| 501 (1834) | University of South Alabama | USA |  |
| 502 (1843) | University of Richmond | USA | |
| 503 (1854) | Northern Illinois University | USA | |
| 504 (1862) | University of North Carolina, Wilmington | USA | |
| 505 (1884) | International Monetary Fund | USA |  |
| 506 (1885) | Tennessee Technological University | USA | |
| 507 (1889) | Fermi National Accelerator Laboratory | USA |  |
| 508 (1893) | MITRE Corporation, Bedford | USA |  |
| 509 (1917) | Raytheon Company | USA | |
| 510 (1921) | Milwaukee VA Medical Center | USA |  |
| 511 (1930) | University of Massachusetts, Lowell | USA | |
| 512 (1932) | University of Alabama, Huntsville | USA | |
| 513 (1944) | Pomona College | USA | |
| 514 (1962) | Freescale Semiconductor, Inc. | USA | |
| 515 (1963) | Marshfield Clinic | USA | |
| 516 (1995) | The New School | USA | |
| 517 (2005) | Texas Biomedical Research Institute | USA | |
| 518 (2019) | Jackson State University | USA | |
| 519 (2049) | Florida Agricultural & Mechanical University | USA | |
| 520 (2054) | Wesleyan University, Middletown | USA | |
| 521 (2056) | Hartford Hospital | USA | |
| 522 (2058) | South Dakota State University | USA | |
| 522 (2058) | University of San Francisco | USA | |
| 524 (2065) | Florida Institute of Technology | USA | |
| 525 (2082) | Mount Holyoke College | USA | |
| 526 (2083) | University of Louisiana, Lafayette | USA | |
| 527 (2091) | University of North Dakota | USA | |
| 528 (2099) | Fordham University | USA | |
| 529 (2103) | Boise State University | USA | |
| 529 (2103) | State University of New York, College of Environmental Science and Forestry | USA | |
| 531 (2107) | University of Denver | USA | |
| 532 (2117) | VA NY Harbor Healthcare System | USA | |
| 533 (2120) | Texas Christian University | USA | |
| 533 (2120) | University of Texas, Pan American | USA | |
| 535 (2122) | Southwest Research Institute | USA | |
| 536 (2144) | University of Texas, El Paso | USA | |
| 537 (2154) | Northrop Grumman Corporation | USA | |
| 538 (2157) | Virginia-Maryland Regional College of Veterinary Medicine | USA | |
| 539 (2175) | Children's Mercy Hospital | USA | |
| 540 (2191) | San Jose State University | USA | |
| 541 (2196) | Duquesne University | USA | |
| 542 (2198) | Loyola Marymount University | USA | |
| 543 (2210) | Electric Power Research Institute | USA | |
| 543 (2210) | University of Northern Iowa | USA | |
| 545 (2215) | Morehouse School of Medicine | USA | |
| 546 (2230) | Texas Tech University Health Sciences Center | USA | |
| 547 (2234) | Norfolk State University | USA | |
| 548 (2242) | Colgate University | USA | |
| 549 (2244) | Geisinger Medical System | USA | |
| 550 (2258) | Corning Incorporated | USA | |
| 551 (2268) | California State University, Long Beach | USA | |
| 552 (2297) | California State University, Los Angeles | USA | |
| 553 (2306) | City University of New York, Queens College | USA | |
| 554 (2309) | Nemours A Children's Health System | USA | |
| 554 (2309) | Western Michigan University | USA | |
| 556 (2320) | Maimonides Medical Center | USA | |
| 557 (2342) | College of Charleston | USA | |
| 558 (2346) | Louisiana Tech University | USA | |
| 559 (2348) | Lockheed Martin Corporation | USA | |
| 560 (2353) | University of Tulsa | USA | |
| 561 (2373) | The College of New Jersey | USA | |
| 562 (2375) | California State University, Northridge | USA | |
| 563 (2376) | Medtronic Inc. | USA | |
| 564 (2384) | Eastern Michigan University | USA | |
| 565 (2389) | Ford Motor Company | USA | |
| 566 (2402) | Wichita State University | USA | |
| 567 (2405) | University of Tennessee, Chattanooga | USA | |
| 568 (2422) | Battelle Memorial Institute | USA | |
| 569 (2427) | City University of New York, Lehman College | USA | |
| 570 (2432) | City University of New York, John Jay College of Criminal Justice | USA | |
| 571 (2450) | NASA Johnson Space Center | USA | |
| 572 (2458) | Illinois State University | USA | |
| 573 (2463) | University of San Diego | USA | |
| 574 (2465) | Indiana State University | USA | |
| 575 (2468) | Glenn Research Center | USA | |
| 576 (2477) | Central Michigan University | USA | |
| 577 (2482) | The Catholic University of America | USA | |
| 578 (2490) | West Chester University of Pennsylvania | USA | |
| 579 (2498) | Northeastern Ohio Universities College of Medicine | USA | |
| 580 (2499) | California State University, Fullerton | USA | |
| 581 (2508) | University of Nebraska, Omaha | USA | |
| 582 (2539) | Nova Southeastern University, Estados Unidos | USA | |
| 583 (2549) | East Tennessee State University | USA | |
| 584 (2558) | Montclair State University | USA | |
| 585 (2562) | California State University, Sacramento | USA | |
