| AMERICAN UROLOGICAL ASSOCIATION EDUCATION AND RESEARCH INC | $41,229,959 | H03 | published | science: research education | Linthicum, MD | 2025 |
| INTERNATIONAL BRAIN RESEARCH ORGANIZATION | $37,244,420 | H03 | published | science: research education | New York, NY | 2024 |
| SOCIETY FOR NEUROSCIENCE | $36,716,820 | H03 | published | science: research education | Washington, DC | 2024 |
| AMERICAN ACADEMY OF ALLERGY | $17,597,093 | H03 | published | | Milwaukee, WI | 2024 |
| AMERICAN JOURNAL OF PREVENTIVE MEDICINE | $8,109,423 | H03 | published | violence: prevention | Washington, DC | 2024 |
| SOCIETY OF UROLOGIC ONCOLOGY | $3,253,183 | H03 | published | | Schaumburg, IL | 2024 |
| PEDIATRIC ENDOCRINE SOCIETY | $2,628,905 | H03 | published | science: research education | Mclean, VA | 2024 |
| INTREPID ALLIANCE INC | $2,245,192 | H03 | published | science: research education | Cambridge, MA | 2024 |
| AMERICAN-EUROPEAN CONGRESS OF OPHTHALMIC SURGERY | $2,230,686 | H03 | published | | Fort Worth, TX | 2024 |
| ADA FOUNDATION | $2,133,662 | H03 | published | science: research education | Chicago, IL | 2024 |
| TEXAS ACADEMY OF MEDICINE ENGINEERING SCIENCE AND TECHNOLOGY | $1,678,457 | H03 | published | launch: space | Austin, TX | 2024 |
| AMERICAN ACADEMY OF PAIN MEDICINE ULTRASONOGRAPHY INC | $1,360,518 | H03 | published | | North Reading, MA | 2024 |
| INTERNATIONAL SOCIETY FOR CEREBRAL BLOOD FLOW AND METABOLISM INC | $1,088,828 | H03 | published | science: research education | Alexandria, VA | 2024 |
| BIONORTHTEXAS FOUNDATION | $1,066,113 | H03 | published | women: issues | Irving, TX | 2024 |
| IEC NFP | $1,033,057 | H03 | published | | Schaumburg, IL | 2024 |
| INTERNATIONAL SOCIETY FOR EXPERIMENTAL HEMATOLOGY | $998,261 | H03 | inferred 0.80 | science: research education | Chicago, IL | 2024 |
| METABOLOMICS SOCIETY INC | $971,253 | H03 | published | science: research education | Atlanta, GA | 2024 |
| INTERNATIONAL SOCIETY OF AMYLIODOSIS | $946,221 | H03 | published | science: research education | Burnsville, MN | 2025 |
| NATIONAL NEUROTRAUMA SOCIETY INC | $902,293 | H03 | published | | Houston, TX | 2025 |
| AMERICAN SOCIETY OF PEDIATRIC NEURORADIOLOGY | $889,860 | H03 | published | science: research education | Fishers, IN | 2024 |
| UNITED OSTOMY ASSOCIATIONS OF AMERICA INC | $861,200 | H03 | published | | Biddeford, ME | 2025 |
| INTERNATIONAL BRAIN MAPPING AND INTRA-OPERATIVE SURGICAL PLANNING | $845,183 | H03 | published | science: research education | Los Angeles, CA | 2024 |
| INTERSTATE POSTGRADUATE MEDICAL ASSOCIATION OF NORTH AMERICA | $824,681 | H03 | published | abuse: substance | Prospect Hts, IL | 2024 |
| AMERICAN SOCIETY OF EMERGENCY RADIOLOGY | $702,427 | H03 | published | | Houston, TX | 2024 |
| ISLAA FOUNDATION | $624,500 | H03 | published | | Overland Park, KS | 2024 |
| INTERNATIONAL BLADDER CANCER GROUP | $603,104 | H03 | published | | Flemington, NJ | 2025 |
| AMERICAN SOCIETY OF SPINE RADIOLOGY | $564,890 | H03 | published | | Oak Brook, IL | 2025 |
| RI BIO | $544,166 | H03 | published | science: research education | Providence, RI | 2024 |
| CLINICAL NEUROLOGICAL SOCIETY OF AMERICA INC | $533,420 | H03 | published | science: research education | Washington, DC | 2024 |
| NBIA DISORDERS ASSOCIATION | $526,469 | H03 | published | science: research education | Cypress, TX | 2024 |
| MEDICAL IMAGE COMPUTING AND COMPUTER ASSISTED INTERVENTION SOC | $517,796 | H03 | published | science: research education | Indianapolis, IN | 2024 |
| INTERNATIONAL SOCIETY FOR LABORATORY HEMATOLOGY | $517,511 | H03 | published | science: research education | Glenview, IL | 2025 |
