| INTERNATIONAL RESEARCH AND EXCHANGES BOARD INC | $146,620,152 | Q20 | published | science: research education | Washington, DC | 2024 |
| AMERICAN ISRAEL PUBLIC AFFAIRS COMMITTEE | $122,539,124 | Q20 | published | launch: religious | Washington, DC | 2024 |
| MIDDLE EAST BROADCASTING NETWORKS INC | $73,748,565 | Q20 | published | | Arlington, VA | 2024 |
| HUDSON INSTITUTE INC | $67,049,361 | Q20 | inferred 0.50 | | Washington, DC | 2025 |
| DIGITAL PROMISE GLOBAL | $66,817,083 | Q20 | published | science: research education | Washington, DC | 2024 |
| AMERICAN ISRAEL EDUCATION FOUNDATION INC | $61,115,404 | Q20 | published | launch: religious | Washington, DC | 2024 |
| SUMMER INSTITUTE OF LINGUISTICS INC | $53,997,913 | Q20 | published | | Dallas, TX | 2024 |
| BEST BUDDIES INTERNATIONAL INC | $48,307,781 | Q20 | published | launch: launch | Miami, FL | 2024 |
| AMIDEAST | $45,934,177 | Q20 | published | science: research education | Washington, DC | 2024 |
| KIVA MICROFUNDS | $39,775,082 | Q20 | published | | San Francisco, CA | 2024 |
| INTERNATIONAL INSTITUTE FOR APPLIED SYSTEMS ANALYSIS | $31,396,865 | Q20 | inferred 0.80 | | Austria | 2024 |
| CENTER FOR CULTURAL AND TECHNICAL INTERCHANGE BETWEEN EAST AND WEST | $31,022,316 | Q20 | published | launch: launch | Honolulu, HI | 2024 |
| ASIA SOCIETY | $29,605,387 | Q20 | published | women: issues | New York, NY | 2024 |
| INTERNATIONAL HOUSE | $22,840,059 | Q20 | published | | Berkeley, CA | 2024 |
| AMERICA FOR BULGARIA FOUNDATION | $20,343,714 | Q20 | inferred 0.50 | | Homer Glen, IL | 2025 |
| GLOBAL WITNESS | $19,868,805 | Q20 | published | | United Kingdom | 2024 |
| US-JAPAN COUNCIL | $18,027,545 | Q20 | published | launch: launch | Washington, DC | 2024 |
| SURGO FOUNDATION US | $17,660,499 | Q20 | published | abuse: sexual | New York, NY | 2025 |
| ACLED | $14,699,244 | Q20 | published | | Grafton, WI | 2024 |
| INSTITUTE FOR GOVERNANCE AND SUSTAINABLE DEVELOPMENT INC | $13,022,902 | Q20 | published | | Washington, DC | 2024 |
| KOREA SOCIETY | $11,638,779 | Q20 | published | women: issues | New York, NY | 2025 |
| KENNAN INSTITUTE | $11,060,324 | Q20 | published | | Washington, DC | 2025 |
| FRIENDS OF ELNET | $10,705,776 | Q20 | published | | Skokie, IL | 2025 |
| ONE EARTH FUTURE FOUNDATION INC | $9,706,553 | Q20 | published | science: research education | Broomfield, CO | 2024 |
| AMERICAS SOCIETY INC | $9,529,449 | Q20 | published | science: christian science | New York, NY | 2024 |
| MIDDLE EAST MEDIA AND RESEARCH INSTITUTE INC | $9,512,786 | Q20 | published | | Washington, DC | 2024 |
| INTERNATIONAL CONSORTIUM OF INVESTIGATIVE JOURNALISTS INC | $8,939,849 | Q20 | published | violence: community | Washington, DC | 2025 |
| FUNDACION CARVAJAL | $8,181,818 | Q20 | inferred 0.50 | | Miami, FL | 2024 |
| HARVARD-YENCHING INSTITUTE | $8,181,510 | Q20 | published | science: research education | Cambridge, MA | 2024 |
| CARAS OF THE AMERICAS | $7,724,002 | Q20 | published | violence: community | Catano, PR | 2024 |
| Golden Gate Council of American Youth Hostels Inc | $7,569,623 | Q20 | inferred 0.55 | girls boys: boys girls clubs | Silver Spring, MD | 2013 |
| CHINA INSTITUTE IN AMERICA INCORPORATED | $6,963,780 | Q20 | published | | New York, NY | 2024 |
