| 1 (91) | Lawrence Berkeley National Laboratory * | USA |  |
| 2 (92) | National Aeronautics and Space Administration * | USA | |
| 3 (138) | SLAC National Accelerator Laboratory | USA | |
| 4 (181) | U.S. Department of Health and Human Services * | USA | |
| 5 (215) | Oak Ridge National Laboratory | USA | |
| 6 (227) | Argonne National Laboratory | USA | |
| 7 (259) | National Institute of Standards and Technology * | USA | |
| 8 (287) | Sandia National Laboratories, New Mexico | USA | |
| 9 (306) | Jet Propulsion Laboratory | USA | |
| 10 (310) | U.S. Army * | USA | |
| 11 (314) | National Renewable Energy Laboratory | USA | |
| 12 (321) | U.S. Air Force | USA | |
| 13 (343) | Brookhaven National Laboratory * | USA | |
| 14 (350) | Pacific Northwest National Laboratory | USA | |
| 15 (353) | Sandia National Laboratories, California | USA | |
| 16 (356) | Lawrence Livermore National Laboratory * | USA | |
| 17 (361) | NASA Langley Research Center | USA | |
| 18 (365) | Los Alamos National Laboratory * | USA | |
| 19 (367) | NASA Goddard Space Flight Center | USA | |
| 20 (369) | NASA Ames Research Center | USA | |
| 21 (373) | US Naval Research Laboratory | USA | |
| 22 (400) | Glenn Research Center | USA | |
| 23 (424) | Smithsonian Institution * | USA | |
| 24 (468) | Ames Laboratory | USA | |
| 25 (477) | United States Department of Agriculture | USA | |
| 26 (484) | National Research Council Canada * | CAN | |
| 27 (485) | US Environmental Protection Agency | USA | |
| 27 (485) | NASA Marshall Space Flight Center | USA | |
| 29 (489) | US Food and Drug Administration | USA | |
| 30 (495) | NASA Johnson Space Center | USA | |
| 31 (509) | National Oceanic and Atmospheric Administration | USA | |
| 32 (522) | U.S. Department of Energy * | USA | |
| 33 (532) | National High Magnetic Field Laboratory | USA | |
| 34 (536) | National Energy Technology Laboratory | USA | |
| 35 (545) | Center for Devices and Radiological Health | USA | |
| 36 (551) | United States Geological Survey | USA | |
| 37 (579) | Fermi National Accelerator Laboratory | USA | |
| 38 (599) | Defence Research and Development Canada | CAN | |
| 39 (606) | Natural Resources Canada | CAN | |
| 40 (608) | Idaho National Laboratory | USA | |
| 41 (617) | Environment Canada | CAN | |
| 42 (657) | Savannah River National Laboratory | USA | |
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