Funding search

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 “altering”

Where the money went

1.0×
The Dayton Foundation → Archbishop Alter High School: $838K across 4 grants, latest 2024Tum Tum Tree Foundation → Magic Moments: $800K across 4 grants, latest 2025The Simons Foundation Inc → Inserm - Nouvelle-Aquitaine: $687K across 3 grants, latest 2024Dayton Foundation Depository → Archbishop Alter High School: $468K across 4 grants, latest 2024Alzheimer's Disease Research Foundation → University of Connecticut: $460K across 2 grants, latest 2023Tiny Blue Dot Inc → Brown University: $415K across 1 grant, latest 2023Hamon Charitable Foundation → Adaptive Training: $325K across 3 grants, latest 2024Walter Durley Boyle Charitable Trust → Village of Hennepin: $272K across 4 grants, latest 2025Emerald Foundation Inc → John Hopkins University: $255K across 5 grants, latest 2024Fayeth Foundation Inc → Loma Linda University: $207K across 4 grants, latest 2025Bay Area Council Boy Scouts of Amer → Bay Area Council Boy Scouts: $57K across 4 grants, latest 2025Herb Kosten Pancreatic Cancer → Baptist Memorial Hospital: $55K across 3 grants, latest 2024Tum Tum Tree Foundation → Alabama Center for Childhood Cancer and Blood Disorders: $720K across 4 grants, latest 2025The Simons Foundation Inc → University of Stirling: $611K across 3 grants, latest 2024Tiny Blue Dot Inc → University of Haifa: $299K across 1 grant, latest 2024Emerald Foundation Inc → University of Ky: $138K across 2 grants, latest 2023Alzheimer's Disease Research Foundation → Boston Children's Hospital: $81K across 1 grant, latest 2025Walter Durley Boyle Charitable Trust → Putnam County Achievement Services: $70K across 4 grants, latest 2025Tum Tum Tree Foundation → The Red Barn Foundation: $545K across 4 grants, latest 2025The Simons Foundation Inc → Uc San Francisco: $431K across 1 grant, latest 2023Tiny Blue Dot Inc → Allen Institute: $176K across 1 grant, latest 2023Emerald Foundation Inc → University of Kentucky: $100K across 2 grants, latest 2024Walter Durley Boyle Charitable Trust → United Methodist Church of Hennepin: $61K across 4 grants, latest 2025Tum Tum Tree Foundation → Mitchell's Place: $450K across 4 grants, latest 2025The Simons Foundation Inc → Mcgill University: $273K across 3 grants, latest 2024The Simons Foundation Inc → Ucsf: $201K across 1 grant, latest 2024Tum Tum Tree Foundation → Uab's Institute for Arts in Medicine: $195K across 3 grants, latest 2024The Simons Foundation Inc → Univ of California San Francisco: $193K across 1 grant, latest 2022Tum Tum Tree Foundation → Sight Savers America Inc: $180K across 4 grants, latest 2025Tum Tum Tree Foundation → Service Dogs of Alabama: $180K across 4 grants, latest 2025The Simons Foundation Inc → Friedrich Schiller University Jena: $174K across 2 grants, latest 2023Tum Tum Tree Foundation → Camp Smile A Mile: $165K across 4 grants, latest 2025Tum Tum Tree Foundation → Special Equestrians: $165K across 4 grants, latest 2025Tum Tum Tree Foundation → Ambucs: $154K across 4 grants, latest 2025The Simons Foundation Inc → Sissa: $148K across 2 grants, latest 2023Tum Tum Tree Foundation → Chips: $135K across 4 grants, latest 2025Tum Tum Tree Foundation → Libby's Friends: $135K across 4 grants, latest 2025Tiny Blue Dot Inc → The University of Melbourne: $134K across 1 grant, latest 2024Tiny Blue Dot Inc → National Central University: $126K across 1 grant, latest 2023Tum Tum Tree Foundation → Angel Pillowcases Inc: $110K across 4 grants, latest 2025The Simons Foundation Inc → Stichting Vu: $89K across 1 grant, latest 2024Tum Tum Tree Foundation → Ronald Mcdonald House Charities of Alabama: $65K across 3 grants, latest 2025Tum Tum Tree Foundation → The Bell Center: $55K across 2 grants, latest 2025Emerald Foundation Inc → University of Ca Santa Barbara: $38K across 1 grant, latest 2022The Simons Foundation Inc → Scuola Internazionale Superiore: $32K across 1 grant, latest 2024Walter Durley Boyle Charitable Trust → St Margaret's Hospital: $28K across 4 grants, latest 2025Tum Tum Tree Foundation → Lulu Strong Foundation: $25K across 1 grant, latest 2025Tum Tum Tree Foundation → More Than 4 Athletics: $20K across 2 grants, latest 2024Tiny Blue Dot Inc → The University of Arizona Foundation: $15K across 1 grant, latest 2024Tum Tum Tree Foundation → Christopher Kids: $10K across 1 grant, latest 2025Tum Tum Tree Foundation → The Smith Family Clinic Thru Hudson Alpha Institute: $10K across 1 grant, latest 2025Tum Tum Tree Foundation: $4.1M on this topic. Open the funder.Tum Tum Tree Foundation$4.1MThe Simons Foundation Inc: $2.8M on this topic. Open the funder.The Simons Foundation Inc$2.8MTiny Blue Dot Inc: $1.2M on this topic. Open the funder.Tiny Blue Dot Inc$1.2MThe Dayton Foundation: $838K on this topic. Open the funder.The Dayton Foundation$838KAlzheimer's