| 1 (23) | Canadian Institute for Advance Research | CAN | |
| 2 (35) | Lawrence Berkeley National Laboratory * | USA | |
| 3 (43) | Harvard-Smithsonian Center for Astrophysics | USA | |
| 4 (45) | SLAC National Accelerator Laboratory | USA | |
| 5 (78) | National Renewable Energy Laboratory | USA | |
| 6 (108) | Smithsonian Institution * | USA | |
| 7 (114) | Argonne National Laboratory | USA | |
| 8 (121) | Joint BioEnergy Institute | USA | |
| 9 (164) | Oak Ridge National Laboratory | USA | |
| 10 (262) | Brookhaven National Laboratory * | USA | |
| 11 (269) | Pacific Northwest National Laboratory | USA | |
| 12 (306) | U.S. Army * | USA | |
| 13 (318) | Lawrence Livermore National Laboratory * | USA | |
| 14 (344) | Los Alamos National Laboratory * | USA | |
| 15 (350) | National High Magnetic Field Laboratory | USA | |
| 16 (351) | United States Department of Agriculture | USA | |
| 17 (359) | National Institute of Standards and Technology * | USA | |
| 18 (370) | Sandia National Laboratories, New Mexico | USA | |
| 19 (392) | Sandia National Laboratories, California | USA | |
| 19 (392) | US Environmental Protection Agency | USA | |
| 21 (401) | National Aeronautics and Space Administration * | USA | |
| 22 (424) | US Naval Research Laboratory | USA | |
| 23 (468) | United States Geological Survey | USA | |
| 24 (483) | U.S. Department of Energy * | USA | |
| 25 (488) | Jet Propulsion Laboratory | USA | |
| 26 (499) | Glenn Research Center | USA | |
| 27 (506) | US Food and Drug Administration | USA | |
| 28 (517) | Ames Laboratory | USA | |
| 29 (527) | Idaho National Laboratory | USA | |
| 30 (537) | National Energy Technology Laboratory | USA | |
| 30 (537) | NASA Ames Research Center | USA | |
| 32 (539) | National Oceanic and Atmospheric Administration | USA | |
| 32 (539) | National Research Council Canada * | CAN | |
| 34 (541) | Agriculture and Agri-Food Canada | CAN | |
| 35 (554) | U.S. Air Force | USA | |
| 36 (565) | NASA Goddard Space Flight Center | USA | |
| 37 (575) | National Center for Atmospheric Research | USA | |
| 38 (581) | TRIUMF - National Laboratory for Particle and Nuclear Physics | CAN | |
| 39 (587) | Oak Ridge Institute for Science and Education | USA | |
| 40 (589) | Center for Drug Evaluation & Research | USA | |
| 40 (589) | Environment Canada | CAN | |
| 42 (627) | Joint Institute for Laboratory Astrophysics | USA | |
| 43 (628) | Center for Food Safety and Applied Nutrition | USA | |
| 44 (661) | NASA Langley Research Center | USA | |
| 45 (789) | Natural Resources Canada | CAN | |
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