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Find who already funds work like yours.

Private foundations don’t post open calls, so nobody can search them. We read IRS filings instead — 9.6 million grants from 174,053 foundations and grantmaking charities, searchable by what the money was actually for.

12 funders with a record of paying for “assess”

Where the money went

1.0×
Laura and John Arnold Foundation → Center for Effective Public Policy: $16M across 4 grants, latest 2024California Healthcare Foundation → University of California San Francisco: $3.0M across 1 grant, latest 2023Gordon E and Betty I Moore Foundation → Ocean Risk and Resilience Action Alliance Inc: $2.8M across 3 grants, latest 2024Walton Family Foundation Inc → National Center for Civic Innovation Inc: $2.5M across 3 grants, latest 2024Conrad N Hilton Foundation → Investing in Children and Their Societies - Skillful Parenting (Ics-Sp): $1.7M across 2 grants, latest 2024The Robert Wood Johnson Foundation → Center for Open Sci: $1.5M across 2 grants, latest 2023Carnegie Corporation of New York → Wested: $1.3M across 2 grants, latest 2024The Mcknight Foundation → Colorado State University: $1.2M across 7 grants, latest 2024The William & Flora Hewlett Foundation → Nwea: $1.0M across 2 grants, latest 2022Alfred P Sloan Foundation → National Action Council for Minorities in Engineering Inc: $787K across 1 grant, latest 2023Center for Bridging Cultures Inc → Learn Yu Wen Inc: $160K across 3 grants, latest 2025Minnesota Historical Society → The Basilica Landmark: $120K across 2 grants, latest 2024Laura and John Arnold Foundation → Research Triangle Institute: $5.9M across 4 grants, latest 2024Walton Family Foundation Inc → Cambiar Education: $2.5M across 1 grant, latest 2022Gordon E and Betty I Moore Foundation → Future Earth: $2.5M across 3 grants, latest 2024Conrad N Hilton Foundation → Avila Institute of Gerontology Inc: $1.2M across 2 grants, latest 2024California Healthcare Foundation → California Pan-Ethnic Health Network: $1.1M across 2 grants, latest 2023The Robert Wood Johnson Foundation → Third Sector New England: $1.0M across 5 grants, latest 2024Carnegie Corporation of New York → Learning Policy Institute: $1.0M across 2 grants, latest 2023The William & Flora Hewlett Foundation → National Urban League Inc: $840K across 2 grants, latest 2024The Mcknight Foundation → University of Greenwich: $715K across 5 grants, latest 2022Alfred P Sloan Foundation → Purdue University: $554K across 3 grants, latest 2024Center for Bridging Cultures Inc → Lewiston Porter Central School District: $90K across 3 grants, latest 2025Minnesota Historical Society → Sylvan Township: $65K across 1 grant, latest 2021Walton Family Foundation Inc → Trustees of the University of Pennsylvania: $2.2M across 3 grants, latest 2024Gordon E and Betty I Moore Foundation → Wake Forest University: $2.1M across 2 grants, latest 2024Laura and John Arnold Foundation → Terner Housing Innovation Labs Inc: $1.2M across 1 grant, latest 2024Conrad N Hilton Foundation → Aguaconsult: $1.0M across 1 grant, latest 2022Carnegie Corporation of New York → Cognia Inc: $900K across 1 grant, latest 2024The William & Flora Hewlett Foundation → Unidosus: $840K across 2 grants, latest 2024The Robert Wood Johnson Foundation → Boys & Girls Clubs of Puerto Rico: $816K across 4 grants, latest 2023California Healthcare Foundation → Aurrera Health Group LLC: $804K across 1 grant, latest 2024Alfred P Sloan Foundation → Seattle University: $530K across 2 grants, latest 2023The Mcknight Foundation → Emerge Community Development: $530K across 5 grants, latest 2023Minnesota Historical Society → Fairmont Opera House: $63K across 1 grant, latest 2022Center for Bridging Cultures Inc → Washington Yu Ying Public Charter School: $40K across 3 grants, latest 2025Gordon E and Betty I Moore Foundation → Fundacion Para La Conservacion Y El Desarrollo Sostenible: $1.6M across 2 grants, latest 2023Walton Family Foundation Inc → Learning Policy Institute: $1.5M across 2 grants, latest 2023Gordon E and Betty I Moore Foundation → The Board of Trustees of the Leland Stanford Junior University: $1.4M across 3 grants, latest 2023Gordon E and Betty I Moore Foundation → Foundations of Success Inc: $1.4M across 1 grant, latest 2022Laura and John Arnold Foundation → Arizona State University Foundation for A New American University: $1.1M across 1 grant, latest 2023Laura and John Arnold Foundation → The Regents of the University of California Merced: $1.1M across 3 grants, latest 2024Walton Family Foundation Inc → Education First Consulting LLC: $1.0M across 1 grant, latest 2024Walton Family Foundation