The Ledger Charitable Organizations Index

Top 100 Organizations Shaping Philanthropy, Humanitarian Aid and Social Impact

The world’s most influential charitable foundations, humanitarian organizations and nonprofit networks—ranked by their ability to deploy capital, respond to crises, shape public policy, fund scientific progress and improve lives at scale.

This is not a ranking of which charity is “best,” nor is it based only on annual donations. The Ledger weighs:

  • Financial resources and annual charitable deployment
  • Global reach and number of people served
  • Emergency-response capability
  • Government, institutional and policy influence
  • Healthcare, education and research impact
  • Donor and volunteer networks
  • Brand trust and fundraising power
  • Long-term systemic influence

The Gates Foundation remains among the world’s most consequential grantmakers and plans to concentrate most of its future funding on maternal and child survival and infectious disease. UNICEF reported that 213 million children required humanitarian assistance during 2025, while the World Food Programme says it supported 121 million people that year. Forbes’ 2025 U.S. charity rankings also show the enormous private fundraising scale of Feeding America, Good360, St. Jude, Direct Relief and Habitat for Humanity. 

Top 100

RankCharitable OrganizationPrimary Area
1Gates FoundationGlobal Health and Development
2UNICEFChildren and Humanitarian Aid
3International Red Cross and Red Crescent MovementHumanitarian and Disaster Relief
4World Food ProgrammeHunger and Emergency Food Assistance
5Wellcome TrustHealth and Scientific Research
6Novo Nordisk FoundationHealth, Science and Social Impact
7Save the Children InternationalChildren and Humanitarian Aid
8United Way WorldwideCommunity Development
9Feeding AmericaHunger Relief
10Doctors Without BordersEmergency Medical Aid
11Direct ReliefMedical and Disaster Assistance
12Salvation ArmyPoverty, Housing and Disaster Relief
13World Vision InternationalChildren, Poverty and Development
14Open Society FoundationsDemocracy, Justice and Civil Society
15Rockefeller FoundationHealth, Food, Energy and Development
16Ford FoundationSocial Justice and Economic Opportunity
17Bloomberg PhilanthropiesPublic Health, Cities and Climate
18St. Jude Children’s Research Hospital / ALSACPediatric Medicine and Research
19Habitat for Humanity InternationalHousing
20Mastercard FoundationEducation and Youth Employment
21Tata TrustsHealth, Education and Development
22Howard Hughes Medical InstituteBiomedical Research
23Chan Zuckerberg InitiativeScience, Education and Community Development
24MacArthur FoundationSocial Change, Justice and Research
25UNICEF USA and National Committees NetworkChildren and Fundraising
26International Rescue CommitteeRefugees and Humanitarian Relief
27CARE InternationalPoverty and Humanitarian Aid
28Oxfam InternationalPoverty, Inequality and Humanitarian Aid
29Catholic Relief ServicesHumanitarian and Development Assistance
30Caritas InternationalisCatholic Humanitarian Aid
31AmericaresHealth and Emergency Relief
32Good360Product Philanthropy and Disaster Relief
33GiveDirectlyDirect Cash Assistance
34Islamic Relief WorldwideHumanitarian and Development Aid
35Compassion InternationalChild Development
36Rotary International FoundationHealth, Peace and Community Service
37Carter CenterHealth, Democracy and Conflict Resolution
38Aga Khan Development NetworkHealth, Education and Development
39Wikimedia FoundationFree Knowledge and Education
40Susan G. KomenBreast Cancer Research and Advocacy
41American Cancer SocietyCancer Research and Patient Support
42American Heart AssociationCardiovascular Health
43Make-A-Wish FoundationCritically Ill Children
44Samaritan’s PurseDisaster and Humanitarian Relief
45YMCA World AllianceYouth and Community Development
46Boys & Girls Clubs of AmericaYouth Development
47Shriners Children’sPediatric Healthcare
48Mayo ClinicHealthcare, Research and Education
49Cleveland Clinic FoundationHealthcare and Research
50Memorial Sloan Kettering Cancer CenterCancer Treatment and Research
51Dana-Farber Cancer InstituteCancer Research and Treatment
52Leukemia & Lymphoma SocietyBlood Cancer Research
53Michael J. Fox FoundationParkinson’s Research
54Alzheimer’s AssociationDementia Research and Support
55ALS AssociationNeurological Disease Research
56March of DimesMaternal and Infant Health
57Planned Parenthood Federation of AmericaReproductive Healthcare
58International Planned Parenthood FederationGlobal Reproductive Health
59Gavi, the Vaccine AllianceVaccination and Global Health
60Global Fund to Fight AIDS, Tuberculosis and MalariaGlobal Health Financing
61PATHHealth Technology and Development
62Task Force for Global HealthDisease Elimination and Public Health
63Clinton Health Access InitiativeGlobal Health Systems
64Helen Keller InternationalNutrition and Vision
65Mercy CorpsHumanitarian Aid and Economic Development
66BRACPoverty Reduction and Development
67Grameen FoundationFinancial Inclusion
68Heifer InternationalAgriculture and Livelihoods
69Water.orgSafe Water and Sanitation
70charity: waterSafe Water
71WaterAidWater, Sanitation and Hygiene
72The Nature ConservancyConservation and Climate
73World Wildlife FundConservation
74Conservation InternationalBiodiversity and Climate
75Environmental Defense FundClimate and Environmental Policy
76ClimateWorks FoundationClimate Philanthropy
77Clean Air Task ForceClimate and Energy Policy
78Rainforest AllianceConservation and Sustainable Agriculture
79Sierra Club FoundationEnvironment and Climate Advocacy
80Humane World for AnimalsAnimal Protection
81ASPCAAnimal Welfare
82Best Friends Animal SocietyAnimal Welfare
83PETA FoundationAnimal Rights
84World Central KitchenEmergency Food Relief
85No Kid Hungry / Share Our StrengthChildhood Hunger
86Meals on Wheels AmericaSenior Nutrition
87Food for the PoorPoverty and Humanitarian Aid
88MAP InternationalMedicines and Global Health
89Operation SmileSurgical Care
90Smile TrainCleft Surgery and Treatment
91Special Olympics InternationalDisability Inclusion and Sports
92International Olympic Committee FoundationYouth, Sport and Development
93Girl Scouts of the USAYouth Development
94Scouting AmericaYouth Development
95Teach For AllEducation
96Khan AcademyFree Education
97DonorsChooseEducation Funding
98Junior Achievement WorldwideYouth and Financial Education
99FIRSTSTEM Education and Robotics
100Internet ArchiveKnowledge Preservation and Access

