| The Sphere Institute | Burlingame, CA | 161 |
| Acumen LLC | Burlingame, CA | 80 |
| Atlantic Council of the United States Inc. | Washington, DC | 35 |
| Johns Hopkins University | Baltimore, MD | 34 |
| Georgetown University | Washington, DC | 26 |
| New York University | New York, NY | 26 |
| Center for Strategic and International Studies | Washington, DC | 24 |
| The University of Texas at Austin | Austin, TX | 24 |
| Michigan State University | East Lansing, MI | 20 |
| Texas A&M University | College Station, TX | 20 |
| Research Foundation of CUNY | New York, NY | 18 |
| The Trustees of Princeton University | Princeton, NJ | 17 |
| The Brookings Institution | Washington, DC | 14 |
| The College of William and Mary | Williamsburg, VA | 14 |
| University of Michigan | Ann Arbor, MI | 13 |
| Trustees Of The University Of Pennsylvania | Philadelphia, PA | 13 |
| University of Maryland College Park | College Park, MD | 13 |
| Northwestern University | Evanston, IL | 12 |
| Apprise Incorporated | Princeton, NJ | 11 |
| The Asia Society | New York, NY | 11 |
| The University of Chicago | Chicago, IL | 11 |
| University of Wisconsin System | Madison, WI | 10 |
| University of Colorado | Boulder, CO | 10 |
| Boston College | Chestnut Hill, MA | 10 |
| University of Minnesota | Minneapolis, MN | 10 |
| Colorado Seminary | Denver, CO | 9 |
| Albert Einstein College of Medicine | Bronx, NY | 9 |
| University of Illinois | Urbana, IL | 8 |
| Human Services Research Institute, Inc. | Cambridge, MA | 8 |
| University of North Texas Health Science Center | Fort Worth, TX | 8 |
| The University of Alabama at Birmingham | Birmingham, AL | 8 |
| Chapin Hall Center for Children | Chicago, IL | 8 |
| The Urban Institute | Washington, DC | 8 |
| The University of Kansas | Lawrence, KS | 8 |
| Yerezhepova Law, PC | New York, NY | 8 |
| Temple University--A Commonwealth University | Philadelphia, PA | 7 |
| The University of Virginia | Charlottesville, VA | 7 |
| US-ASEAN Business Council, Inc. | Washington, DC | 7 |
| Utah State University | Logan, UT | 7 |
| The Curators of the University of Missouri | Columbia, MO | 7 |
| The Leland Stanford, Jr University | Stanford, CA | 7 |
| National Bureau of Economic Research, Inc. | Cambridge, MA | 7 |
| American Enterprise Institute for Public Policy Research | Washington, DC | 6 |
| Board of Regents of the University of Nebraska | Lincoln, NE | 6 |
| Research Foundation for Mental Hygiene, Inc. | Menands, NY | 6 |
| University of Pittsburgh | Pittsburgh, PA | 6 |
| State University Of New York At Buffalo | Buffalo, NY | 6 |
| University Of California, San Diego | La Jolla, CA | 6 |
| Kennedy Krieger Institute | Baltimore, MD | 6 |
| Inter-American Dialogue | Washington, DC | 6 |
| Vayu Global Health Foundation Inc. | Medford, MA | 6 |
| Institute for Security and Technology | Washington, DC | 6 |
| Cato Institute | Washington, DC | 6 |
| Purdue University | West Lafayette, IN | 5 |
| Virginia Polytechnic Institute & State University | Blacksburg, VA | 5 |
| University of California, Berkeley | Berkeley, CA | 5 |
| Kroll Associates, Inc. | New York, NY | 5 |
| Innovations for Poverty Action | Washington, DC | 5 |
