| 1 (210) | National Aeronautics and Space Administration * | USA |  |
| 2 (365) | Pacific Northwest National Laboratory * | USA | |
| 3 (370) | National Renewable Energy Laboratory | USA | |
| 4 (373) | Oak Ridge National Laboratory | USA | |
| 5 (410) | Lawrence Berkeley National Laboratory * | USA | |
| 6 (467) | Jet Propulsion Laboratory | USA | |
| 7 (489) | National Center for Atmospheric Research | USA | |
| 8 (517) | National Institute of Standards and Technology * | USA | |
| 9 (537) | National Energy Technology Laboratory | USA | |
| 10 (574) | U.S. Department of Energy * | USA | |
| 11 (589) | Sandia National Laboratories, New Mexico | USA | |
| 12 (602) | National Oceanic and Atmospheric Administration | USA | |
| 13 (614) | Los Alamos National Laboratory * | USA | |
| 14 (629) | Lawrence Livermore National Laboratory * | USA | |
| 15 (656) | Argonne National Laboratory * | USA | |
| 16 (675) | United States Department of Agriculture | USA | |
| 17 (686) | Environment Canada | CAN | |
| 18 (769) | SLAC National Accelerator Laboratory | USA | |
| 19 (789) | NASA Ames Research Center | USA | |
| 20 (801) | Harvard-Smithsonian Center for Astrophysics | USA | |
| 21 (813) | Brookhaven National Laboratory * | USA | |
| 22 (939) | Smithsonian Institution * | USA | |
| 23 (945) | NASA Goddard Space Flight Center | USA | |
| 24 (1077) | US Environmental Protection Agency | USA | |
| 25 (1098) | Natural Resources Canada | CAN | |
| 26 (1116) | U.S. Air Force | USA | |
| 27 (1164) | United States Geological Survey | USA | |
| 28 (1209) | National Research Council Canada * | CAN | |
| 29 (1405) | Fermi National Accelerator Laboratory | USA | |
| 30 (1534) | U.S. Army * | USA | |
| 31 (1608) | US Food and Drug Administration | USA | |
| 32 (1653) | Idaho National Laboratory | USA | |
| 33 (1659) | US Naval Research Laboratory | USA | |
| 34 (1963) | Princeton Plasma Physics Laboratory | USA | |
| 35 (1978) | Sandia National Laboratories, California | USA | |
| 36 (2155) | US National Science Foundation * | USA | |
| 37 (2355) | NASA Langley Research Center | USA | |
| 38 (3264) | Center for Drug Evaluation & Research | USA | |
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