| 1 (35) | SLAC National Accelerator Laboratory | USA | |
| 2 (98) | Lawrence Berkeley National Laboratory * | USA | |
| 3 (149) | Argonne National Laboratory | USA | |
| 4 (176) | National Institute of Standards and Technology * | USA | |
| 5 (226) | National Aeronautics and Space Administration * | USA | |
| 6 (312) | Jet Propulsion Laboratory | USA | |
| 7 (323) | American Museum of Natural History | USA | |
| 8 (329) | United States Geological Survey | USA | |
| 9 (360) | Smithsonian Institution * | USA | |
| 10 (380) | Lawrence Livermore National Laboratory * | USA | |
| 11 (418) | United States Department of Agriculture | USA | |
| 12 (433) | National Oceanic and Atmospheric Administration | USA | |
| 13 (435) | U.S. Army * | USA | |
| 14 (443) | Smithsonian National Museum of Natural History | USA | |
| 15 (480) | National Research Council Canada * | CAN | |
| 16 (508) | US Naval Research Laboratory | USA | |
| 17 (596) | Field Museum Natural History | USA | |
| 18 (603) | Natural Resources Canada | CAN | |
| 19 (631) | U.S. Air Force | USA | |
|