Inc → Maycomb Outcomes LLC: $1.0M across 3 grants, latest 2024Laura and John Arnold Foundation → Trustees of the University of Pennsylvania: $968K across 4 grants, latest 2024Walton Family Foundation Inc → Vanderbilt University: $952K across 2 grants, latest 2024Carnegie Corporation of New York → Centerpoint Education Solutions: $880K across 4 grants, latest 2023Walton Family Foundation Inc → The Learning Agency: $850K across 1 grant, latest 2022Laura and John Arnold Foundation → Brookings Institution: $818K across 5 grants, latest 2024Conrad N Hilton Foundation → Mercy Corps: $800K across 2 grants, latest 2024The Robert Wood Johnson Foundation → Johns Hopkins U: $786K across 1 grant, latest 2022Laura and John Arnold Foundation → Mdrc: $770K across 4 grants, latest 2024Conrad N Hilton Foundation → Childrens Defense Fund: $750K across 2 grants, latest 2023Walton Family Foundation Inc → American Institutes for Research in the Behavioral Sciences: $746K across 1 grant, latest 2023Laura and John Arnold Foundation → Johns Hopkins University: $744K across 4 grants, latest 2024Laura and John Arnold Foundation → Curators of the University of Missouri: $741K across 2 grants, latest 2024Laura and John Arnold Foundation → Urban Institute: $723K across 6 grants, latest 2022The Robert Wood Johnson Foundation → Rand Corp: $719K across 1 grant, latest 2020Laura and John Arnold Foundation → City of Philadelphia: $716K across 1 grant, latest 2024Conrad N Hilton Foundation → Network Education Program: $705K across 1 grant, latest 2022Conrad N Hilton Foundation → Aquaya Institute: $700K across 1 grant, latest 2022California Healthcare Foundation → University of California Los Angeles: $686K across 1 grant, latest 2021California Healthcare Foundation → National Academy of Sciences: $620K across 3 grants, latest 2024Conrad N Hilton Foundation → Millennium Water Alliance: $610K across 1 grant, latest 2024Laura and John Arnold Foundation: $30M on this topic. Open the funder.Laura and John Arnold Foundat…$30MWalton Family Foundation Inc: $13M on this topic. Open the funder.Walton Family Foundation Inc$13MGordon E and Betty I Moore Foundation: $12M on this topic. Open the funder.Gordon E and Betty I Moore Fo…$12MConrad N Hilton Foundation: $7.5M on this topic. Open the funder.Conrad N Hilton Foundation$7.5MCalifornia Healthcare Foundation: $6.2M on this topic. Open the funder.California Healthcare Foundat…$6.2MThe Robert Wood Johnson Foundation: $4.8M on this topic. Open the funder.The Robert Wood Johnson Found…$4.8MCarnegie Corporation of New York: $4.0M on this topic. Open the funder.Carnegie Corporation of New Y…$4.0MThe William & Flora Hewlett Foundation: $2.7M on this topic. Open the funder.The William & Flora Hewlett F…$2.7MThe Mcknight Foundation: $2.4M on this topic. Open the funder.The Mcknight Foundation$2.4MAlfred P Sloan Foundation: $1.9M on this topic. Open the funder.Alfred P Sloan Foundation$1.9MCenter for Bridging Cultures Inc: $290K on this topic. Open the funder.Center for Bridging Cultures…$290KMinnesota Historical Society: $247K on this topic. Open the funder.Minnesota Historical Society$247KCenter for Effective Public Policy: received $16M on this topicCenter for Effective Public Pol…$16MResearch Triangle Institute: received $5.9M on this topicResearch Triangle Institute$5.9MUniversity of California San Francisco: received $3.0M on this topicUniversity of California San Fr…$3.0MOcean Risk and Resilience Action Alliance Inc: received $2.8M on this topicOcean Risk and Resilience Actio…$2.8MNational Center for Civic Innovation Inc: received $2.5M on this topicNational Center for Civic Innov…$2.5MCambiar Education: received $2.5M on this topicCambiar Education$2.5MLearning Policy Institute: received $2.5M on this topicLearning Policy Institute$2.5MFuture Earth: received $2.5M on this topicFuture Earth$2.5MTrustees of the University of Pennsylvania: received $2.2M on this topicTrustees of the University of P…$2.2MWake Forest University: received $2.1M on this topicWake Forest University$2.1MInvesting in Children and Their Societies - Skillful Parenting (Ics-Sp): received $1.7M on this topicInvesting in Children and Their…$1.7MFundacion Para La Conservacion Y El Desarrollo Sostenible: received $1.6M on this topicFundacion Para La Conservacion…$1.6MCenter for Open Sci: received $1.5M on this topicCenter for Open Sci$1.5MThe Board of Trustees of the Leland Stanford Junior University: received $1.4M on this topicThe Board of Trustees of the Le…$1.4MFoundations of Success Inc: received $1.4M on this topicFoundations of Success Inc$1.4MWested: received $1.3M on this topicWested$1.3MAvila Institute of