| Georgia State University | Atlanta, GA | 5 |
| Research Foundation for the State University of New York | Stony Brook, NY | 5 |
| Georgia Institute of Technology | Atlanta, GA | 5 |
| Center For National Independence In Politics | Des Moines, IA | 5 |
| University of Oregon | Eugene, OR | 4 |
| Virginia Commonwealth University | Richmond, VA | 4 |
| Arizona State University | Tempe, AZ | 4 |
| World Resources Institute | Washington, DC | 4 |
| Human Rights Watch | New York, NY | 4 |
| University of North Carolina at Charlotte | Charlotte, NC | 4 |
| The World Justice Project | Washington, DC | 4 |
| University Of Florida | Gainesville, FL | 4 |
| Brandeis University | Waltham, MA | 4 |
| Education Development Center | Waltham, MA | 4 |
| University Of Central Florida | Orlando, FL | 4 |
| University of Notre Dame du Lac | Notre Dame, IN | 4 |
| Carnegie Endowment for International Peace | Washington, DC | 4 |
| The Aspen Institute | Washington, DC | 4 |
| Affordable Housing Institute Inc. | Boston, MA | 4 |
| Teachers College, Columbia University | New York, NY | 4 |
| Benten Technologies Inc. | Manassas, VA | 4 |
| The Ohio State University | Columbus, OH | 4 |
| Indiana University | Indianapolis, IN | 4 |
| Epic Medical Research LLC | DeSoto, TX | 4 |
| Cincinnati Children's Hospital Medical Center | Cincinnati, OH | 3 |
| Texas A&M AgriLife Research | College Station, TX | 3 |
| Institute for China-America Studies | Washington DC, DC | 3 |
| The University of Iowa | Iowa City, IA | 3 |
| University of Arkansas for Medical Sciences | Little Rock, AR | 3 |
| Institute for Child Success, Inc. | Greenville, SC | 3 |
| University Of Delaware | Newark, DE | 3 |
| Pew Research Center | Washington, DC | 3 |
| Duke University | Durham, NC | 3 |
| Parker Jewish Institute for Healthcare and Rehabilitation | New Hyde Park, NY | 3 |
| University of New Hampshire | Durham, NH | 3 |
| The Florida State University | Tallahassee, FL | 3 |
| Chicago Medical Research | Hazel Crest, IL | 3 |
| Apex Medical Research, AMR, Inc. | Chicago, IL | 3 |
| Manhattan Institute for Policy Research, Inc. | New York, NY | 3 |
| Nardello & Co. LLC | New York, NY | 3 |
| Henry J Austin Health Center | Trenton, NJ | 3 |
| West Virginia University | Morgantown, WV | 3 |
| Public Policy Lab Inc | Brooklyn, NY | 3 |
| Peter G. Peterson Institute for International Economics | Washington, DC | 3 |
| University of Utah | Salt Lake City, UT | 3 |
| Aci Law Group, PC | La Palma, CA | 3 |
| University Of North Carolina At Greensboro | Greensboro, NC | 3 |
| University of Rochester | Rochester, NY | 3 |
| Saint Francis Health System | Tulsa, OK | 3 |
| Swarthmore College | Swarthmore, PA | 3 |
| Fordham University | Bronx, NY | 3 |
| St. John's University | Jamaica, NY | 3 |
| California State University, San Bernardino | San Bernardino, CA | 3 |
| Virginia State University | Petersburg, VA | 3 |
| Father Flanagan's Boys' Home | Boys Town, NE | 3 |
| Texas A&M University-Corpus Christi | Corpus Christi, TX | 3 |
| The Methodist Hospital Research Institute | Houston, TX | 2 |
| Trustees of Dartmouth College | Hanover, NH | 2 |