Disease Research Foundation: $541K on this topic. Open the funder.Alzheimer's Disease Research…$541KEmerald Foundation Inc: $530K on this topic. Open the funder.Emerald Foundation Inc$530KDayton Foundation Depository: $468K on this topic. Open the funder.Dayton Foundation Depository$468KWalter Durley Boyle Charitable Trust: $431K on this topic. Open the funder.Walter Durley Boyle Charitabl…$431KHamon Charitable Foundation: $325K on this topic. Open the funder.Hamon Charitable Foundation$325KFayeth Foundation Inc: $207K on this topic. Open the funder.Fayeth Foundation Inc$207KBay Area Council Boy Scouts of Amer: $57K on this topic. Open the funder.Bay Area Council Boy Scouts o…$57KHerb Kosten Pancreatic Cancer: $55K on this topic. Open the funder.Herb Kosten Pancreatic Cancer$55KArchbishop Alter High School: received $1.3M on this topicArchbishop Alter High School$1.3MMagic Moments: received $800K on this topicMagic Moments$800KAlabama Center for Childhood Cancer and Blood Disorders: received $720K on this topicAlabama Center for Childhood Ca…$720KInserm - Nouvelle-Aquitaine: received $687K on this topicInserm - Nouvelle-Aquitaine$687KUniversity of Stirling: received $611K on this topicUniversity of Stirling$611KThe Red Barn Foundation: received $545K on this topicThe Red Barn Foundation$545KUniversity of Connecticut: received $460K on this topicUniversity of Connecticut$460KMitchell's Place: received $450K on this topicMitchell's Place$450KUc San Francisco: received $431K on this topicUc San Francisco$431KBrown University: received $415K on this topicBrown University$415KAdaptive Training: received $325K on this topicAdaptive Training$325KUniversity of Haifa: received $299K on this topicUniversity of Haifa$299KMcgill University: received $273K on this topicMcgill University$273KVillage of Hennepin: received $272K on this topicVillage of Hennepin$272KJohn Hopkins University: received $255K on this topicJohn Hopkins University$255KLoma Linda University: received $207K on this topicLoma Linda University$207KUcsf: received $201K on this topicUcsf$201KUab's Institute for Arts in Medicine: received $195K on this topicUab's Institute for Arts in Med…$195KUniv of California San Francisco: received $193K on this topicUniv of California San Francisco$193KSight Savers America Inc: received $180K on this topicSight Savers America Inc$180KService Dogs of Alabama: received $180K on this topicService Dogs of Alabama$180KAllen Institute: received $176K on this topicAllen Institute$176KFriedrich Schiller University Jena: received $174K on this topicFriedrich Schiller University J…$174KCamp Smile A Mile: received $165K on this topicCamp Smile A Mile$165KSpecial Equestrians: received $165K on this topicSpecial Equestrians$165KAmbucs: received $154K on this topicAmbucs$154KSissa: received $148K on this topicSissa$148KUniversity of Ky: received $138K on this topicUniversity of Ky$138KChips: received $135K on this topicChips$135KLibby's Friends: received $135K on this topicLibby's Friends$135KThe University of Melbourne: received $134K on this topicThe University of Melbourne$134KNational Central University: received $126K on this topicNational Central University$126KAngel Pillowcases Inc: received $110K on this topicAngel Pillowcases Inc$110KUniversity of Kentucky: received $100K on this topicUniversity of Kentucky$100KStichting Vu: received $89K on this topicStichting Vu$89KBoston Children's Hospital: received $81K on this topicBoston Children's Hospital$81KPutnam County Achievement Services: received $70K on this topicPutnam County Achievement Servi…$70KRonald Mcdonald House Charities of Alabama: received $65K on this topicRonald Mcdonald House Charities…$65KUnited Methodist Church of Hennepin: received $61K on this topicUnited Methodist Church of Henn…$61KBay Area Council Boy Scouts: received $57K on this topicBay Area Council Boy Scouts$57KBaptist Memorial Hospital: received $55K on this topicBaptist Memorial Hospital$55KThe Bell Center: received $55K on this topicThe Bell Center$55KUniversity of Ca Santa Barbara: received $38K on this topicUniversity of Ca Santa Barbara$38KScuola Internazionale Superiore: received $32K on this topicScuola Internazionale Superiore$32KSt Margaret's Hospital: received $28K on this topicSt Margaret's Hospital$28KLulu Strong Foundation: received $25K on this topicLulu Strong Foundation$25KMore Than 4 Athletics: received $20K on this topicMore Than 4 Athletics$20KThe University of Arizona Foundation: received $15K on this topicThe University of Arizona Found…$15KChristopher Kids: received $10K on this topicChristopher Kids$10KThe Smith Family Clinic Thru Hudson Alpha Institute: received $10K on this topicThe Smith Family Clinic Thru Hu…$10K
12 funders, 50 recipients, grants matching “altering” 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 →