| 401 | 1901 | Internet2 |  | 462 | 143 | 2538 | 3879 |
| 402 | 1907 | National Kidney Foundation | | 870 | 134 | 2538 | 3879 |
| 403 | 1907 | Transportation Research Board | | 32 | 185 | 2538 | 3879 |
| 404 | 1915 | UnityPoint Health (Trinity Regional Health System) | | 531 | 471 | 1980 | 3879 |
| 405 | 1915 | Worldwatch Institute | | 1801 | 124 | 2538 | 3879 |
| 406 | 1936 | Franklin Institute | | 2479 | 122 | 2538 | 3879 |
| 407 | 1940 | Smith Kettlewell Eye Research Institute | | 4328 | 1791 | 1930 | 3140 |
| 408 | 1945 | VA San Diego Healthcare System | | 6123 | 6100 | 2538 | 241 |
| 409 | 1948 | Walter Reed Army National Military Medical Center | | 2951 | 5273 | 2538 | 603 |
| 410 | 1949 | Center for Science in the Public Interest | | 2178 | 127 | 2538 | 3879 |
| 411 | 1954 | American Institute of Mathematics | | 2740 | 1063 | 2538 | 2981 |
| 412 | 1958 | Aaron Diamond Aids Research Center | | 6421 | 3240 | 1968 | 2377 |
| 413 | 1969 | Centre Interuniversitaire de Recherche en Analyse des Organisations |  | 1259 | 1500 | 2538 | 2696 |
| 414 | 1985 | Cancer Research Institute | | 3175 | 615 | 2538 | 3316 |
| 415 | 1989 | New England Complex Systems Institute | | 4172 | 737 | 2355 | 3509 |
| 416 | 1995 | Cooper Institute | | 4431 | 1065 | 2538 | 2981 |
| 417 | 2000 | National Institute of Health Center for Information Technology | | 1562 | 2714 | 2538 | 2039 |
| 418 | 2003 | Bloodworks Northwest (Puget Sound Blood Center) | | 4243 | 1513 | 2538 | 2627 |
| 419 | 2034 | Cooperative Association for Internet Data Analysis | | 652 | 418 | 2290 | 3879 |
| 420 | 2040 | Loyola Law School los Angeles | | 1267 | 605 | 1848 | 3879 |
| 421 | 2058 | Mercy | | 1120 | 574 | 2006 | 3879 |
| 422 | 2064 | New York State Institute for Basic Research in Developmental Disabilities | | 3144 | 1943 | 2538 | 2487 |
| 423 | 2068 | FX Palo Alto Laboratory | | 3887 | 2250 | 1045 | 3316 |
| 424 | 2070 | Global Environment Facility | | 659 | 415 | 2355 | 3879 |
| 425 | 2071 | VA Healthcare System Ann Arbor | | 6688 | 6005 | 2538 | 352 |
| 426 | 2089 | Children's Oncology Group | | 5579 | 1369 | 2538 | 2822 |
| 427 | 2108 | Berkeley Geochronology Center | | 6863 | 3268 | 2465 | 2077 |
| 428 | 2115 | Social Science Research Council | | 567 | 216 | 2538 | 3879 |
| 429 | 2124 | Bigelow Laboratory for Ocean Sciences Phytoplankton | | 2685 | 1079 | 616 | 3879 |
| 430 | 2132 | Robert Wood Johnson Medical School | | 1615 | 1287 | 271 | 3879 |
| 431 | 2132 | Texas Transportation Institute | | 1468 | 801 | 1620 | 3879 |
| 432 | 2134 | Gatorade Sports Science Institute | | 3730 | 1167 | 2538 | 3076 |
| 433 | 2139 | Sanford Burnham Prebys Medical Discovery Institute (Sanford-Burnham Medical Research Institute) | | 2598 | 1266 | 256 | 3879 |
| 434 | 2141 | Institute of Health Economics | | 2148 | 2555 | 2538 | 2313 |
| 435 | 2151 | Botanical Research Institute of Texas | | 1221 | 1314 | 2538 | 3076 |
| 436 | 2164 | VA Pittsburgh Healthcare System | | 4935 | 5901 | 2538 | 525 |
| 437 | 2169 | Lankenau Institute for Medical Research | | 7984 | 4962 | 1780 | 1649 |
| 438 | 2170 | Competitive Enterprise Institute | | 805 | 240 | 2538 | 3879 |
| 439 | 2171 | Michael E. DeBakey VA Medical Center | | 6414 | 5978 | 2538 | 446 |
| 440 | 2173 | National Institute of Nursing Research | | 4983 | 3067 | 2538 | 2002 |
| 441 | 2177 | American Association for Cancer Research | | 1418 | 227 | 2538 | 3879 |
| 442 | 2177 | Scripps Institution of Oceanography | | 856 | 243 | 2538 | 3879 |
| 443 | 2181 | Clay Mathematics Institute | | 2648 | 414 | 2538 | 3660 |
| 444 | 2194 | Rocky Mountain Institute | | 2553 | 215 | 2538 | 3879 |
| 445 | 2202 | Rockefeller Foundation | | 3248 | 210 | 2538 | 3879 |
| 446 | 2223 | VCA Newark Animal Hospital | | 205 | 305 | 2538 | 3879 |
| 447 | 2236 | VA Boston Healthcare System | | 5535 | 5616 | 2538 | 728 |
| 448 | 2251 | Rocky Mountain Biological Laboratory | | 5459 | 2716 | 2538 | 2249 |
| 449 | 2260 | Institute of Particle Physics | | 6427 | 5638 | 2538 | 701 |
| 450 | 2266 | Cedars Sinai Medical Center | | 1221 | 277 | 2538 | 3879 |
