| 301 | 1447 | Hudson Institute |  | 1580 | 295 | 322 | 3957 |
| 302 | 1458 | Oregon Social Learning Centre | | 4603 | 3454 | 934 | 1926 |
| 303 | 1461 | National Center for Genome Resources | | 7163 | 1631 | 1539 | 2659 |
| 304 | 1461 | San Francisco Estuary Institute | | 1720 | 1768 | 1858 | 2659 |
| 305 | 1470 | Jackson Health System (Memorial Hospital) | | 3054 | 1456 | 3254 | 1507 |
| 306 | 1481 | Smithsonian Environmental Research Center | | 4500 | 1587 | 3254 | 1354 |
| 307 | 1492 | Cleveland Museum of Natural History | | 2067 | 669 | 2147 | 3400 |
| 308 | 1494 | Environmental Working Group | | 15 | 31 | 3254 | 3957 |
| 309 | 1506 | Dauphin Island Sea Lab | | 3674 | 1319 | 822 | 3187 |
| 310 | 1508 | Children's Oncology Group | | 5130 | 1442 | 2843 | 2384 |
| 311 | 1518 | National Center for Supercomputing Applications | | 1196 | 1643 | 2311 | 2698 |
| 312 | 1519 | Gemological Institute of America | | 683 | 172 | 2130 | 3957 |
| 313 | 1531 | Greenwood Genetics Center | | 5295 | 2678 | 1969 | 2139 |
| 314 | 1532 | Northwestern Medicine (Northwestern Memorial Hospital) | | 668 | 410 | 213 | 3957 |
| 315 | 1542 | National Evolutionary Synthesis Center | | 3674 | 1366 | 3254 | 1712 |
| 316 | 1544 | Marlborough Hospital | | 2471 | 1239 | 3254 | 1878 |
| 317 | 1560 | Hebrew Rehabilitation Center for Aged | | 4407 | 1966 | 3254 | 1288 |
| 318 | 1568 | New England Complex Systems Institute | | 3001 | 729 | 1907 | 3503 |
| 319 | 1572 | University of Colorado Health (Memorial Health System) | | 1370 | 622 | 3254 | 2739 |
| 320 | 1574 | Tampa General Hospital | | 1655 | 1185 | 3254 | 2051 |
| 321 | 1584 | Sun Microsystems Laboratories | | 6313 | 2154 | 3254 | 1146 |
| 322 | 1605 | Cancer Research Institute | | 2801 | 685 | 3147 | 3078 |
| 323 | 1606 | NORC University of Chicago | | 1436 | 367 | 786 | 3957 |
| 324 | 1607 | Economic Policy Institute | | 1743 | 95 | 3059 | 3957 |
| 325 | 1624 | Butler Hospital | | 4082 | 2043 | 3254 | 1406 |
| 326 | 1625 | Institute for Sustainable Development | | 360 | 163 | 2767 | 3957 |
| 327 | 1628 | Economic Research Service US Department of Agriculture | | 898 | 424 | 616 | 3957 |
| 328 | 1632 | Medical City Hospital | | 1186 | 2270 | 3254 | 1383 |
| 329 | 1633 | Berkeley Geochronology Center | | 7068 | 3270 | 1531 | 2118 |
| 330 | 1637 | Lankenau Institute for Medical Research | | 7667 | 4489 | 738 | 1669 |
| 331 | 1637 | National Institute of Health John E. Fogarty International Center | | 3902 | 3928 | 3254 | 537 |
| 332 | 1654 | VA Palo Alto Health Care System | | 5406 | 5018 | 3254 | 236 |
| 333 | 1665 | Woodrow Wilson International Center for Scholars | | 425 | 122 | 3068 | 3957 |
| 334 | 1684 | Harvard Vanguard Medical Associates NOW AtriusHealth | | 2326 | 1528 | 3254 | 1943 |
| 335 | 1693 | World Wildlife Fund | | 1186 | 41 | 3254 | 3957 |
| 336 | 1708 | Exploratorium Museum of Science Art and Human Perception | | 972 | 51 | 3254 | 3957 |
| 337 | 1711 | Aaron Diamond Aids Research Center | | 6027 | 3057 | 1748 | 2384 |
| 338 | 1723 | National Institute of Food and Agriculture (Cooperative State Research Education and Extension Service) | | 849 | 460 | 1053 | 3957 |
| 339 | 1730 | Long Beach Memorial Medical Center | | 1293 | 888 | 3254 | 2698 |
| 340 | 1739 | W M Keck Observatory | | 3968 | 658 | 3254 | 2900 |
| 341 | 1743 | Smith Kettlewell Eye Research Institute | | 4277 | 1763 | 1559 | 3133 |
| 342 | 1768 | Boys Town National Research Hospital | | 1382 | 1891 | 3254 | 1861 |
| 343 | 1771 | Parkinson's Institute | | 3750 | 2274 | 2853 | 2408 |
| 344 | 1785 | Minneapolis Heart Institute Foundation | | 4511 | 3000 | 3254 | 1124 |
| 345 | 1786 | Education Development Center Inc | | 1217 | 313 | 2247 | 3957 |
| 346 | 1789 | National Institute of Biomedical Imaging and Bioengineering | | 2508 | 4044 | 3254 | 732 |
| 347 | 1801 | Children's Hospital of Pittsburgh | | 2194 | 635 | 375 | 3957 |
| 348 | 1808 | Radiation Therapy Oncology Group | | 3656 | 1881 | 3254 | 1848 |
| 349 | 1809 | Diabetes Research Institute | | 4047 | 939 | 3254 | 2659 |
