| 1 (350) | Ontario Institute for Cancer Research | CAN | |
| 2 (1118) | Santa Fe Institute | USA | |
| 3 (1205) | SRI International | USA | |
| 4 (1372) | Bill and Melinda Gates Foundation | USA | |
| 5 (1381) | Carnegie Institution for Science | USA | |
| 6 (1471) | Louisiana State University Agricultural Center | USA | |
| 7 (1735) | Battelle Memorial Institute | USA | |
| 8 (1767) | Marine Biological Laboratory | USA | |
| 9 (2187) | American Institute of Aeronautics and Astronautics | USA | |
| 10 (2296) | Institute for Advanced Study | USA | |
| 11 (2346) | Woods Hole Oceanographic Institution | USA | |
| 12 (2831) | Southwest Research Institute | USA | |
| 13 (3246) | Electric Power Research Institute | USA | |
| 14 (3573) | Regenstrief Institute | USA | |
| 15 (3794) | SETI Institute | USA | |
| 16 (3813) | Desert Research Institute, Reno | USA | |
| 17 (3916) | Universities Space Research Association | USA | |
| 18 (4114) | RAND Corporation | USA | |
| 19 (4481) | International Monetary Fund | USA | |
| 19 (4481) | Kavli Institute for Particle Astrophysics and Cosmology | USA | |
| 19 (4481) | National Bureau of Economic Research | USA | |
| 19 (4481) | Perimeter Institute for Theoretical Physics | CAN | |
| 19 (4481) | Planetary Science Institute | USA | |
| 19 (4481) | Wildlife Conservation Society USA | USA | |
|