| 1 (45) | U.S. Department of Health and Human Services * | USA |  |
| 2 (136) | Joint BioEnergy Institute | USA | |
| 3 (201) | National Center for Biotechnology Information | USA | |
| 4 (314) | Center for Biologics Evaluation and Research | USA | |
| 5 (428) | Lawrence Berkeley National Laboratory * | USA | |
| 6 (477) | National Renewable Energy Laboratory | USA | |
| 7 (532) | Doe Joint Genome Institute | USA | |
| 8 (669) | U.S. Army | USA | |
| 9 (695) | Sandia National Laboratories, New Mexico | USA | |
| 10 (878) | Sandia National Laboratories, California | USA | |
| 11 (914) | US Food and Drug Administration | USA | |
| 11 (914) | Argonne National Laboratory | USA | |
| 13 (923) | United States Department of Agriculture | USA | |
| 14 (939) | US Naval Research Laboratory | USA | |
| 15 (989) | National Institute of Standards and Technology * | USA | |
| 16 (995) | Pacific Northwest National Laboratory | USA | |
| 17 (997) | U.S. Department of Energy | USA | |
| 18 (1069) | Oak Ridge National Laboratory | USA | |
| 19 (1187) | Center for Food Safety and Applied Nutrition | USA | |
| 20 (1195) | SLAC National Accelerator Laboratory | USA | |
| 21 (1231) | Center for Drug Evaluation & Research | USA | |
| 22 (1402) | National Center for Toxicological Research | USA | |
| 23 (1412) | Brookhaven National Laboratory | USA | |
| 24 (1426) | Lawrence Livermore National Laboratory * | USA | |
| 25 (1528) | Los Alamos National Laboratory | USA | |
| 26 (1560) | National High Magnetic Field Laboratory | USA | |
| 27 (1803) | Joint Quantum Institute | USA | |
| 28 (1821) | Ames Laboratory | USA | |
| 29 (1888) | U.S. Air Force | USA | |
| 30 (2045) | Joint Institute for Laboratory Astrophysics | USA | |
| 31 (2118) | National Aeronautics and Space Administration * | USA | |
| 32 (2142) | Center for Devices and Radiological Health | USA | |
| 33 (2154) | Nemours Children's Health System | USA | |
| 34 (2342) | National Energy Technology Laboratory | USA | |
| 35 (2421) | Jet Propulsion Laboratory | USA | |
| 36 (2499) | Glenn Research Center | USA | |
| 37 (2700) | US National Science Foundation | USA | |
| 38 (2802) | Idaho National Laboratory | USA | |
| 39 (3406) | NASA Ames Research Center | USA | |
| 40 (3748) | NASA Langley Research Center | USA | |
| 41 (4157) | Savannah River National Laboratory | USA | |
| 42 (4396) | University of Maryland, Center for Environmental Science | USA | |
| 43 (4400) | NASA Johnson Space Center | USA | |
| 44 (4886) | Oak Ridge Institute for Science and Education | USA | |
| 45 (4961) | US Environmental Protection Agency | USA | |
| 46 (5054) | Subaru Telescope | USA | |
| 47 (5403) | NASA Marshall Space Flight Center | USA | |
| 48 (5486) | NASA Goddard Space Flight Center | USA | |
| 49 (5518) | Missouri Botanical Garden | USA | |
| 50 (5584) | Thomas Jefferson National Accelerator Facility | USA | |
| 51 (5663) | Fermi National Accelerator Laboratory | USA | |
| 52 (5769) | National Oceanic and Atmospheric Administration | USA | |
| 53 (5782) | NASA Goddard Institute for Space Studies | USA | |
| 54 (5831) | United States Geological Survey | USA | |
| 55 (5928) | Princeton Plasma Physics Laboratory | USA | |
| 56 (5964) | Harvard-Smithsonian Center for Astrophysics | USA | |
| 57 (6002) | National Optical Astronomy Observatory | USA | |
| 58 (6107) | Smithsonian Institution * | USA | |
| 59 (6228) | American Museum of Natural History | USA | |
| 60 (6239) | Field Museum Natural History | USA | |
| 61 (6403) | World Bank United States | USA | |
| 62 (6425) | Smithsonian National Museum of Natural History | USA | |
| 63 (6432) | International Food Policy Research Institute | USA | |
| 64 (6472) | National Radio Astronomy Observatory Charlottesville | USA | |
| 64 (6472) | National Center for Atmospheric Research | USA | |
| 66 (6558) | United States Fish and Wildlife Service | USA | |
| 67 (6587) | Smithsonian Environmental Research Center | USA | |
| 67 (6587) | National Radio Astronomy Observatory, Socorro | USA | |
| 67 (6587) | Space Telescope Science Institute | USA | |
| 67 (6587) | Westat Corp | USA | |
| 67 (6587) | New York Botanical Garden | USA | |
| 67 (6587) | Inter-American Development Bank | USA | |
| 67 (6587) | Federal Reserve System | USA | |
| 67 (6587) | Research Institute for Fragrance Materials | USA | |
| 67 (6587) | Infrared Processing and Analysis Center | USA | |
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