| 1 (720) | SRI International | USA |  |
| 2 (819) | The Electrochemical Society, USA | USA | |
| 3 (1236) | Society of Petroleum Engineers | USA | |
| 4 (1485) | American Ceramic Society | USA | |
| 5 (1533) | Santa Fe Institute | USA | |
| 6 (1663) | Louisiana State University Agricultural Center | USA | |
| 7 (1698) | Battelle Memorial Institute | USA | |
| 8 (1740) | Carnegie Institution for Science | USA | |
| 9 (1792) | American Institute of Aeronautics and Astronautics | USA | |
| 10 (1889) | Marine Biological Laboratory | USA | |
| 11 (2221) | Woods Hole Oceanographic Institution | USA | |
| 12 (2443) | Institute for Advanced Study | USA | |
| 13 (2450) | Monterey Bay Aquarium Research Institute | USA | |
| 14 (2536) | Electric Power Research Institute | USA | |
| 15 (2558) | Southwest Research Institute | USA | |
| 16 (2976) | American Society of Mechanical Engineers | USA | |
| 17 (3039) | American Chemical Society | USA | |
| 18 (3240) | National Bureau of Economic Research | USA | |
| 19 (3342) | Desert Research Institute, Reno | USA | |
| 20 (3345) | Universities Space Research Association | USA | |
| 21 (3747) | RAND Corporation | USA | |
| 22 (4142) | International Monetary Fund | USA | |
| 22 (4142) | Kavli Institute for Particle Astrophysics and Cosmology | USA | |
| 22 (4142) | Wildlife Conservation Society USA | USA | |
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