| 585 (2562) | Grand Valley State University | USA | |
| 587 (2567) | James Madison University | USA | |
| 588 (2585) | University of Hawaii, Hilo | USA | |
| 589 (2595) | Science Applications International Corporation | USA | |
| 590 (2606) | Wilford Hall Ambulatory Surgical Center | USA | |
| 591 (2616) | Appalachian State University | USA | |
| 592 (2632) | Howard University | USA | |
| 593 (2635) | University of South Dakota | USA | |
| 594 (2644) | Southern Illinois University Edwardsville | USA | |
| 595 (2645) | Boeing Company, USA | USA | |
| 596 (2671) | California State University, East Bay | USA | |
| 597 (2676) | Louisiana State University Agricultural Center | USA | |
| 598 (2682) | Towson University | USA | |
| 599 (2685) | Western Kentucky University | USA | |
| 600 (2687) | Rowan University | USA | |
| 601 (2690) | Arkansas State University | USA | |
| 602 (2694) | Eastman Kodak Company | USA | |
| 603 (2700) | University of Wisconsin, Eau Claire | USA | |
| 604 (2719) | Smith College | USA | |
| 605 (2722) | Kennesaw State University | USA | |
| 606 (2745) | Tuskegee University | USA | |
| 607 (2749) | Sam Houston State University | USA | |
| 608 (2773) | ExxonMobil | USA | |
| 609 (2779) | Winthrop-University Hospital | USA | |
| 610 (2782) | Idaho National Laboratory | USA | |
| 611 (2786) | Agilent Technologies | USA | |
| 612 (2792) | University of Arkansas, Little Rock | USA | |
| 613 (2801) | Ball State University | USA | |
| 614 (2805) | Alegent Creighton Health | USA | |
| 615 (2820) | Lamar University | USA | |
| 616 (2831) | Seton Hall University | USA | |
| 617 (2839) | Idaho State University | USA | |
| 618 (2849) | Midwestern University | USA | |
| 619 (2876) | American Society of Mechanical Engineers | USA | |
| 620 (2894) | National Radio Astronomy Observatory, Socorro | USA | |
| 621 (2899) | NASA Stennis Space Center | USA | |
| 622 (2909) | Hofstra University | USA | |
| 623 (2914) | Seattle University | USA | |
| 624 (2919) | Aerospace Corporation | USA | |
| 625 (2927) | Georgia Southern University | USA | |
| 626 (2928) | Southern University, Baton Rouge | USA | |
| 627 (2933) | United States Fish and Wildlife Service | USA | |
| 628 (2936) | Hampton University | USA | |
| 629 (2944) | Long Island University | USA | |
| 629 (2944) | Saint John's University | USA | |
| 631 (2963) | Missouri State University | USA | |
| 632 (2989) | Texas State University, San Marcos | USA | |
| 633 (2997) | University of Alaska, Anchorage | USA | |
| 634 (3014) | California State Polytechnic University, Pomona | USA | |
| 635 (3029) | Humboldt State University | USA | |
| 636 (3039) | California State University, Fresno | USA | |
| 637 (3057) | Marshall University | USA | |
| 638 (3059) | University of West Florida | USA | |
| 639 (3078) | California Polytechnic State University, San Luis Obispo | USA | |
| 640 (3090) | University of North Florida | USA | |
| 641 (3101) | Adelphi University | USA | |
| 642 (3144) | Chevron Corporation | USA | |
| 643 (3169) | Dow Chemical Company | USA | |
| 644 (3175) | South Dakota School of Mines and Technology | USA | |
| 645 (3199) | Tennessee State University | USA | |
| 646 (3200) | Naval Air Systems Command | USA | |
| 647 (3203) | NASA Marshall Space Flight Center | USA | |
| 648 (3205) | Western Illinois University, Macomb | USA | |
| 649 (3214) | Southeastern Louisiana University | USA | |
| 650 (3224) | MITRE Corporation, McLean | USA | |
| 651 (3230) | Morgan State University | USA | |
| 652 (3236) | Cisco Systems | USA | |
| 653 (3250) | American Chemical Society | USA | |
| 654 (3255) | Prairie View A&M University | USA | |
| 655 (3309) | University of the Pacific | USA | |
| 656 (3324) | Indiana University/Purdue University at Fort Wayne | USA | |
| 657 (3350) | Middle Tennessee State University | USA | |
| 658 (3365) | Rose-Hulman Institute of Technology | USA | |
| 659 (3412) | NASA Kennedy Space Center | USA | |
| 660 (3418) | Texas A&M University, Corpus Christi | USA | |
| 661 (3481) | Northern Kentucky University | USA | |
| 662 (3485) | Pace University | USA | |
| 663 (3530) | Lafayette College | USA | |
| 663 (3530) | Purdue University Calumet | USA | |
| 665 (3572) | American Society of Civil Engineers | USA | |
| 666 (3646) | United States Military Academy at West Point | USA | |
| 667 (3664) | Youngstown State University | USA | |
| 668 (3693) | Embry-Riddle Aeronautical University | USA | |
| 669 (3836) | ConocoPhillips Company | USA | |
| 670 (3892) | Baker Hughes | USA | |
| 671 (3901) | URS Corporation | USA | |
| 672 (3949) | Society of Petroleum Engineers | USA | |
| 673 (4010) | Halliburton Texas, Houston | USA | |
|