| NETHERLAND-AMERICA FOUNDATION INCORPORATED | $6,435,867 | Q20 | published | science: research education | New York, NY | 2024 |
| AMERICAN-SCANDINAVIAN FOUNDATION | $6,039,745 | Q20 | published | | New York, NY | 2024 |
| FREE RUSSIA FOUNDATION | $6,024,852 | Q20 | published | | Washington, DC | 2024 |
| IDEALISTORG INC | $5,704,689 | Q20 | published | | New York, NY | 2024 |
| USAP EXPO 2017 | $5,470,000 | Q20 | inferred 0.80 | | Washington, DC | 2017 |
| AUSCHWITZ INSTITUTE FOR THE PREVENTION OF GENOCIDE AND MASS AT | $5,377,789 | Q20 | published | launch: launch | New York, NY | 2024 |
| WORLD SAVVY INC | $5,173,338 | Q20 | published | | Saint Paul, MN | 2024 |
| CONCEPT FOUNDATION | $4,962,447 | Q20 | published | women: issues | Thailand | 2024 |
| IDI FOUNDATION INC | $4,861,065 | Q20 | published | | Atlanta, GA | 2024 |
| RECYCLE FOR CHANGE | $4,683,910 | Q20 | published | | Richmond, CA | 2025 |
| CIEE Inc | $4,636,339 | Q20 | inferred 0.60 | | Portland, ME | 2013 |
| MIDDLE EAST FORUM | $4,613,831 | Q20 | published | | Philadelphia, PA | 2024 |
| THE INSTITUTE FOR MIDDLE EAST UNDERSTANDING | $4,480,181 | Q20 | published | | Tustin, CA | 2024 |
| THE MAUREEN AND MIKE MANSFIELD FOUNDATION | $4,430,124 | Q20 | published | | Missoula, MT | 2024 |
| PACIFIC FORUM INTERNATIONAL | $4,384,169 | Q20 | published | space: outer | Honolulu, HI | 2024 |
| ISRAEL INSTITUTE INC | $4,135,900 | Q20 | published | | Washington, DC | 2024 |
| AGENCY OF INTERNATIONAL COOPERATION FOR DEVELOPMENT | $4,007,120 | Q20 | inferred 0.60 | launch: launch | New York, NY | 2024 |
| ASAP MINISTRIES INC | $3,937,997 | Q20 | published | women: issues | Berrien Sprgs, MI | 2024 |
| CURE VIOLENCE GLOBAL | $3,884,996 | Q20 | published | violence: gun | Chicago, IL | 2024 |
| ECOPEACE MIDDLE EAST ENVIRONMENTAL NGO FORUM | $3,839,974 | Q20 | published | | Washington, DC | 2025 |
| PEOPLE INTERNATIONAL | $3,531,256 | Q20 | published | | Vancouver, WA | 2025 |
| HUMANITARIAN CHINA | $3,473,455 | Q20 | published | women: issues | Hayward, CA | 2025 |
| PATH TO PEACE FOUNDATION | $3,287,336 | Q20 | inferred 0.50 | violence: prevention | New York, NY | 2025 |
| KENTUCKY INSTITUTE FOR INTERNATIONAL STUDIES INC | $3,175,541 | Q20 | published | | Bowling Green, KY | 2025 |
| THE 1890 UNIVERSITIES FOUNDATION | $3,166,188 | Q20 | published | science: research education | Washington, DC | 2024 |
| THE ALEXANDER HAMILTON SOCIETY | $3,153,868 | Q20 | published | | Washington, DC | 2024 |
| AMERICAN COUNCIL ON GERMANY INC | $3,133,153 | Q20 | published | | New York, NY | 2024 |
| GLOBAL EXCHANGE | $3,007,053 | Q20 | published | violence: gun | San Francisco, CA | 2024 |
| FOUNDATION BERMA | $2,983,843 | Q20 | inferred 0.55 | science: research education | New York, NY | 2024 |
| US ISRAEL EDUCATION ASSOCIATION INC | $2,934,524 | Q20 | published | | Mountain Brk, AL | 2024 |
| INSTITUTE FOR TRAINING AND DEVELOPMENT INC | $2,842,752 | Q20 | published | | Amherst, MA | 2024 |
| ENCOUNTER PROGRAMS INCORPORATED | $2,780,630 | Q20 | published | violence: prevention | New York, NY | 2024 |
| PACIFIC LINKS FOUNDATION | $2,728,094 | Q20 | published | girls boys: girls | Milpitas, CA | 2024 |
| BEYOND BORDERS INC | $2,683,018 | Q20 | published | domestic: workers | Norristown, PA | 2024 |