| GRA, Incorporated | Alexandria, VA | 2 |
| Brown University | Providence, RI | 2 |
| University of South Florida | Tampa, FL | 2 |
| The Foundation for Farmworkers | Washington, DC | 2 |
| Elle Media, LLC | New York, NY | 2 |
| S-3 Research, LLC | San Diego, CA | 2 |
| Columbia University | New York, NY | 2 |
| University of Mississippi | University, MS | 2 |
| Susquehanna International Group, LLP | Bala Cynwyd, PA | 2 |
| Telemet America, Inc. | Alexandria, VA | 2 |
| Akin Gump Strauss Hauer & Feld LLP | Washington, DC | 2 |
| Cadmus Holding Company, Inc. | Arlington, VA | 2 |
| The President & Fellows of Middlebury College | Middlebury, VT | 2 |
| Haver Analytics, Inc. | New York, NY | 2 |
| Avicenna Clinical Research, LLC | Oak Lawn, IL | 2 |
| Atlas Public Policy LLC | Washington, DC | 2 |
| Winston Lab of Social Science and Innovation | Los Angeles, CA | 2 |
| Purpose Campaigns LLC | New York, NY | 2 |
| Team N.E.O. Foundation | Cleveland, OH | 2 |
| Fourth Floor Productions Inc | Cambridge, MA | 2 |
| Research in Action, LLC | Minneapolis, MN | 2 |
| Foundation for the Defense of Democracies Inc. | Washington, DC | 2 |
| Good Energy Collective Inc. | Sacramento, CA | 2 |
| Community Resources for Justice, Inc. | Boston, MA | 2 |
| IBDream LLC | Glendale, CA | 2 |
| National Center on Education and the Economy | Washington, DC | 2 |
| MD Medical Research | Oxon Hill, MD | 2 |
| Bio-Rad Laboratories, Inc. | Hercules, CA | 2 |
| University of Arkansas | Fayetteville, AR | 2 |
| The Nature Conservancy | Arlington, VA | 2 |
| Public Policy Institute of California | San Francisco, CA | 2 |
| Florida International University | Miami, FL | 2 |
| Tufts University | Medford, MA | 2 |
| Memorial Sloan Kettering Cancer Center | New York, NY | 2 |
| Oregon Health & Science University | Portland, OR | 2 |
| Washington CORE, LLC | Bethesda, MD | 2 |
| Center for Applied Linguistics | Washington, DC | 2 |
| Clin Fox International INC | Iselin, NJ | 2 |
| Topography Health, Inc. | Los Angeles, CA | 2 |
| Justice Innovation Inc. | New York, NY | 2 |
| Solaris Pharma | Bridgewater, NJ, NJ | 2 |
| Hillspire, LLC | Menlo Park, CA | 2 |
| The George Washington University | Washington, DC | 2 |
| Legal Services Corporation | Washington, DC | 2 |
| Administrators of the Tulane Educational Fund | New Orleans, LA | 2 |
| Illinois Institute of Technology | Chicago, IL | 2 |
| Langston University | Langston, OK | 2 |
| University of Nevada, Las Vegas | Reno, NV | 2 |
| PILnet | New York, NY | 2 |
| Open Philanthropy Project | San Francisco, CA | 2 |
| Jarecki Law Group, LLC | Chicago, IL | 2 |
| University of Georgia; OGE | Athens, GA | 2 |
| Kelly Services, Inc. | Troy, MI | 2 |
| American Center for International Labor Solidarity | Washington, DC | 2 |
| Hungrypanda US Inc. | New York, NY | 2 |
| Resolve, Inc. | Washington, DC | 2 |
| Vanderbilt University | Nashville, TN | 2 |
| The Constellation Fund | Minneapolis, MN | 2 |
| The Arsenault Family Foundation, Inc. DBA Pax Sapiens | Louisville, CO | 2 |
| PPG Health and Healing Fund | Plymouth, MN | 2 |
| Plymouth Psych Group, LLC | Plymouth, MN | 2 |
| Hamilton College | Clinton, NY | 2 |
