on HIV/AIDS (ABDGN)
African Services Committee
AfriCASO
Aid for AIDS
Aids Fonds
International HIV/AIDS Alliance (the Alliance)
APCASO
Center for Public Health and Human Rights at Johns Hopkins University (CPHHR)
Caribbean Vulnerable Communities Coalition (CVC)
Coalition of Asia Pacific Regional Networks on HIV/AIDS (7 Sisters)
Bill & Melinda Gates Foundation
Capital for Good
Ecumenical Advocacy Alliance (EAA)
Eastern Africa National Networks of AIDS Service Providers (EANNASO)
Eurasian Harm Reduction Network (EHRN)
GESTOS
The Global Fund to Fight AIDS, Tuberculosis and Malaria
Global Network of People Living with HIV (GNP+)
Health Global Access Project (Health GAP)
Global Action for Trans* Equality (GATE)
Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ)
Global Affairs Canada
Housing Works
Health Policy Project (HPP)
Human Rights Watch (HRW)
HIV Young Leaders Fund (HYLF)
International AIDS Society (IAS)
Interagency Coalition on AIDS and Development (ICAD)
International Civil Society Support (ICSS)
International Community of Women Living with HIV/AIDS (ICW)
International Indigenous Working Group on HIV & AIDS (IIWGHA)
International Network of People who Use Drugs (INPUD)
International Treatment Preparedness Coalition (ITPC)
International Women's Health Coalition (IWHC)
Global Forum on MSM & HIV (MSMGF)
Global Network of Sex Work Projects (NSWP)
Open Society Foundations (OSF)
Pangaea Global AIDS
Red Centroamericana de Personas viviendo con VIH (REDCA+)
Results Canada
Southern African AIDS Trust (SAT)
Section 27
Treatment Action Campaign (TAC)
Joint United Nations Programme on HIV/AIDS (UNAIDS)