| NATIONAL ACADEMY OF SCIENCES | $361,712,009 | U03 | published | science: research education | Washington, DC | 2024 |
| AMERICAN SOCIETY OF MECHANICAL ENGINEERS | $136,989,570 | U03 | published | women: issues | New York, NY | 2024 |
| AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE | $129,476,881 | U03 | published | launch: launch | Washington, DC | 2024 |
| AMERICAN PHYSICAL SOCIETY | $106,332,062 | U03 | published | science: research education | College Park, MD | 2024 |
| ASSOCIATION FOR COMPUTING MACHINERY INC | $96,182,576 | U03 | published | science: research education | New York, NY | 2024 |
| SAE INTERNATIONAL | $95,057,958 | U03 | published | space: outer | Warrendale, PA | 2024 |
| AMERICAN INSTITUTE OF PHYSICS INCORPORATED | $92,366,805 | U03 | published | science: christian science | College Park, MD | 2024 |
| SOCIETY FOR SCIENCE AND THE PUBLIC | $91,128,420 | U03 | published | science: research education | Washington, DC | 2024 |
| SOCIETY OF PHOTO OPTICAL INSTRUMENTATION ENGINEER | $64,378,785 | U03 | inferred 0.80 | space: outer | Bellingham, WA | 2025 |
| AMERICAN SOCIETY OF CIVIL ENGINEERS | $58,896,001 | U03 | published | launch: launch | Reston, VA | 2024 |
| EXPERIMENTAL AIRCRAFT ASSOCIATION INC | $53,861,538 | U03 | published | science: research education | Oshkosh, WI | 2024 |
| FLEXTECH ALLIANCE INC | $53,154,211 | U03 | inferred 0.80 | | San Jose, CA | 2024 |
| AMERICAN SOCIETY FOR MICROBIOLOGY | $51,295,584 | U03 | published | science: research education | Washington, DC | 2024 |
| AMERICAN INSTITUTE OF CHEMICAL ENGINEERS | $49,732,128 | U03 | inferred 0.60 | | New York, NY | 2024 |
| AMERICAN MATHEMATICAL SOCIETY | $39,854,863 | U03 | published | science: research education | Providence, RI | 2024 |
| INSTITUTE OF FOOD TECHOLOGISTS INC | $28,265,583 | U03 | inferred 0.60 | science: research education | Chicago, IL | 2024 |
| AMERICAN INSTITUTE OF AERONAUTICS AND ASTRONAUTICS | $26,094,614 | U03 | inferred 0.80 | space: outer | Reston, VA | 2024 |
| AMERICAN METEOROLOGICAL SOCIETY | $18,441,042 | U03 | published | science: research education | Boston, MA | 2024 |
| INTERNATIONAL SOCIETY FOR PHARMACEUTICAL ENGINEERING INC | $17,304,843 | U03 | inferred 0.60 | science: research education | Tampa, FL | 2024 |
| INTERNATIONAL SOCIETY OF AUTOMATION | $17,187,591 | U03 | published | science: research education | Tampa, FL | 2024 |
| ANNUAL REVIEWS | $16,950,987 | U03 | published | | Palo Alto, CA | 2024 |
| SOCIETY OF PETROLEUM ENGINEERS SPE INC | $15,423,647 | U03 | published | | Richardson, TX | 2025 |
| AMERICAN NUCLEAR SOCIETY INC | $15,098,687 | U03 | published | | Westmont, IL | 2025 |
| SOCIETY OF AMERICAN MILITARY ENGINEERS | $14,962,644 | U03 | inferred 0.60 | | Alexandria, VA | 2025 |
| GEOLOGICAL SOCIETY OF AMERICA INC | $14,634,212 | U03 | published | science: research education | Boulder, CO | 2024 |
| AMERICAN SOCIETY FOR BIOCHEMISTRY AND MOLECULAR BIOLOGY INC | $13,920,670 | U03 | published | science: research education | Rockville, MD | 2024 |
| OFFSHORE TECHNOLOGY CONFERENCE INC | $13,573,581 | U03 | inferred 0.60 | | Richardson, TX | 2024 |
| INDUSTRIAL TECHNOLOGY INSTITUTE | $13,431,374 | U03 | inferred 0.60 | launch: launch | Plymouth, MI | 2024 |
| SOCIETY OF EXPLORATION GEOPHYSICISTS | $12,308,932 | U03 | inferred 0.85 | science: research education | Houston, TX | 2024 |
| American Nuclear Society | $12,189,315 | U03 | inferred 0.80 | science: research education | Lagrange Park, IL | 2012 |
| AMERICAN ASSOCIATION OF PHYSICISTS IN MEDICINE | $12,033,446 | U03 | published | science: research education | Alexandria, VA | 2024 |
| AMERICAN SOCIETY FOR NONDESTRUCTIVE TESTING INC | $11,193,835 | U03 | published | science: research education | Columbus, OH | 2024 |