| Iowa State University of Science and Technology | Ames, IA | 2 |
| Georgia College and State University | Milledgeville, GA | 2 |
| BioIntelliSense, Inc. | Golden, CO | 2 |
| Tufts Medical Center, Inc. | Boston, MA | 2 |
| Cambridge Public Health Commission | Malden, MA | 2 |
| Hennepin Healthcare Research Institute | Minneapolis, MN | 2 |
| Alliancechicago | Chicago, IL | 2 |
| Migration Policy Institute | Washington, DC | 2 |
| Rush University Medical Center | Chicago, IL | 2 |
| Jsi Research & Training Institute | Arlington, VA | 2 |
| General Conference Of Seventh-Day Adventists | Silver Spring, MD | 2 |
| Trustees Of Boston University | Boston, MA | 2 |
| One Earth Future Foundation | Broomfield, CO | 2 |
| DSFederal Inc. | Rockville, MD | 2 |
| Northwell Health | New Hyde Park, NY | 2 |
| National Police Foundation | Arlington, VA | 2 |
| Start Early | Chicago, IL | 2 |
| Observer Research Foundation America | Washington, DC | 2 |
| Integrity Risk International, LLC | Reston, VA | 2 |
| Icahn School of Medicine at Mount Sinai | New York, NY | 2 |
| Clemson University | Clemson, SC | 2 |
| The Pennsylvania State University | University Park, PA | 2 |
| Beacon Center of Tennessee | Nashville, TN | 2 |
| Global Rights for Women | Minneapolis, MN | 2 |
| WA Fan Tuan Inc | Seattle, WA | 2 |
| Research for Action, Inc. | Philadelphia, PA | 2 |
| University of Louisiana at Lafayette | Lafayette, LA | 1 |
| Emory University | Atlanta, GA | 1 |
| University of California, Davis | Davis, CA | 1 |
| West Texas A&M University | Canyon, TX | 1 |
| Auramedpro Inc | Fremont, CA | 1 |
| Slingshot Memphis, Inc. | Memphis, TN | 1 |
| Asian Artist and Activities Hub Inc | New York, NY | 1 |
| North American University | Stafford, TX | 1 |
| Rochester General Hospital | Rochester, NY | 1 |
| Case Western Reserve University | Cleveland, OH | 1 |
| The Difference Principle Inc. | Milwaukee, WI | 1 |
| North Dakota State University | Fargo, ND | 1 |
| Louisiana State University and A&M College | Baton Rouge, LA | 1 |
| Business Council for International Understanding, Inc. | New York, NY | 1 |
| Crime Prevention Research Center | Butte, MT | 1 |
| Data Driven Detroit, L3C | Detroit, MI | 1 |
| The University of Alabama | Tuscaloosa, AL | 1 |
| Baylor University Medical Center | Dallas, TX | 1 |
| Center on Budget and Policy Priorities | Washington, DC | 1 |
| Prairie View A&M University | Prairie View, TX | 1 |
| Connecticut Children's Medical Center | Hartford, CT | 1 |
| Norc | Chicago, IL | 1 |
| Northern Kentucky University | Highland Heights, KY | 1 |
| C7 Research | Cleveland, OH | 1 |
| DaVita, Inc. | Brentwood, TN | 1 |
| United States Hispanic Chamber of Commerce | Washington, DC | 1 |
| Caleb Corps Inc. | Oregon City, OR | 1 |
| The Roskamp Institute, Inc. | Sarasota, FL | 1 |
| H. Lee Moffitt Cancer Center & Research Institute, Inc. | Tampa, FL | 1 |
| Information Technology Industry Council | Washington, DC | 1 |
| Tpg Global, LLC | Fort Worth, TX | 1 |
| Charmtech Labs LLC | Buffalo, NY | 1 |
| University of Wyoming | Laramie, WY | 1 |
| Advantage Cleveland Tennis and Education, Inc. | Cleveland, OH | 1 |