| GEORGIA SOCIETY OF RHEUMOTOLOGY | $468,583 | H03 | published | | Norcross, GA | 2025 |
| ASSOCIATION OF ENTERPRISE ARCHITECTS | $463,266 | H03 | published | | San Francisco, CA | 2025 |
| ACADEMY OF OPERATIVE DENTISTRY INC | $388,955 | H03 | inferred 0.80 | science: research education | Wilmette, IL | 2024 |
| BOULDER PEPTIDE FOUNDATION | $385,755 | H03 | published | science: research education | San Diego, CA | 2024 |
| EASTERN NEURORADIOLOGICAL SOCIETY INC | $384,431 | H03 | inferred 0.70 | science: research education | Oak Brook, IL | 2025 |
| INTERNATIONAL SOCIETY FOR THE STUDY OF FATTY ACIDS AND LIPIDS | $375,253 | H03 | published | | Washington, DC | 2025 |
| PUBPEER FOUNDATION | $373,105 | H03 | published | science: research education | San Francisco, CA | 2025 |
| AMERICAN BOARD OF HAIR RESTORATION SURGERY | $349,380 | H03 | inferred 0.60 | | Houston, TX | 2025 |
| LIFE SCIENCES NY INC | $338,227 | H03 | published | | Syracuse, NY | 2024 |
| FAMILY MEDICINE MIDWEST FOUNDATION | $338,046 | H03 | published | | Bolingbrook, IL | 2024 |
| ANTERIOR CRUCIATE LIGAMENT STUDY GROUP | $333,000 | H03 | published | | Walnut Creek, CA | 2024 |
| AMERICAN PHYSICIAN SCIENTISTS ASSOCIATION INC | $312,686 | H03 | published | science: research education | Boxborough, MA | 2024 |
| INSTITUTE FOR CHALLENGING DISORGANIZATION | $295,007 | H03 | published | | Larchmont, NY | 2025 |
| ADOLESCENT AND YOUNG ADULT CANCER ALLIANCE | $287,605 | H03 | published | survivor: cancer | Knoxville, TN | 2025 |
| MICHIGAN CHAPTER OF THE AMERICAN COLLEGE OF CARDIOLOGY | $279,477 | H03 | inferred 0.80 | | New York, NY | 2024 |
| AMERICAN ASSOCIATION OF EXTRACELLULAR VESICLES INC | $268,882 | H03 | published | | Cary, NC | 2025 |
| INTERNATIONAL SOCIETY FOR THERAPEUTIC ULTRASOUND INC | $259,282 | H03 | published | science: research education | Seattle, WA | 2024 |
| PHARMACOGENOMICS RESEARCH NETWORK INC | $255,374 | H03 | published | | Houston, TX | 2025 |
| FMDA-THE FLORIDA SOCIETY FOR POST-ACUTE AND LONG-TERM CARE MEDI | $237,136 | H03 | published | | West Palm Bch, FL | 2025 |
| SOCIETY OF METABOLIC HEALTH PRACTITIONERS INC | $235,971 | H03 | published | | Corp Christi, TX | 2024 |
| TEXAS SOCIETY OF VASCULAR AND ENDOVASCULAR SURGERY | $216,790 | H03 | published | | Lake Oswego, OR | 2025 |
| SOUTHEASTERN REGIONAL GENETICS GROUP INC | $207,661 | H03 | published | | Lancaster, SC | 2025 |
| TWENTIETH CENTURY ORTHOPAEDIC ASSOCIATION | $207,130 | H03 | published | violence: gun | Jacksonville, FL | 2024 |
| RIO GRANDE VALLEY AREA HEALTH EDUCATION CENTER | $199,269 | H03 | published | | Harlingen, TX | 2024 |
| Osnet Inc | $181,330 | H03 | inferred 0.50 | | Palm Desert, CA | 2012 |
| INTERNATIONAL NETWORK FOR SIMULATION-BASED PEDIATRIC INNOVAT | $179,697 | H03 | published | | Pensacola, FL | 2024 |
| INTERNATIONAL FEDERATION FOR THE ADIPOSE THERAPEUTICS AND SCIENCE | $167,233 | H03 | published | science: research education | Pittsburgh, PA | 2024 |
| AMERICAN EYE STUDY CLUB FOUNDATION UA 07152003 | $161,999 | H03 | published | | Vernon Hills, IL | 2024 |
| PARTICLE THERAPY COOPERATIVE GROUP - NORTH AMERICA INC | $157,256 | H03 | published | science: research education | Rochester, MN | 2025 |
| SOCIETY FOR OCCUPATIONAL HEALTH PSYCHOLOGY | $157,022 | H03 | published | | Portland, OR | 2025 |
| CHINESE AMERICAN PATHOLOGISTS ASSOCIATION INC | $150,050 | H03 | published | | Austin, TX | 2025 |
| SINO-AMERICAN PHARMACEUTICAL PROFESSIONALS ASSOCIATION-NEW ENGL | $148,630 | H03 | published | | Jamaica Plain, MA | 2024 |
| ARKANSAS CHIROPRACTIC PHYSICIANS ASSOCIATION | $136,700 | H03 | published | | Marion, AR | 2025 |