| ASM INTERNATIONAL | $11,156,927 | U03 | published | space: outer | Novelty, OH | 2024 |
| ACCUMULUS SYNERGY INC | $11,090,240 | U03 | published | | Burlingame, CA | 2024 |
| THE NATIONAL COUNCIL OF TEACHERS OF MATHEMATICS-INCORPORATED- | $10,428,676 | U03 | published | | Reston, VA | 2024 |
| CENTER FOR OPEN SCIENCE | $10,217,166 | U03 | published | science: research education | Charlottesvle, VA | 2024 |
| MINERALS METALS & MATERIALS SOCIETY INC | $10,031,886 | U03 | published | science: research education | Pittsburgh, PA | 2025 |
| SOCIETY FOR ADVANCEMENT OF CHICANOS & NATIVE AMERICANS IN SCIENCE INC | $9,885,263 | U03 | published | science: research education | San Jose, CA | 2024 |
| ELECTROCHEMICAL SOCIETY INC | $9,471,703 | U03 | published | science: research education | Pennington, NJ | 2025 |
| EXPLORERS CLUB | $8,990,865 | U03 | published | space: outer | New York, NY | 2024 |
| ASSOCIATION FOR COMPUTATIONAL LINGUISTICS INC | $8,415,185 | U03 | inferred 0.80 | | Kerrville, TX | 2024 |
| NUMFOCUS INC | $8,376,226 | U03 | published | science: research education | Austin, TX | 2024 |
| MATHEMATICAL ASSOCIATION OF AMERICA INCORPORATED | $7,984,952 | U03 | inferred 0.55 | science: research education | Washington, DC | 2024 |
| ACOUSTICAL SOCIETY OF AMERICA | $7,434,482 | U03 | published | girls boys: girl scouts | Melville, NY | 2024 |
| AMERICAN SOCIETY FOR CELL BIOLOGY | $7,068,106 | U03 | inferred 0.60 | science: research education | Rockville, MD | 2024 |
| OPEN GEOSPATIAL CONSORTIUM INC | $6,949,998 | U03 | inferred 0.80 | | Arlington, VA | 2024 |
| ENTOMOLOGICAL SOCIETY OF AMERICA | $6,826,663 | U03 | published | science: research education | Annapolis, MD | 2024 |
| IGEM FOUNDATION INC | $6,496,323 | U03 | published | science: research education | Cambridge, MA | 2024 |
| INTERNATIONAL COUNCIL ON SYSTEMS ENGINEERING | $6,343,875 | U03 | inferred 0.60 | | W Lafayette, IN | 2024 |
| AMERICAN ASSOCIATION OF PHYSICS TEACHERS INC | $6,193,699 | U03 | published | space: outer | College Park, MD | 2024 |
| ILLUMINATING ENGINEERING SOCIETY | $5,751,841 | U03 | inferred 0.60 | science: research education | New York, NY | 2024 |
| VMWARE USER GROUP INC | $5,710,443 | U03 | published | | Nashville, TN | 2024 |
| OBJECT MANAGEMENT GROUP INC | $5,126,768 | U03 | inferred 0.80 | | Milford, MA | 2024 |
| COIN CENTER INC | $4,869,974 | U03 | published | | Washington, DC | 2024 |
| OASIS OPEN | $4,632,683 | U03 | inferred 0.60 | | Woburn, MA | 2024 |
| ENERGY WORKFORCE & TECHNOLOGY COUNCIL ASSOCIATION | $4,528,572 | U03 | inferred 0.60 | science: research education | Houston, TX | 2024 |
| INTERNATIONAL CONFERENCE | $4,261,207 | U03 | inferred 0.60 | science: research education | La Jolla, CA | 2018 |
| INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION INC | $3,911,654 | U03 | inferred 0.60 | | Schaumburg, IL | 2024 |
| SILICON INTEGRATION INITIATIVE INC | $3,886,854 | U03 | inferred 0.50 | | Round Rock, TX | 2025 |
| AMERICAN SOCIETY OF HEATING REFRIGERATING & A-C ENGINEERS | $3,748,142 | U03 | inferred 0.80 | | Peachtree Corners, GA | 2024 |
| SOCIETY OF ASIAN SCIENTISTS AND ENGINEERS | $3,678,644 | U03 | published | science: research education | Denver, CO | 2024 |
| VIDEO ELECTRONICS STANDARDS ASSOCIATION | $3,671,753 | U03 | inferred 0.80 | | San Jose, CA | 2024 |
| LORA ALLIANCE INC | $3,621,688 | U03 | published | | Fremont, CA | 2024 |
| SOCIETY FOR MANAGEMENT INFORMATION SYSTEMS | $3,310,397 | U03 | inferred 0.60 | | Mount Laurel, NJ | 2024 |
| HOURGLASS | $3,146,633 | U03 | published | | Chanhassen, MN | 2025 |
| AMERICAN SOCIETY OF AGRICULTURAL AND BIOLOGICAL ENGINEERS | $3,069,613 | U03 | inferred 0.55 | science: research education | St Joseph, MI | 2024 |