| Preservation Chicago, NFP | Chicago, IL | 1 |
| RSG, Inc. | Vista, CA | 1 |
| Mercatus Center, Inc. | Arlington, VA | 1 |
| Westlake America Clinic | Westlake, OH | 1 |
| Institute for the Study of War, Inc. | Washington, DC | 1 |
| Forefront Analytics, LLC | West Conshohocken, PA | 1 |
| Foreign Policy LLC | Washington, DC | 1 |
| Foundations for Learning and Behavior Inc | Redmond, WA | 1 |
| Pattern Bioscience | Austin, TX | 1 |
| Homix Realty Inc. | Flushing, NY | 1 |
| GOFO Inc. | Chino, CA | 1 |
| Tent Foundation | New York, NY | 1 |
| The American Institute for Immigration Law and Policy Inc | Fairfield, NJ | 1 |
| Institute for Education, Research, and Scholarships | Los Angeles, CA | 1 |
| David Fivenson, MD, PLC | Ann Arbor, MI | 1 |
| Hibee International Consulting Inc. | New York, NY | 1 |
| CHN Nebraska | Omaha, NE | 1 |
| Chinese Legal and Social advancement Association | New York City, NY | 1 |
| EHT Advisors | Chicago, IL | 1 |
| Orbitekk Technologies LLC | Houston, TX | 1 |
| Fomat Medical Research Inc | Oxnard, CA | 1 |
| Commercial Club of Chicago | Chicago, IL | 1 |
| Human Resources Research Organization | Alexandria, VA | 1 |
| Textile Exchange | Burbank, CA | 1 |
| Texas State University | San Marcos, TX | 1 |
| Japan Society Inc. | New York, NY | 1 |
| Advanced Data Corporation | Williamstown, MA | 1 |
| Ca Fan Tuan Inc. | Irvine, CA | 1 |
| Slate Group LLC | Washington, DC | 1 |
| Project Rousseau, Inc. | New York, NY | 1 |
| Social and Environmental Entrepreneurs, Inc. | Calabasas, CA | 1 |
| USA Intellectual Property Research And Education Institute | Yorktown, VA | 1 |
| W.M. Rice University | Houston, TX | 1 |
| International Policy Network US Inc. | Portland, OR | 1 |
| Marymount University | Arlington, VA | 1 |
| Hostage Aid Worldwide Inc. | Washington, DC | 1 |
| Direct Helpers Research Center | Hialeah, FL | 1 |
| Healing Hearts Therapy LLC | St Augustine, FL | 1 |
| Premier Research International, LLC | Morrisville, NC | 1 |
| The University Of Texas Rio Grande Valley | Edinburg, TX | 1 |
| Education Development Center, Inc. | Waltham, MA | 1 |
| Dreamer's Hymn Inc | New York, NY | 1 |
| Maimonides Medical Center | Brooklyn, NY | 1 |
| Fresno Clinical Research Center | Fresno, CA | 1 |
| Urgent Care Specialists LLC | Beavercreek, OH | 1 |
| Andrews University | Berrien Springs, MI | 1 |
| Florida Institute of Technology | Melbourne, FL | 1 |
| Kptown USA LLC | Chesterfield, MO | 1 |
| University of Connecticut Health Center | Farmington, CT | 1 |
| The Mind-Eye Institute | Northbrook, IL | 1 |
| Climate Focus North America INC. | Washington, DC | 1 |
| Hindus for Human Rights | Santa Fe, NM | 1 |
| Community Action Agency Of New Haven, Inc. | New Haven, CT | 1 |
| Financial Services Forum | Washington, DC | 1 |
| Drexel University | Philadelphia, PA | 1 |
| St. Jude Children'S Research Hospital | Memphis, TN | 1 |
| Blue Star Strategies, LLC | Washington, DC | 1 |
| Eresearch Technology, Inc. | Philadelphia, PA | 1 |
| Open Data Watch Inc. | Washington DC, DC | 1 |
| Hebrew Rehabilitation Center | Roslindale, MA | 1 |
| Eurasia Group, Ltd. | New York, NY | 1 |
| Ivory Systems, Inc. | Parsippany, NJ | 1 |