| 1 (559) | American Institute of Aeronautics and Astronautics | USA |  |
| 2 (569) | Boyce Thompson Institute for Plant Research | USA | |
| 3 (612) | National Bureau of Economic Research | USA | |
| 4 (707) | Carnegie Institution for Science | USA | |
| 5 (806) | Santa Fe Institute | USA | |
| 6 (898) | Institute for Advanced Study | USA | |
| 7 (1015) | Donald Danforth Plant Science Center | USA | |
| 8 (1070) | Kavli Institute for Particle Astrophysics and Cosmology | USA | |
| 9 (1234) | SRI International | USA | |
| 10 (1293) | Marine Biological Laboratory | USA | |
| 11 (1377) | Woods Hole Oceanographic Institution | USA | |
| 12 (1438) | Regenstrief Institute | USA | |
| 13 (1624) | The EARLY Program Mind Research Network | USA | |
| 14 (1681) | RAND Corporation | USA | |
| 15 (1861) | SETI Institute | USA | |
| 16 (2155) | Louisiana State University Agricultural Center | USA | |
| 17 (2225) | National Institute of Aerospace | USA | |
| 18 (2405) | Planetary Science Institute | USA | |
| 19 (2483) | Wildlife Conservation Society USA | USA | |
| 20 (2625) | International Monetary Fund | USA | |
| 21 (2713) | Universities Space Research Association | USA | |
| 22 (2912) | Desert Research Institute, Reno | USA | |
| 23 (2915) | Southwest Research Institute | USA | |
| 24 (2938) | Battelle Memorial Institute | USA | |
| 25 (4101) | Electric Power Research Institute | USA | |
| 26 (4317) | California Academy of Sciences | USA | |
| 27 (5074) | American Geophysical Union | USA | |
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