| 1 (73) | United States Department of Agriculture | USA |  |
| 2 (122) | Lawrence Berkeley National Laboratory | USA | |
| 3 (168) | Genomics Institute of the Novartis Research Foundation | USA | |
| 4 (195) | National Aeronautics and Space Administration * | USA | |
| 5 (246) | Doe Joint Genome Institute | USA | |
| 6 (262) | U.S. Army | USA | |
| 7 (341) | National Center for Biotechnology Information | USA | |
| 8 (391) | National Institute of Standards and Technology * | USA | |
| 9 (417) | Los Alamos National Laboratory | USA | |
| 10 (423) | National Renewable Energy Laboratory | USA | |
| 11 (424) | Oak Ridge National Laboratory | USA | |
| 12 (469) | U.S. Food and Drug Administration | USA | |
| 13 (470) | Argonne National Laboratory | USA | |
| 14 (491) | Lawrence Livermore National Laboratory | USA | |
| 15 (497) | Sandia National Laboratories, New Mexico | USA | |
| 16 (498) | Pacific Northwest National Laboratory | USA | |
| 17 (557) | US Naval Research Laboratory | USA | |
| 18 (684) | U.S. Air Force | USA | |
| 19 (698) | University of Maryland Biotechnology Institute | USA | |
| 20 (800) | Brookhaven National Laboratory | USA | |
| 20 (800) | Jet Propulsion Laboratory | USA | |
| 22 (823) | Armed Forces Institute of Pathology | USA | |
| 23 (845) | United States Geological Survey | USA | |
| 24 (859) | National Oceanic and Atmospheric Administration | USA | |
| 25 (888) | National Center for Atmospheric Research | USA | |
| 26 (923) | NASA Goddard Space Flight Center | USA | |
| 27 (1028) | Smithsonian Institution | USA | |
| 28 (1058) | Ames Laboratory | USA | |
| 29 (1069) | US Environmental Protection Agency | USA | |
| 30 (1296) | National Energy Technology Laboratory | USA | |
| 31 (1336) | U.S. Department of Energy | USA | |
| 32 (1410) | National High Magnetic Field Laboratory | USA | |
| 33 (1440) | Joint Quantum Institute | USA | |
| 34 (1451) | SLAC National Accelerator Laboratory | USA | |
| 35 (1461) | NASA Ames Research Center | USA | |
| 36 (1465) | University of Maryland, Center for Environmental Science | USA | |
| 37 (1471) | NASA Langley Research Center | USA | |
| 38 (1584) | World Bank United States | USA | |
| 39 (1662) | American Museum of Natural History | USA | |
| 40 (1760) | Princeton Plasma Physics Laboratory | USA | |
| 41 (2010) | National Optical Astronomy Observatory | USA | |
| 42 (2011) | Spitzer Science Center | USA | |
| 43 (2027) | Space Telescope Science Institute | USA | |
| 44 (2255) | Fermi National Accelerator Laboratory | USA | |
| 45 (2340) | Thomas Jefferson National Accelerator Facility | USA | |
| 46 (2384) | Nemours A Children's Health System | USA | |
| 47 (2399) | Joint Institute for Laboratory Astrophysics | USA | |
| 48 (2509) | Field Museum Natural History | USA | |
| 49 (2566) | US National Science Foundation | USA | |
| 50 (2620) | NASA Stennis Space Center | USA | |
| 51 (2692) | National Radio Astronomy Observatory, Charlottesville | USA | |
| 52 (2788) | Idaho National Laboratory | USA | |
| 53 (2818) | Naval Air Systems Command | USA | |
| 54 (2849) | Glenn Research Center | USA | |
| 55 (3134) | NASA Johnson Space Center | USA | |
| 56 (3317) | Infrared Processing and Analysis Center | USA | |
| 57 (3537) | National Radio Astronomy Observatory, Socorro | USA | |
| 58 (3801) | NASA Marshall Space Flight Center | USA | |
| 59 (3861) | NASA Kennedy Space Center | USA | |
| 60 (4004) | Savannah River National Laboratory | USA | |
| 61 (4055) | United States Fish and Wildlife Service | USA | |
| 62 (4097) | Missouri Botanical Garden | USA | |
| 63 (4661) | Nuclear Regulatory Commission | USA | |
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