| Riverside Research InstituteFairfax | Form 990 | $286,600,214FY2025 |
| Conquer Cancer FDN of the American Society of Clinical OncologyAlexandria | Form 990 | $41,435,619FY2024 |
| Medical Device Innovation ConsortiumArlington | Form 990 | $28,171,331FY2024 |
| American Institute for Cancer ResearchArlington | Form 990 | $11,011,192FY2025 |
| Prevent Cancer FoundationAlexandria | Form 990 | $10,018,961FY2025 |
| Hae InternationalFairfax | Form 990 | $6,614,500FY2024 |
| Lysosomal and Rare Disorders Research and Treatment Center IncFairfax | Form 990 | $4,423,059FY2024 |
| Aats FoundationFairfax | Form 990 | $2,798,765FY2024 |
| National Pku Alliance IncRoanoke | Form 990 | $2,674,435FY2025 |
| Pediatric Endocrine SocietyMcLean | Form 990 | $2,628,905FY2024 |
| American Cochlear Implant Alliance FoundationMcLean | Form 990 | $2,594,514FY2025 |
| Organization for Autism Research IncArlington | Form 990 | $2,126,550FY2025 |
| National Alliance Against Disparities in Patient HealthWoodbridge | Form 990 | $1,898,407FY2023 |
| American Skin Association IncCharlottesville | Form 990 | $1,717,109FY2024 |
| Collaborative Community on Ophthalmic Innovation FoundationReston | Form 990 | $1,619,910FY2025 |
| Ivi Foundation IncAlexandria | Form 990 | $1,614,352FY2025 |
| Emerson Health FoundationWoodbridge | Form 990 | $1,361,685FY2025 |
| Society for Developmental and Behavioral PediatricsMcLean | Form 990 | $1,225,000FY2025 |
| International Society for Cerebral Blood Flow and Metabolism IncAlexandria | Form 990 | $1,088,828FY2024 |
| Foundation to Eradicate Duchenne IncAlexandria | Form 990 | $1,068,787FY2025 |
| International Liver Transplantation SocietyFredericksburg | Form 990 | $969,061FY2025 |
| Piedmont Orthopedic FoundationLynchburg | Form 990 | $894,734FY2024 |
| Friends of FacesReston | Form 990 | $887,474FY2025 |
| Mindspec IncMcLean | Form 990 | $803,847FY2024 |
| Kochhar Cancer Research FoundationPortsmouth | Form 990 | $774,226FY2025 |
| Neuro Developmental Treatment Association IncAlexandria | Form 990 | $729,846FY2024 |
| Pku Hope FoundationLeesburg | Form 990 | $660,641FY2025 |
| Disabilty Rights and Resource Center IncRocky Mount | Form 990 | $640,278FY2026 |
| Council on Medical Student Education in PediatricsMcLean | Form 990 | $588,511FY2025 |
| Rilite FoundationCharlottesville | Form 990 | $475,539FY2024 |
| Hudson Institute of MineralogyKeswick | Form 990 | $317,054FY2024 |
| Zhao & Xiang Jiai Medical Foundation IncFairfax | Form 990 | $310,645FY2024 |
| Will Hardy FoundationHenrico | Form 990 | $289,977FY2024 |
| Virginia Cardiac Services Quality InitiativeSouth Riding | Form 990 | $258,849FY2025 |
| Nimml Institute IncBlacksburg | Form 990 | $232,448FY2024 |
| Accreditation for Cardiovascular Excellence IncMidlothian | Form 990-EZ | $198,531FY2025 |
| Adams Valve FoundationReston | Form 990 | $188,065FY2025 |
| Balanced Budget NowVienna | Form 990-EZ | $172,594FY2024 |
| D-Feet Cancer the Dalton Fox FoundationVirginia Beach | Form 990-EZ | $165,673FY2024 |
| Penny F Garrett Sarcoma FoundationDamascus | Form 990-EZ | $132,254FY2024 |
| Inflammatory Breast Cancer Research FoundationBroadway | Form 990 | $128,085FY2025 |
| Air Medical Physician Association IncPurcellville | Form 990-EZ | $124,353FY2024 |
| Wings Over Leukemia and Lymphoma IncVirginia Beach | Form 990-EZ | $119,301FY2025 |
| Power Over Parkinsons Disease FoundationManakin Sabot | Form 990-EZ | $110,471FY2025 |
| Brain Preservation FoundationAshburn | Form 990-EZ | $109,070FY2025 |
| The American Society of Pediatric Nephrology FoundationMcLean | Form 990 | $98,493FY2024 |
| Pennsylvania Neurological SocietyGoochland | Form 990-EZ | $86,760FY2025 |
| Alexs Army Childhood Cancer Foundation IncHaymarket | Form 990-EZ | $82,207FY2024 |
| NC Physician Advisory GroupNorth Garden | Form 990-EZ | $71,412FY2024 |
| Golf for Alzheimers IncRuckersville | Form 990-EZ | $69,349FY2025 |