| CENTER FOR INCLUSIVE POLICY | $2,614,161 | Q20 | published | | Washington, DC | 2025 |
| US-MEXICO BORDER PHILANTHROPY PARTNERSHIP | $2,566,678 | Q20 | published | | San Diego, CA | 2024 |
| EMERGING PUBLIC LEADERS | $2,551,115 | Q20 | published | | Washington, DC | 2023 |
| WORLD YOUNG WOMENS CHRISTIAN ASSOC | $2,503,674 | Q20 | published | space: for women | Switzerland | 2024 |
| KUWAIT-AMERICA FOUNDATION | $2,501,260 | Q20 | published | violence: prevention | Washington, DC | 2024 |
| GISA INC | $2,267,610 | Q20 | published | | New York, NY | 2024 |
| INTERNATIONAL CENTER FOR EVALUATION AND DEVELOPMENT INC | $2,229,901 | Q20 | published | | Laurel, MD | 2024 |
| UPLAND ADVISORS INC | $2,210,441 | Q20 | published | | Schererville, IN | 2025 |
| INTERNATIONAL CENTER INC | $2,043,471 | Q20 | inferred 0.60 | | Indianapolis, IN | 2024 |
| GLOBAL COMPACT NETWORK USA INC | $2,035,166 | Q20 | published | | New York, NY | 2024 |
| PHOENIX SISTER CITIES INC | $2,006,071 | Q20 | published | | Phoenix, AZ | 2024 |
| TECHNOLOGY POLICY INSTITUTE | $1,983,651 | Q20 | published | | Washington, DC | 2024 |
| RESEARCH - EVAL - PROMOTING ORG RESPON & TRANSPARENCY-REPORT-INC | $1,936,466 | Q20 | published | | Jenkintown, PA | 2025 |
| AMERICAN FRIENDS OF YESHIVA DA ASCHOCHMA INC | $1,902,175 | Q20 | published | | Monsey, NY | 2025 |
| WORLD AFFAIRS COUNCIL OF | $1,881,506 | Q20 | inferred 0.55 | | San Francisco, CA | 2023 |
| KIDS4PEACE INTERNATIONAL INC | $1,852,133 | Q20 | inferred 0.85 | violence: gun | Washington, DC | 2018 |
| TASSEL INC | $1,824,247 | Q20 | published | | Manhattan Bch, CA | 2025 |
| PEACEWORKS NETWORK FOUNDATION | $1,800,381 | Q20 | published | violence: prevention | New York, NY | 2024 |
| LA NAPOULE ART FOUNDATION-HENRY CLEWS MEMORIAL | $1,793,327 | Q20 | published | | Denver, CO | 2024 |
| DACOR BACON HOUSE FOUNDATION | $1,778,367 | Q20 | published | | Washington, DC | 2024 |
| SOMALI AMERICAN COUNCIL OF OREGON | $1,760,892 | Q20 | published | violence: community | Portland, OR | 2024 |
| SONIA NABETA FOUNDATION | $1,749,425 | Q20 | published | | New York, NY | 2024 |
| AMERICAN CONGRESS FOR TRUTH INC | $1,716,315 | Q20 | published | women: issues | Virginia Beach, VA | 2025 |
| SOLVENTAS FOUNDATION | $1,712,470 | Q20 | published | | Leawood, KS | 2024 |
| VOICES PROJECT USA INC | $1,692,203 | Q20 | published | | Brooklyn New York, NY | 2024 |
| IAJE | $1,585,610 | Q20 | published | | Jackson, MS | 2024 |
| UNITED STATES OF ADVENTURE | $1,556,795 | Q20 | published | | Costa Mesa, CA | 2025 |
| JAPAN SOCIETY OF NORTHERN CALIFORNIA | $1,556,670 | Q20 | published | | San Francisco, CA | 2025 |
| AFFORDABLE HOUSING INSTITUTE | $1,541,466 | Q20 | published | | Boston, MA | 2024 |
| SOUTHEAST UNIVERSITY EDUCATION FOUNDATION USA | $1,504,773 | Q20 | published | | San Jose, CA | 2024 |
| MIDDLE EAST CULTURAL AND CHARITABLE SOCIETY | $1,497,566 | Q20 | published | | Chicago, IL | 2024 |
| PRESIDENTIAL PRECINCT | $1,489,368 | Q20 | published | women: issues | Charlottesvle, VA | 2024 |
| KONRAD ADENAUER STIFTUNG INC | $1,448,761 | Q20 | published | | New York, NY | 2025 |
| AUROVILLE INTERNATIONAL USA | $1,420,307 | Q20 | published | shelter: animal | Sacramento, CA | 2024 |