| 1 (83) | United States Department of Agriculture | USA |  |
| 2 (117) | National Aeronautics and Space Administration * | USA | |
| 3 (120) | Lawrence Berkeley National Laboratory | USA | |
| 4 (253) | Doe Joint Genome Institute | USA | |
| 5 (297) | National Center for Biotechnology Information | USA | |
| 6 (324) | Los Alamos National Laboratory | USA | |
| 7 (325) | U.S. Army | USA | |
| 8 (328) | Oak Ridge National Laboratory | USA | |
| 9 (341) | National Institute of Standards and Technology * | USA | |
| 10 (348) | Argonne National Laboratory | USA | |
| 11 (401) | National Oceanic and Atmospheric Administration | USA | |
| 12 (417) | United States Geological Survey | USA | |
| 13 (452) | Lawrence Livermore National Laboratory | USA | |
| 14 (454) | National Center for Atmospheric Research | USA | |
| 15 (476) | Pacific Northwest National Laboratory | USA | |
| 16 (519) | Smithsonian Institution | USA | |
| 17 (534) | SLAC National Accelerator Laboratory | USA | |
| 18 (541) | NASA Goddard Space Flight Center | USA | |
| 19 (551) | Sandia National Laboratories, New Mexico | USA | |
| 20 (582) | National Renewable Energy Laboratory | USA | |
| 21 (606) | U.S. Food and Drug Administration | USA | |
| 22 (614) | Jet Propulsion Laboratory | USA | |
| 23 (627) | U.S. Air Force | USA | |
| 24 (636) | Brookhaven National Laboratory | USA | |
| 25 (682) | US Naval Research Laboratory | USA | |
| 26 (742) | US Environmental Protection Agency | USA | |
| 27 (931) | World Bank United States | USA | |
| 28 (966) | Joint Quantum Institute | USA | |
| 29 (980) | NASA Ames Research Center | USA | |
| 30 (1091) | Ames Laboratory | USA | |
| 31 (1146) | University of Maryland, Center for Environmental Science | USA | |
| 32 (1231) | Space Telescope Science Institute | USA | |
| 33 (1372) | NASA Langley Research Center | USA | |
| 34 (1401) | Fermi National Accelerator Laboratory | USA | |
| 35 (1404) | U.S. Department of Energy | USA | |
| 36 (1417) | National High Magnetic Field Laboratory | USA | |
| 37 (1459) | American Museum of Natural History | USA | |
| 38 (1672) | National Optical Astronomy Observatory | USA | |
| 39 (1678) | National Energy Technology Laboratory | USA | |
| 40 (1839) | Spitzer Science Center | USA | |
| 41 (1963) | Joint Institute for Laboratory Astrophysics | USA | |
| 42 (2015) | Infrared Processing and Analysis Center | USA | |
| 43 (2023) | Subaru Telescope | USA | |
| 44 (2130) | Princeton Plasma Physics Laboratory | USA | |
| 45 (2183) | Field Museum Natural History | USA | |
| 46 (2341) | National Radio Astronomy Observatory, Charlottesville | USA | |
| 47 (2604) | Nemours A Children's Health System | USA | |
| 48 (2649) | National Radio Astronomy Observatory, Socorro | USA | |
| 49 (2918) | Thomas Jefferson National Accelerator Facility | USA | |
| 50 (3103) | Idaho National Laboratory | USA | |
| 51 (3174) | NASA Johnson Space Center | USA | |
| 52 (3254) | NASA Stennis Space Center | USA | |
| 53 (3314) | Glenn Research Center | USA | |
| 54 (3410) | US National Science Foundation | USA | |
| 55 (3573) | NASA Marshall Space Flight Center | USA | |
| 56 (3728) | New York Botanical Garden | USA | |
| 57 (3900) | United States Fish and Wildlife Service | USA | |
| 58 (4320) | NASA Kennedy Space Center | USA | |
| 59 (4439) | Missouri Botanical Garden | USA | |
| 60 (4490) | Savannah River National Laboratory | USA | |
| 61 (5066) | Nuclear Regulatory Commission | USA | |
| 62 (5070) | Research Institute for Fragrance Materials | USA | |
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