| ALLEN INSTITUTE | $272,058,206 | H96 | published | science: research education | Seattle, WA | 2024 |
| INSTITUTE FOR NEURODEGENERATIVE DISORDERS INC | $21,955,732 | H96 | published | | New Haven, CT | 2024 |
| RADY CHILDRENS HOSPITAL RESEARCH CENTER | $21,349,312 | H96 | published | abuse: child | San Diego, CA | 2024 |
| WINIFRED MASTERSON BURKE MEDICAL RESEARCH | $19,691,529 | H96 | published | science: research education | White Plains, NY | 2024 |
| REGENERATIVE RESEARCH FOUNDATION | $7,965,326 | H96 | published | science: research education | Albany, NY | 2025 |
| AMERICAN BRAIN FOUNDATION | $7,843,535 | H96 | published | science: research education | Minneapolis, MN | 2025 |
| CENTER FOR NEUROLOGIC STUDY | $4,783,160 | H96 | inferred 0.60 | | La Jolla, CA | 2024 |
| FOUNDATION FOR NEUROLOGIC DISEASES | $4,398,981 | H96 | published | | Newburyport, MA | 2024 |
| DENT NEUROSCIENCES RESEARCH CENTER INC | $4,026,062 | H96 | published | science: research education | Amherst, NY | 2024 |
| NEUROSURGERY RESEARCH AND EDUCATION FOUNDATION | $3,551,071 | H96 | published | science: research education | Rolling Meadows, IL | 2024 |
| SANFORD | $3,043,326 | H96 | published | science: research education | Sioux Falls, SD | 2017 |
| SOCIETY OF VASCULAR AND INTERVENTIONAL NEUROLOGY | $2,724,342 | H96 | published | science: research education | Minneapolis, MN | 2024 |
| THE GORDON AND MARY CAIN PEDIATRIC NEUROLOGY RESEARCH FOUNDATION | $2,717,202 | H96 | published | | Bellaire, TX | 2024 |
| NEUROSURGERY FOUNDATION AT GOODMAN CAMPBELL INC | $2,505,764 | H96 | published | | Carmel, IN | 2024 |
| NEUROSURGICAL ATLAS INC | $1,672,206 | H96 | published | | Beverly Hills, CA | 2024 |
| XSPRING ALLIED INC | $1,386,109 | H96 | published | | Napa, CA | 2025 |
| SUMAIRA FOUNDATION | $1,345,639 | H96 | published | | Somerville, MA | 2024 |
| SAPIEN LABS | $1,152,163 | H96 | published | science: research education | Arlington, VA | 2024 |
| INSIGHT RESEARCH INSTITUTE | $1,079,880 | H96 | published | | Flint, MI | 2022 |
| LEROY ALLEN FOUNDATION | $1,037,613 | H96 | published | | Raleigh, NC | 2025 |
| NEURO DEVELOPMENTAL TREATMENT ASSOCIATION INC | $729,846 | H96 | published | | Alexandria, VA | 2024 |
| INSTITUTE FOR ALL MINDS | $500,145 | H96 | published | | Berkeley, CA | 2024 |
| TRUEHOPE INSTITUTE | $455,142 | H96 | published | | Nampa, ID | 2023 |
| SPINE INSTITUTE FOUNDATION | $357,451 | H96 | published | science: research education | Westlake Vlg, CA | 2024 |
| NEUROFIBROMATOSIS MIDWEST | $327,237 | H96 | published | | St Charles, IL | 2024 |
| NEUROTECH INSTITUTE INC | $300,570 | H96 | published | | Columbus, OH | 2024 |
| HYDROCEPHALUS AND NEUROSCIENCE INSTITUTE INC | $282,093 | H96 | published | | Orlando, FL | 2022 |
| SOCIETY FOR BEHAVIORAL NEUROENDOCRINOLOGY | $203,629 | H96 | published | science: research education | Schaumburg, IL | 2025 |
| CENTER FOR NEUROINNOVATION EDUCATION RESEARCH AND DEVELOPMENT | $190,580 | H96 | published | | Valencia, CA | 2025 |
| SIERRA SPINE SOCIETY | $159,320 | H96 | published | | Newbury Park, CA | 2025 |
| INSTITUTE OF NEUROETHICS INC | $144,626 | H96 | published | science: research education | Atlanta, GA | 2025 |