| 451 | 2274 | Family Research Council | | 1976 | 273 | 2538 | 3879 |
| 452 | 2278 | Duke Health | | 1440 | 283 | 2538 | 3879 |
| 453 | 2291 | American College of Rheumatology | | 3942 | 252 | 2538 | 3879 |
| 454 | 2295 | Lovelace Respiratory Research Institute | | 7576 | 3506 | 2411 | 2249 |
| 455 | 2301 | Ralph H. Johnson VA Medical Center | | 5175 | 5799 | 2538 | 722 |
| 456 | 2302 | Defense Information Systems Agency | | 1144 | 297 | 2538 | 3879 |
| 457 | 2307 | Institute of Museum and Library Services | | 1046 | 303 | 2538 | 3879 |
| 458 | 2318 | National Geospatial-Intelligence Agency (Defense Mapping Agency) | | 1259 | 301 | 2538 | 3879 |
| 459 | 2326 | Neri New England Research Institutes | | 7180 | 4444 | 2538 | 1366 |
| 460 | 2355 | National Center for Supercomputing Applications | | 1034 | 2048 | 2538 | 2919 |
| 461 | 2355 | VA Medical Center Durham North Carolina | | 5893 | 6238 | 2538 | 541 |
| 462 | 2379 | VA Connecticut Healthcare System | | 6472 | 6215 | 2538 | 543 |
| 463 | 2402 | Center for Climate and Energy Solutions | | 3689 | 311 | 2538 | 3879 |
| 464 | 2402 | Employee Benefit Research Institute | | 2546 | 322 | 2538 | 3879 |
| 465 | 2406 | New York Blood Center | | 5460 | 1151 | 1249 | 3879 |
| 466 | 2408 | Treatment Research Institute Philadelphia | | 7461 | 2841 | 2538 | 2290 |
| 467 | 2419 | Eastern Colorado VA Health Care System | | 6883 | 6168 | 2538 | 596 |
| 468 | 2421 | Kessler Rehabilitation Corporation | | 6351 | 2473 | 2538 | 2584 |
| 469 | 2425 | World Policy Institute | | 1713 | 350 | 2538 | 3879 |
| 470 | 2437 | VA Maryland Health Care System | | 4953 | 5837 | 2538 | 873 |
| 471 | 2445 | Louis Stokes Cleveland VA Medical Center | | 6295 | 6045 | 2538 | 698 |
| 472 | 2451 | Cancer Research and Biostatistics | | 5993 | 3536 | 2538 | 2077 |
| 473 | 2458 | International Food Information Council | | 2151 | 359 | 2538 | 3879 |
| 474 | 2468 | National Technical Information Service | | 1267 | 386 | 2538 | 3879 |
| 475 | 2468 | Torrey Pines Institute for Molecular Studies | | 7297 | 4656 | 2103 | 2266 |
| 476 | 2473 | Natural Sciences and Engineering Research Council of Canada | | 556 | 431 | 2538 | 3879 |
| 477 | 2482 | Earthwatch Institute | | 2762 | 360 | 2538 | 3879 |
| 478 | 2493 | W K Kellogg Foundation | | 1817 | 395 | 2538 | 3879 |
| 479 | 2504 | British Columbia Cancer Research Centre | | 3848 | 2036 | 156 | 3879 |
| 480 | 2504 | Edison Welding Institute | | 3838 | 1796 | 2164 | 3509 |
| 481 | 2510 | Dauphin Island Sea Lab | | 3464 | 1316 | 1431 | 3879 |
| 482 | 2510 | Institute for Defense Analyses | | 3743 | 1256 | 1524 | 3879 |
| 483 | 2516 | Centre for International Governance Innovation (Institute of Strategic Studies) | | 1412 | 426 | 2538 | 3879 |
| 484 | 2522 | Foreign Policy Research Institute | | 1658 | 423 | 2538 | 3879 |
| 485 | 2524 | OSF Saint Francis Medical Center | | 894 | 954 | 2258 | 3879 |
| 486 | 2526 | Nuclear Energy Institute | | 3812 | 371 | 2538 | 3879 |
| 487 | 2529 | Philadelphia VA Medical Center | | 6427 | 6688 | 2538 | 467 |
| 488 | 2533 | Steward Health Care (Caritas Christi Health Care) | | 1243 | 1440 | 1492 | 3879 |
| 489 | 2537 | Samuel Lunenfeld Research Institute | | 3410 | 2087 | 187 | 3879 |
| 490 | 2540 | Tennessee Valley Healthcare System | | 6180 | 6658 | 2538 | 489 |
| 491 | 2540 | Institute of Human Virology | | 6674 | 2510 | 2538 | 2696 |
| 492 | 2548 | Cornell Lab of Ornithology | | 479 | 500 | 2538 | 3879 |
| 493 | 2556 | Academy of Natural Sciences of Philadelphia | | 496 | 506 | 2538 | 3879 |
| 494 | 2571 | East-West Center | | 1751 | 453 | 2538 | 3879 |
| 495 | 2579 | National Institute of General Medical Sciences | | 1703 | 2523 | 2538 | 2919 |
| 496 | 2596 | Mathematical Sciences Research Institute | | 610 | 523 | 2538 | 3879 |
| 497 | 2603 | Pittsburgh Supercomputing Center | | 2196 | 465 | 2538 | 3879 |
| 498 | 2603 | Center for Applied Linguistics | | 2196 | 464 | 2538 | 3879 |
| 499 | 2607 | Animal Welfare Institute | | 2972 | 451 | 2538 | 3879 |
| 500 | 2609 | Information Management Service Inc | | 6055 | 5189 | 2538 | 1445 |