| 350 | 1820 | Novant Health (Presbyterian Healthcare) | | 806 | 895 | 2857 | 3400 |
| 351 | 1837 | Retina Foundation of the Southwest | | 6812 | 4362 | 1079 | 2097 |
| 352 | 1840 | San Francisco VA Medical Center | | 5241 | 5614 | 3254 | 241 |
| 353 | 1847 | American Petroleum Institute | | 1286 | 151 | 3254 | 3744 |
| 354 | 1852 | Social Science Research Council | | 1054 | 204 | 2965 | 3957 |
| 355 | 1868 | FX Palo Alto Laboratory | | 4462 | 2254 | 611 | 3251 |
| 356 | 1873 | VA Greater Los Angeles Healthcare System | | 5547 | 5248 | 3254 | 349 |
| 357 | 1875 | Magee-Womens Research Institute | | 6218 | 3244 | 3254 | 1085 |
| 358 | 1876 | Cooperative Association for Internet Data Analysis | | 803 | 449 | 1941 | 3957 |
| 359 | 1881 | Pittsburgh Supercomputing Center | | 2668 | 465 | 1681 | 3957 |
| 360 | 1890 | Torrey Pines Institute for Molecular Studies | | 7390 | 4522 | 1223 | 2015 |
| 361 | 1899 | Rocky Mountain Biological Laboratory | | 6148 | 2906 | 2749 | 2312 |
| 362 | 1905 | Academy of Natural Sciences of Philadelphia | | 562 | 477 | 2002 | 3957 |
| 363 | 1910 | Internet2 | | 580 | 91 | 3254 | 3957 |
| 364 | 1912 | Hamner Institutes for Health Sciences | | 8038 | 3683 | 2744 | 1646 |
| 365 | 1912 | East-West Center | | 1436 | 454 | 1970 | 3957 |
| 366 | 1916 | Lifespan | | 1266 | 821 | 378 | 3957 |
| 367 | 1916 | Newton Wellesley Hospital | | 3729 | 1650 | 3254 | 2195 |
| 368 | 1929 | VA Boston Healthcare System | | 5654 | 5373 | 3254 | 356 |
| 369 | 1938 | UnityPoint Health (Trinity Regional Health System) | | 547 | 448 | 2266 | 3957 |
| 370 | 1946 | National Education Association | | 783 | 97 | 3254 | 3957 |
| 371 | 1994 | Arbor Research Collaborative for Health | | 6529 | 5170 | 1684 | 1766 |
| 372 | 2003 | Masonic Medical Research Laboratory | | 6839 | 3694 | 1024 | 2698 |
| 373 | 2009 | Center on Budget and Policy Priorities | | 1064 | 104 | 3254 | 3957 |
| 374 | 2011 | Trudeau Institute | | 7769 | 3689 | 1601 | 2468 |
| 375 | 2015 | National Institute of Health Center for Information Technology | | 3663 | 2438 | 3254 | 1894 |
| 376 | 2016 | Loyola Law School los Angeles | | 1217 | 611 | 1771 | 3957 |
| 377 | 2018 | Lovelace Respiratory Research Institute | | 7699 | 3449 | 2538 | 2213 |
| 378 | 2032 | New York State Institute for Basic Research in Developmental Disabilities | | 2876 | 1736 | 3254 | 2352 |
| 379 | 2032 | Cooper Institute | | 4303 | 1037 | 3254 | 2900 |
| 380 | 2048 | Global Environment Facility | | 678 | 405 | 2714 | 3957 |
| 381 | 2054 | Earthwatch Institute | | 2227 | 365 | 2755 | 3957 |
| 382 | 2054 | VA San Diego Healthcare System | | 6302 | 6198 | 3254 | 230 |
| 383 | 2069 | Worldwatch Institute | | 1286 | 118 | 3254 | 3957 |
| 384 | 2069 | American Institute of Mathematics | | 2696 | 1140 | 3254 | 2900 |
| 385 | 2069 | Franklin Institute | | 1509 | 114 | 3254 | 3957 |
| 386 | 2077 | Jaeb Center for Health Research | | 4398 | 3359 | 3254 | 1461 |
| 387 | 2077 | Sanford Burnham Prebys Medical Discovery Institute (Sanford-Burnham Medical Research Institute) | | 2280 | 1106 | 156 | 3957 |
| 388 | 2089 | National Academy of Engineering | | 1196 | 474 | 3254 | 3503 |
| 389 | 2102 | Hoover Institution | | 421 | 143 | 3254 | 3957 |
| 390 | 2102 | Texas Transportation Institute | | 1615 | 767 | 1569 | 3957 |
| 391 | 2110 | Mercy | | 1059 | 584 | 2280 | 3957 |
| 392 | 2112 | Center for Science in the Public Interest | | 1773 | 123 | 3254 | 3957 |
| 393 | 2122 | National Kidney Foundation | | 884 | 141 | 3254 | 3957 |
| 394 | 2133 | Maine Medical Center Research Institute | | 4542 | 3185 | 3254 | 1639 |
| 395 | 2150 | Minneapolis Medical Research Foundation | | 5456 | 4510 | 3137 | 1485 |
| 396 | 2159 | VA Pittsburgh Healthcare System | | 5130 | 5520 | 3254 | 533 |
| 397 | 2166 | Botanical Research Institute of Texas | | 3346 | 1279 | 3043 | 3326 |
| 398 | 2170 | International Center for Research on Women | | 3377 | 653 | 2089 | 3957 |
| 399 | 2200 | Edison Welding Institute | | 3341 | 1592 | 1757 | 3609 |
| 400 | 2200 | Long Term Ecological Research Network | | 1070 | 887 | 1622 | 3957 |
