| 1 (171) | Canadian Institute for Advanced Research | CAN |  |
| 2 (194) | Woods Hole Oceanographic Institution | USA | |
| 3 (245) | Santa Fe Institute | USA | |
| 4 (248) | Carnegie Institution for Science * | USA | |
| 5 (325) | Simons Foundation | USA | |
| 6 (356) | Universities Space Research Association | USA | |
| 7 (393) | Kavli Institute for Particle Astrophysics and Cosmology | USA | |
| 8 (476) | Institute for Advanced Study | USA | |
| 9 (622) | National Institute of Aerospace | USA | |
| 10 (629) | Monterey Bay Aquarium Research Institute | USA | |
| 11 (634) | Southwest Research Institute | USA | |
| 12 (727) | University Corporation for Atmospheric Research | USA | |
| 13 (771) | California Academy of Sciences | USA | |
| 14 (867) | SETI Institute | USA | |
| 15 (1005) | Planetary Science Institute | USA | |
| 16 (1084) | Wildlife Conservation Society USA | USA | |
| 17 (1121) | Perimeter Institute for Theoretical Physics | CAN | |
| 18 (1141) | Space Science Institute | USA | |
| 19 (1508) | Lowell Observatory | USA | |
| 20 (1518) | Cary Institute of Ecosystem Studies | USA | |
| 21 (1612) | Desert Research Institute, Reno | USA | |
| 22 (1944) | Marine Biological Laboratory | USA | |
| 23 (2462) | Electric Power Research Institute | USA | |
| 24 (2649) | SRI International | USA | |
| 25 (3000) | Louisiana State University Agricultural Center | USA | |
| 26 (3014) | Battelle Memorial Institute * | USA | |
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