| 1 (570) | Institute of Electrical and Electronics Engineers, USA | USA | |
| 2 (836) | National Bureau of Economic Research | USA | |
| 3 (900) | RAND Corp | USA | |
| 4 (933) | International Monetary Fund | USA | |
| 5 (1040) | American Heart Association | USA | |
| 6 (1097) | Carnegie Institution for Science * | USA | |
| 7 (1134) | Woods Hole Oceanographic Institution | USA | |
| 8 (1515) | Bill and Melinda Gates Foundation | USA | |
| 9 (1542) | Educational Testing Service | USA | |
| 10 (1844) | University Corporation for Atmospheric Research | USA | |
| 11 (1899) | Universities Space Research Association | USA | |
| 12 (1907) | Perimeter Institute for Theoretical Physics | CAN | |
| 13 (1952) | Santa Fe Institute | USA | |
| 14 (2129) | Simons Foundation | USA | |
| 15 (2158) | Wildlife Conservation Society USA | USA | |
| 16 (2183) | Institute for Advanced Study | USA | |
| 17 (2266) | Southwest Research Institute | USA | |
| 18 (2369) | International Food Policy Research Institute United States | USA | |
| 19 (2591) | SETI Institute | USA | |
| 20 (2611) | Marine Biological Laboratory | USA | |
| 21 (2650) | California Academy of Sciences | USA | |
| 22 (2673) | SRI International | USA | |
| 23 (2809) | United Nations International Children's Emergency Fund, United States | USA | |
| 24 (2911) | Kavli Institute for Particle Astrophysics and Cosmology | USA | |
| 25 (3285) | Louisiana State University Agricultural Center | USA | |
| 26 (3343) | American Institute of Aeronautics and Astronautics | USA | |
| 27 (3511) | Planetary Science Institute | USA | |
| 28 (3584) | Gemini Observatory | USA | |
| 29 (3647) | Walter Reed Army Institute of Research * | USA | |
| 29 (3647) | Monterey Bay Aquarium Research Institute | USA | |
| 31 (3699) | Battelle Memorial Institute * | USA | |
| 32 (3835) | Ontario Institute for Cancer Research | CAN | |
| 33 (3926) | Desert Research Institute, Reno | USA | |
| 34 (4058) | Gemini Observatory Northern Operations Center | USA | |
| 34 (4058) | Population Council, USA | USA | |
| 36 (4169) | Family Health International Estados Unidos | USA | |
| 37 (4300) | Regenstrief Institute | USA | |
| 38 (4509) | Donald Danforth Plant Science Center | USA | |
| 38 (4509) | Program for Appropriate Technology in Health USA | USA | |
| 40 (4559) | Canadian Blood Services | CAN | |
| 41 (4619) | HudsonAlpha Institute for Biotechnology | USA | |
| 41 (4619) | Boyce Thompson Institute for Plant Research | USA | |
| 43 (4683) | Allen Institute for Brain Science | USA | |
| 44 (4810) | Electric Power Research Institute | USA | |
| 44 (4810) | Lowell Observatory | USA | |
| 46 (4997) | Space Science Institute | USA | |
| 47 (5061) | The EARLY Program Mind Research Network | USA | |
| 48 (5634) | Las Cumbres Observatory Global Telescope Network | USA | |
| 49 (6328) | Haskins Laboratories | USA | |
| 50 (6894) | National Institute of Aerospace | USA | |
|