| 1 (20) | National Renewable Energy Laboratory | USA |  |
| 2 (28) | SLAC National Accelerator Laboratory | USA | |
| 3 (36) | Environmental Molecular Sciences Laboratory | USA | |
| 4 (60) | Lawrence Berkeley National Laboratory * | USA | |
| 5 (103) | Argonne National Laboratory * | USA | |
| 6 (109) | Oak Ridge National Laboratory | USA | |
| 7 (138) | Molecular Foundry | USA | |
| 8 (153) | Pacific Northwest National Laboratory * | USA | |
| 9 (169) | U.S. Army * | USA | |
| 10 (241) | National Aeronautics and Space Administration * | USA | |
| 11 (248) | NASA Marshall Space Flight Center | USA | |
| 12 (299) | National Institute of Standards and Technology * | USA | |
| 13 (329) | NASA Ames Research Center | USA | |
| 14 (353) | Brookhaven National Laboratory * | USA | |
| 15 (415) | Sandia National Laboratories, New Mexico | USA | |
| 16 (424) | Glenn Research Center | USA | |
| 17 (434) | United States Department of Agriculture | USA | |
| 18 (497) | U.S. Department of Energy * | USA | |
| 19 (715) | United States Geological Survey | USA | |
| 20 (734) | National Energy Technology Laboratory | USA | |
| 21 (753) | National Oceanic and Atmospheric Administration | USA | |
| 22 (757) | Los Alamos National Laboratory * | USA | |
| 23 (772) | Lawrence Livermore National Laboratory * | USA | |
| 24 (850) | NASA Goddard Space Flight Center | USA | |
| 25 (872) | US Naval Research Laboratory | USA | |
| 26 (885) | Ames Laboratory | USA | |
| 27 (984) | Idaho National Laboratory * | USA | |
| 28 (1018) | Center for Nanoscale Materials | USA | |
| 29 (1065) | Sandia National Laboratories, California | USA | |
| 30 (1277) | Jet Propulsion Laboratory | USA | |
| 31 (1292) | US Environmental Protection Agency | USA | |
| 32 (1654) | National High Magnetic Field Laboratory | USA | |
| 33 (1769) | Center for Integrated Nanotechnologies | USA | |
| 34 (2229) | Princeton Plasma Physics Laboratory | USA | |
| 35 (2631) | U.S. Air Force | USA | |
| 36 (2881) | Savannah River National Laboratory | USA | |
|