Gerontology Inc: received $1.2M on this topicAvila Institute of Gerontology…$1.2MColorado State University: received $1.2M on this topicColorado State University$1.2MTerner Housing Innovation Labs Inc: received $1.2M on this topicTerner Housing Innovation Labs…$1.2MCalifornia Pan-Ethnic Health Network: received $1.1M on this topicCalifornia Pan-Ethnic Health Ne…$1.1MArizona State University Foundation for A New American University: received $1.1M on this topicArizona State University Founda…$1.1MThe Regents of the University of California Merced: received $1.1M on this topicThe Regents of the University o…$1.1MThird Sector New England: received $1.0M on this topicThird Sector New England$1.0MEducation First Consulting LLC: received $1.0M on this topicEducation First Consulting LLC$1.0MNwea: received $1.0M on this topicNwea$1.0MAguaconsult: received $1.0M on this topicAguaconsult$1.0MMaycomb Outcomes LLC: received $1.0M on this topicMaycomb Outcomes LLC$1.0MTrustees of the University of Pennsylvania: received $968K on this topicTrustees of the University of P…$968KVanderbilt University: received $952K on this topicVanderbilt University$952KCognia Inc: received $900K on this topicCognia Inc$900KCenterpoint Education Solutions: received $880K on this topicCenterpoint Education Solutions$880KThe Learning Agency: received $850K on this topicThe Learning Agency$850KNational Urban League Inc: received $840K on this topicNational Urban League Inc$840KUnidosus: received $840K on this topicUnidosus$840KBrookings Institution: received $818K on this topicBrookings Institution$818KBoys & Girls Clubs of Puerto Rico: received $816K on this topicBoys & Girls Clubs of Puerto Ri…$816KAurrera Health Group LLC: received $804K on this topicAurrera Health Group LLC$804KMercy Corps: received $800K on this topicMercy Corps$800KNational Action Council for Minorities in Engineering Inc: received $787K on this topicNational Action Council for Min…$787KJohns Hopkins U: received $786K on this topicJohns Hopkins U$786KMdrc: received $770K on this topicMdrc$770KChildrens Defense Fund: received $750K on this topicChildrens Defense Fund$750KAmerican Institutes for Research in the Behavioral Sciences: received $746K on this topicAmerican Institutes for Researc…$746KJohns Hopkins University: received $744K on this topicJohns Hopkins University$744KCurators of the University of Missouri: received $741K on this topicCurators of the University of M…$741KUrban Institute: received $723K on this topicUrban Institute$723KRand Corp: received $719K on this topicRand Corp$719KCity of Philadelphia: received $716K on this topicCity of Philadelphia$716KUniversity of Greenwich: received $715K on this topicUniversity of Greenwich$715KNetwork Education Program: received $705K on this topicNetwork Education Program$705KAquaya Institute: received $700K on this topicAquaya Institute$700KUniversity of California Los Angeles: received $686K on this topicUniversity of California Los An…$686KNational Academy of Sciences: received $620K on this topicNational Academy of Sciences$620KMillennium Water Alliance: received $610K on this topicMillennium Water Alliance$610KPurdue University: received $554K on this topicPurdue University$554KSeattle University: received $530K on this topicSeattle University$530KEmerge Community Development: received $530K on this topicEmerge Community Development$530KLearn Yu Wen Inc: received $160K on this topicLearn Yu Wen Inc$160KThe Basilica Landmark: received $120K on this topicThe Basilica Landmark$120KLewiston Porter Central School District: received $90K on this topicLewiston Porter Central School…$90KSylvan Township: received $65K on this topicSylvan Township$65KFairmont Opera House: received $63K on this topicFairmont Opera House$63KWashington Yu Ying Public Charter School: received $40K on this topicWashington Yu Ying Public Chart…$40K
12 funders, 63 recipients, grants matching “assess” only. Ribbon width is proportional to the total given; each funder has its own colour (smaller funders in gray). Hover a name to isolate its flows, click a funder to open it. Drag to move around; zoom with the buttons, a double-click, or the wheel after clicking the map.

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Source: IRS Form 990-PF Part XV and Form 990 Schedule I, tax years 20192025. These are grants already paid, a record of what an organization funds rather than an open call. Private foundations rarely accept unsolicited applications and the route in is usually a program officer; grantmaking charities and associations more often run real application cycles, so check their website. How this data is built, and its limits →