| SOCIETY OF FIRE PROTECTION ENGINEERS INC | $3,006,904 | U03 | inferred 0.80 | science: research education | Gaithersburg, MD | 2025 |
| POULTRY SCIENCE ASSOCIATION INC | $2,910,326 | U03 | inferred 0.60 | | Champaign, IL | 2024 |
| FIELDBUS FOUNDATION | $2,774,162 | U03 | inferred 0.50 | | Austin, TX | 2013 |
| PLM WORLD INC | $2,736,621 | U03 | inferred 0.50 | | Winston Salem, NC | 2015 |
| NORTH AMERICAN TECHNICIAN EXCELLENCE INC | $2,584,929 | U03 | inferred 0.70 | | Arlington, VA | 2025 |
| INTERNATIONAL UNION OF PURE AND APPLIED CHEMISTRY | $2,555,920 | U03 | published | | Durham, NC | 2024 |
| COMBUSTION INSTITUTE | $2,517,882 | U03 | published | science: research education | Pittsburgh, PA | 2024 |
| ACI FOUNDATION | $2,487,405 | U03 | inferred 0.60 | science: research education | Farmington Hills, MI | 2025 |
| FUEL CELL AND HYDROGEN ENERGY ASSOCIATION INC | $2,471,278 | U03 | inferred 0.60 | | Washington, DC | 2024 |
| SOCIETY OF EXPLOSIVES ENGINEERS INC | $2,283,811 | U03 | inferred 0.80 | space: outer | Lexington, KY | 2024 |
| AMERICAN ORNITHOLOGICAL SOCIETY | $2,263,644 | U03 | published | science: research education | Chicago, IL | 2024 |
| SOCIETY OF COSMETIC CHEMISTS | $2,247,686 | U03 | published | science: research education | New York, NY | 2024 |
| INTERNATIONAL VALUATION STANDARDS COMMITTEE | $2,247,511 | U03 | published | | Chicago, IL | 2024 |
| ASSOCIATION FOR THE SCIENCES OF LIMNOLOGY AND OCEANOGRAPHY INC | $2,215,636 | U03 | inferred 0.60 | science: research education | Washington, DC | 2024 |
| NATIONAL ASSOCIATION FOR ENVIROMENTAL MANAGEMENT | $2,204,675 | U03 | inferred 0.60 | | Washington, DC | 2024 |
| AMERICAN CHEMICAL SOCIETY | $2,087,581 | U03 | published | science: research education | Akron, OH | 2024 |
| HEALTH PHYSICS SOCIETY | $1,977,552 | U03 | inferred 0.60 | science: research education | Herndon, VA | 2024 |
| APPLIED SUPERCONDUCTIVITY EDUCATIONAL CONFERENCE | $1,934,079 | U03 | published | science: research education | Eau Claire, WI | 2024 |
| TASSCC INC-TEXAS ASSOCIATION OF STATE SYSTEMS FOR COMPUTING & COMM | $1,888,840 | U03 | inferred 0.80 | | Leander, TX | 2024 |
| NATIONAL COMM FOR CERTIFICATION OF ANESTHESIOLOGIST ASST INC | $1,853,096 | U03 | inferred 0.80 | | Florence, KY | 2025 |
| PRPL FOUNDATION INC | $1,825,234 | U03 | published | | Wakefield, MA | 2024 |
| INFORMATION TECHNOLOGY INFORMATION SHARING ANALYSIS CENTER INC | $1,707,875 | U03 | published | | Manassas, VA | 2024 |
| OpenFog Consortium Inc | $1,683,783 | U03 | inferred 0.50 | | Fremont, CA | 2018 |
| SOCIETY OF ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY OF NORTH AMERICA INC | $1,646,730 | U03 | published | science: research education | Washington, DC | 2025 |
| JOURNEY TO LEAD INC | $1,522,355 | U03 | published | women: issues | Chester, MD | 2025 |
| WOMEN IN BIO INC | $1,502,370 | U03 | published | science: research education | Dallas, TX | 2025 |
| INFORMATION SYSTEMS SECURITY ASSOCIATION | $1,439,900 | U03 | inferred 0.60 | | Roswell, GA | 2024 |
| SMART CARD ALLIANCE INC | $1,340,174 | U03 | inferred 0.60 | | Redwood City, CA | 2024 |
| PRINTING AND IMAGING ASSOCIATION OF NEW YORK STATE INC | $1,220,300 | U03 | inferred 0.60 | | Amherst, NY | 2025 |
| TRANSMISSION ACCESS POLICY STUDY GROUP INC | $1,190,026 | U03 | published | | Sioux Falls, SD | 2025 |
| MOTE MARINE FOUNDATION INC | $1,188,695 | U03 | published | science: research education | Sarasota, FL | 2024 |
| CHEMICAL AND BIOLOGICALMICROSYSTEMS SOCIETY | $1,178,107 | U03 | published | science: research education | San Diego, CA | 2025 |
| ORGANIZATION OF PJM STATES INC | $1,176,620 | U03 | published | | Newark, DE | 2025 |
| ASSOCIATION OF UNIVERSITY RELATED RESEARCH PARKS | $1,166,934 | U03 | inferred 0.60 | space: outer | Tucson, AZ | 2024 |