| NATIONAL GLAUCOMA SOCIETY | $134,306 | H03 | published | | Andover, MA | 2024 |
| AMERICAN HYPERTENSION SPECIALIST CERTIFICATION PROGRAM INC | $127,611 | H03 | published | | New York, NY | 2024 |
| TEXAS SOCIETY FOR BIOMEDICAL RESEARCH INC | $121,503 | H03 | published | | Grapevine, TX | 2025 |
| THYMUS MEETING ASSOCIATION | $117,324 | H03 | published | science: research education | Doylestown, PA | 2025 |
| ARIZONA INFECTIOUS DESEASES SOCIETY | $113,400 | H03 | published | | Scottsdale, AZ | 2024 |
| INTERNATIONAL SOCIETY FOR OTITIS MEDIA INC | $110,494 | H03 | published | science: research education | Milwaukee, WI | 2025 |
| INTERNATIONAL SOCIETY OF BEHAVIORAL MEDICINE | $108,198 | H03 | published | | Canada | 2024 |
| INTERNATIONAL SOCIETY ON AGING AND DISEASE | $105,022 | H03 | published | science: research education | Fort Worth, TX | 2025 |
| INTERNATIONAL SOCIETY FORBIOPHARMACEUTICAL STATISTICS INC | $104,516 | H03 | published | | Warrington, PA | 2025 |
| WESTERN UROLOGIC FORUM | $92,550 | H03 | published | | Flagstaff, AZ | 2024 |
| IOWA UROLOGIC SOCIETY | $91,009 | H03 | published | | Schaumburg, IL | 2024 |
| INTERNATIONAL REGULATORY PEPTIDE SOCIETY INCORPORATED | $89,335 | H03 | published | | Bethesda, MD | 2025 |
| INTERNATIONAL SOCIETY FOR TRANSGENIC TECHNOLOGIES INC | $88,526 | H03 | published | science: research education | Kansas City, KS | 2024 |
| INTERNATIONAL CELL RESEARCH ORGANIZATION | $85,464 | H03 | published | science: research education | Madison, WI | 2025 |
| INTERNATIONAL PEDIATRIC ORTHOPAEDIC THINK TANK | $83,489 | H03 | published | | Charlotte, NC | 2025 |
| KOREAN COMMUNITY LAWYERSASSOCIATION | $81,322 | H03 | published | | Los Angeles, CA | 2024 |
| NEW ENGLAND DRUG METABOLISM DISCUSSION GROUP | $80,418 | H03 | published | | Holliston, MA | 2024 |
| NORTH AMERICAN BURN SOCIETY INC | $80,000 | H03 | published | | Spartanburg, SC | 2024 |
| AMERICAN ASSOCIATION OF CARDIOLOGISTS OF INDIAN ORIGIN | $79,648 | H03 | published | | Bayside, NY | 2025 |
| SOCIETY FOR RESEARCH ON CALCULOUS KINETICS | $76,520 | H03 | published | | Beverly, MA | 2024 |
| CONNECTICUT OPTICIANS ASSOCIATION INC | $75,304 | H03 | published | | Cromwell, CT | 2025 |
| CHINESE BIOPHARMACEUTICAL ASSOCIATION USA-GREATER PHILADELPH | $74,098 | H03 | published | | Wynnewood, PA | 2025 |
| KOREAN MEDICAL PRACITIONER ASSOC OF GREATER NEW YORK INC | $68,766 | H03 | published | | Flushing, NY | 2024 |
| AMERICAN OSTEOPATHIC ASSOCIATION PROLOTHERAPY REGENERATIVE MEDICINE | $62,552 | H03 | published | | Middletown, DE | 2024 |
| NEW ENGLAND OTOLARYNGOLOGICAL SOCIETY INC | $62,030 | H03 | published | | Waltham, MA | 2024 |
| OKLAHOMA SPEECH-LANGUAGE-HEARING ASSOCIATION | $56,334 | H03 | published | | Edmond, OK | 2025 |
| SOLUTION FOCUSED BRIEF THERAPY ASSOCIATION | $51,713 | H03 | published | | El Paso, TX | 2015 |
| BLACK IN IMMUNO | $51,500 | H03 | inferred 0.45 | | Houston, TX | 2024 |
| SOCIETY FOR EDUCATION AND ADVANCEMENT OF RESEARCH IN CONNECT | $47,706 | H03 | published | | Little Rock, AR | 2025 |
| SOCIETY OF SURGICAL ERGONOMICS | $43,761 | H03 | published | | Valley Village, CA | 2025 |
| TEXAS SOCIETY FOR SURGERY OF THE HAND AND UPPER EXTREMITY | $42,175 | H03 | published | science: research education | Austin, TX | 2025 |
| ALLIANCE FOR THE ADVANCEMENT OF NEUROSCIENCE | $40,970 | H03 | published | | Hopewell, NJ | 2024 |
| Boston QSP Inc | $39,000 | H03 | inferred 0.50 | | Boston, MA | 2019 |
| BIOLOGICAL PHOTOGRAPHIC ASSOCIATION INC | $36,690 | H03 | published | science: research education | Attleboro, MA | 2021 |
| PHOENIX SHOULDER SOCIETY INC | $36,330 | H03 | published | | Paramus, NJ | 2025 |