| MDDS BALANCE DISORDER FOUNDATIONINC | $139,291 | H96 | published | | Audubon, PA | 2024 |
| INTERNATIONAL BEHAVIOURAL AND NEURAL GENETICS SOCIETY CORPORATIO | $129,020 | H96 | published | science: research education | Wakefield, MA | 2025 |
| NEUROIMMUNE INNOVATION ENTERPRISE INC | $127,985 | H96 | published | | New York, NY | 2025 |
| GLOBAL MIGRAINE AID INC | $127,000 | H96 | published | | Atlanta, GA | 2025 |
| BRAIN PRESERVATION FOUNDATION | $109,070 | H96 | published | science: research education | Ashburn, VA | 2025 |
| NNI RESEARCH FOUNDATION | $107,100 | H96 | inferred 0.80 | | Las Vegas, NV | 2010 |
| PEDIATRIC NEUROCRITICAL CARE RESEARCH GROUP INC | $97,350 | H96 | published | science: research education | Albany, NY | 2025 |
| KENNETH H CAMPBELL FOUNDATION FOR NEUROLOGICAL RESEARCH | $94,144 | H96 | inferred 0.70 | | Ada, MI | 2025 |
| WINNING THE FIGHT | $88,755 | H96 | published | | Tampa, FL | 2024 |
| PENNSYLVANIA NEUROLOGICAL SOCIETY | $86,760 | H96 | published | | Goochland, VA | 2025 |
| OPTI HEALTH RESEARCH INSTITUTE | $86,323 | H96 | published | | Mooresville, NC | 2025 |
| DEEPMIND FOUNDATION | $74,695 | H96 | published | | Cupertino, CA | 2024 |
| HIGHLANDS STABLE ISOTOPES CORPORATION | $66,418 | H96 | published | | Las Vegas, NM | 2024 |
| THE ASSOCIATION OF INDIAN NEUROLOGISTS IN AMERICA | $62,973 | H96 | published | | Kimberly, WI | 2024 |
| BRADY WYNN FOUNDATION INC | $62,915 | H96 | published | | Grafton, WI | 2024 |
| ENABLING MOVEMENT FOUNDATION | $59,833 | H96 | published | | Lewisville, TX | 2025 |
| CARIBBEAN NEUROSURGERY FOUNDATION | $57,885 | H96 | published | | Sanford, FL | 2023 |
| IMGEN RESEARCH | $51,050 | H96 | published | | Las Vegas, NV | 2025 |
| Harold L Dorris Neuroscience Foundation | $49,102 | H96 | inferred 0.55 | | San Diego, CA | 2015 |
| VINCA FUND INC | $46,194 | H96 | published | | Colts Neck, NJ | 2025 |
| COLLEEN SHEA CHILDRENS FOUNDATION | $40,856 | H96 | published | abuse: child | Wilkes Barre, PA | 2025 |
| TRINITY LOVE HOBLIT FOUNDATION INC | $38,804 | H96 | published | | Fern Bch, FL | 2024 |
| CHIARI & SYRINGOMYELIA RESEARCH FOUNDATION INC | $37,399 | H96 | published | science: research education | West Seneca, NY | 2025 |
| FLORIDA ASSOCIATION FOR THE STUDY OF HEADACHE INC | $36,195 | H96 | published | | West Palm Bch, FL | 2025 |
| MILAN S MIRACLE FUND INC | $28,776 | H96 | published | | Grand Rapids, MI | 2022 |
| BRAIN SCIENCES FOUNDATION | $27,389 | H96 | published | | Thousand Oaks, CA | 2025 |
| NEUROLOGICAL INJURY RESEARCH AND EDUCATIONAL FOUNDATION INC | $26,599 | H96 | published | | Clearwater, FL | 2024 |
| SHAKE IT OFF INC | $25,886 | H96 | published | science: research education | West Chester, PA | 2024 |
| NORTH AMERICAN ACADEMY OF NEURAL THERAPY | $22,309 | H96 | published | | Stillwater, MN | 2025 |
| L-Y FAMILY FOUNDATION INC | $16,360 | H96 | published | | Indianapolis, IN | 2025 |
| GREATER HOUSTON FOUNDATION FOR MEDICAL RESEARCH AND EDUCATION | $14,985 | H96 | published | | The Woodlands, TX | 2023 |
| Thames Neurological Institute Inc | $13,042 | H96 | inferred 0.80 | science: research education | Norwich, CT | 2016 |
| INTERNATIONAL SOCIETY FOR NEUROVASCULAR DISEASE | $12,617 | H96 | published | science: research education | Buffalo, NY | 2013 |