Why the Largest Foundation Is Not Automatically #1

Organizations can exercise influence in different ways.

The Novo Nordisk Foundation may control more assets than many better-known foundations, while the Gates Foundation has extraordinary influence over global-health priorities, governments, vaccine initiatives and scientific research. Wellcome and Novo Nordisk have also partnered with Gates on major global-health initiatives, illustrating how the most influential philanthropies increasingly operate as coordinated funding institutions rather than isolated donors. 

Likewise:

  • UNICEF and WFP have unparalleled operational reach.
  • The Red Cross and Red Crescent Movement has unique access during wars and disasters.
  • Feeding America and United Way possess enormous domestic networks.
  • Open Society, Ford and Bloomberg Philanthropies exert disproportionate influence over public policy and civil society.
  • Gavi and the Global Fund shape how governments and institutions finance global health.

How The Ledger Evaluates Charitable Influence

The Ledger should distinguish between three broad forms of charitable power:

Grantmaking power
Foundations that decide which research, policies and social programs receive funding.

Operational power
Organizations that directly deliver food, medicine, housing, education and emergency assistance.

Institutional and policy power
Organizations that shape laws, public priorities, government spending and international development strategies.

An organization may therefore rank highly without having the most donors or the largest endowment. The question is:

How much capacity does this organization possess to mobilize money, institutions and people toward measurable social change?

Closing Description

The Ledger Charitable Organizations Index ranks the institutions with the greatest capacity to convert wealth, expertise, public trust and human networks into social impact. From global health and disaster response to scientific research, education, poverty reduction and environmental protection, these organizations influence how society responds to its most urgent challenges.

The ranking measures influence and capacity—not moral superiority, administrative efficiency or an endorsement of every policy or program associated with an organization.