| THE ROSEBUD | $11,573 | H96 | published | | Braselton, GA | 2025 |
| GARZA FOUNDATION | $11,253 | H96 | published | | Newport Beach, CA | 2024 |
| NEW YORK NEURO-INTERVENTION AND NEURO-IMAGING RESEARCH FOUNDATION | $7,622 | H96 | published | science: research education | Harrison, NY | 2025 |
| DOC1 FOUNDATION | $7,555 | H96 | published | | Fullerton, CA | 2024 |
| NEUROGENETICS FOUNDATION | $7,408 | H96 | published | | Cranbury, NJ | 2024 |
| FOUNDATION FOR RUSSIAN | $5,029 | H96 | inferred 0.50 | | Omaha, NE | 2019 |
| NOT DEFINED BY FND | $4,046 | H96 | published | | Wilmington, NC | 2025 |
| MATTS WAY | $3,369 | H96 | published | | Oregon City, OR | 2025 |
| PARKINSONS MOVEMENT AND DISORDER FOUNDATION | $2,487 | H96 | published | | Fountain Valley, CA | 2023 |
| HARVARD NEURODISCOVERY CENTER INC | $2,280 | H96 | published | | Boston, MA | 2024 |
| G DOLPH CORRADINO NEUROPUNCTURE RESEARCH CORP | $2,102 | H96 | published | | Boynton Beach, FL | 2022 |
| DELLON FOUNDATION | $1,595 | H96 | inferred 0.70 | | Henderson, NV | 2022 |
| WILLIAM H ADAMS FOUNDATION FOR ALS RESEARCH | $1,291 | H96 | published | | Daly City, CA | 2019 |
| CAROL ANN FOUNDATION | $747 | H96 | inferred 0.60 | | Tucson, AZ | 2017 |
| CHARLES MADDOCK FOUNDATION | $391 | H96 | inferred 0.60 | | New York, NY | 2020 |
| NEURODEGENERATIVE DISEASE RESEARCH INC | $385 | H96 | published | | Reddick, FL | 2025 |
| PHOENIX NEUROSCIENCE RESEARCH INSTITUTE | $327 | H96 | inferred 0.80 | | Scottsdale, AZ | 2017 |
| APEX NEUROSCIENCE | $57 | H96 | published | science: research education | Salem, OR | 2025 |
| COMPREHENSIVE SPINE STUDY GROUP | $17 | H96 | published | | Belvedere, CA | 2025 |
| ALLIANCE FOR THE STUDY OF COGNITIVE DISORDERS INC | $5 | H96 | published | | New York, NY | 2025 |
| NEUROMEDICAL RESEARCH FOUNDATION INC | $3 | H96 | published | | Surfside, FL | 2022 |
| ALS NEVERSURRENDER FOUNDATION | $1 | H96 | published | | Breckenridge, CO | 2024 |
| FOUNDATION FOR NEUROLOGY RESEARCH INC | $0 | H96 | inferred 0.80 | | Orlando, FL | 2017 |
| ZUCKER INSTITUTE FOR APPLIED NEUROSCIENCES INC | $0 | H96 | published | science: research education | Charleston, SC | 2024 |
| DAVID MAHONEY INSTITUTE FOR BRAIN | $0 | H96 | inferred 0.60 | | Palm Beach, FL | 2023 |
| MONTANA NEUROSCIENCE INSTITUTE | $0 | H96 | inferred 0.60 | | Missoula, MT | 2022 |
| SCOTT WILSON SPINAL CORD RESEARCH FOUNDATION | $0 | H96 | published | | Rcho Santa Fe, CA | 2025 |
| NEUROCURESNY INC | $0 | H96 | inferred 0.70 | | White Plains, NY | 2021 |
| PHILIP LOW FOUNDATION | $0 | H96 | published | | Moffett Field, CA | 2025 |
| RENGIFO PARKINSONS FOUNDATION INC | $0 | H96 | published | | Miami, FL | 2025 |
| HOLLINGSWORTH SCA-7 FUND | $0 | H96 | published | | Charlotte, NC | 2023 |
| INTERNATIONAL SPINAL DEVELOPMENT & | $0 | H96 | inferred 0.35 | | Las Vegas, NV | 2012 |
| CINGULUM FOUNDATION INC | $0 | H96 | published | | Oyster Bay, NY | 2025 |
| STROKE OUTCOMES AND CONTINUUM OF CARE RESEARCH LAB INC | $0 | H96 | published | | New Orleans, LA | 2024 |
| ADAMS BRAIN CHARITY | -$378 | H96 | published | | Speedway, IN | 2025 |
| CLINICAL NEUROSCIENCE RESEARCH | - | H96 | inferred 0.80 | | Concord, MA | |