| 500 (1936) | Villanova University | USA |  |
| 502 (1950) | American University | USA | |
| 502 (1950) | University of Maryland, Center for Environmental Science | USA |  |
| 504 (1959) | Northern Illinois University | USA | |
| 505 (1961) | Foothills Medical Centre | CAN |  |
| 505 (1961) | Portland VA Medical Center | USA | |
| 507 (1965) | Marquette University | USA | |
| 507 (1965) | National Energy Technology Laboratory | USA | |
| 509 (1973) | Public Health Agency of Canada | CAN | |
| 510 (1983) | Hunter Holmes McGuire VA Medical Center | USA | |
| 510 (1983) | Northern Arizona University | USA | |
| 512 (1990) | Central Arkansas Veterans Healthcare System | USA | |
| 513 (1992) | North Texas VA Health Care System | USA | |
| 513 (1992) | Ralph H. Johnson VA Medical Center | USA | |
| 515 (1998) | Children's Hospital of Wisconsin | USA | |
| 516 (2002) | Clarkson University | USA | |
| 516 (2002) | Texas Tech University Health Sciences Center | USA | |
| 518 (2008) | National Radio Astronomy Observatory, Charlottesville | USA | |
| 519 (2015) | Centre Hospitalier Universitaire Sainte-Justine | CAN | |
| 520 (2021) | Health Canada | CAN | |
| 520 (2021) | University of Tulsa | USA | |
| 522 (2044) | Children's Healthcare of Atlanta | USA | |
| 523 (2051) | Oakland University | USA | |
| 523 (2051) | Wilfrid Laurier University | CAN | |
| 525 (2056) | Lakehead University | CAN | |
| 526 (2066) | SUNY Downstate Medical Center | USA | |
| 526 (2066) | University of Massachusetts, Lowell | USA | |
| 528 (2073) | University of New Orleans | USA | |
| 529 (2082) | National Radio Astronomy Observatory, Socorro | USA | |
| 530 (2101) | Bowling Green State University | USA | |
| 531 (2108) | University of South Florida-Saint Petersburg | USA | |
| 532 (2118) | Rosalind Franklin University of Medicine and Science | USA | |
| 532 (2118) | South Dakota State University | USA | |
| 534 (2123) | Fordham University | USA | |
| 535 (2132) | Carolinas Healthcare System | USA | |
| 535 (2132) | Creighton University | USA | |
| 537 (2140) | Bill and Melinda Gates Foundation | USA |  |
| 538 (2144) | University of Maryland Medical Center | USA | |
| 538 (2144) | University of Missouri, Saint Louis | USA | |
| 540 (2166) | Science System and Applications, Inc | USA |  |
| 541 (2176) | University of Arkansas, Little Rock | USA | |
| 542 (2181) | Women and Infants Hospital of Rhode Island | USA | |
| 543 (2185) | Educational Testing Service | USA | |
| 543 (2185) | Space Science Institute | USA | |
| 545 (2190) | Johnson & Johnson, United States | USA | |
| 546 (2195) | Oklahoma Medical Research Foundation | USA | |
| 546 (2195) | Washington Hospital Center | USA | |
| 548 (2204) | VA NY Harbor Healthcare System | USA | |
| 549 (2208) | St. Joseph's Hospital and Medical Center | USA | |
| 550 (2221) | Weber State University | USA | |
| 551 (2226) | Planetary Science Institute | USA | |
| 552 (2227) | Wesleyan University, Middletown | USA | |
| 553 (2242) | Albany Medical Center | USA | |
| 553 (2242) | Monterey Bay Aquarium Research Institute | USA | |
| 555 (2246) | Alberta Children's Hospital | CAN | |
| 555 (2246) | University of South Dakota | USA | |
| 557 (2250) | International Monetary Fund | USA | |
| 557 (2250) | Mathematica Policy Research | USA | |
| 557 (2250) | University of Massachusetts, Dartmouth | USA | |
| 560 (2263) | DePaul University | USA | |
| 561 (2270) | University of Ottawa Heart Institute | CAN | |
| 562 (2272) | St. Luke's-Roosevelt Hospital Center | USA | |
| 563 (2276) | Detroit Medical Center | USA | |
| 564 (2283) | Eastern Virginia Medical School | USA | |
| 565 (2301) | London Health Sciences Centre | CAN | |
| 566 (2315) | University of North Texas Health Science Center | USA | |
| 567 (2338) | Wellesley College | USA | |
| 568 (2354) | Cambridge Health Alliance | USA | |
| 569 (2363) | State University of New York Upstate Medical University | USA | |
| 569 (2363) | University of North Dakota | USA | |
| 571 (2376) | Jesse Brown VA Medical Center | USA | |
| 572 (2379) | Rehabilitation Institute of Chicago | USA | |
| 573 (2402) | Field Museum Natural History | USA | |
| 574 (2409) | Lawson Health Research Institute | CAN | |
| 575 (2421) | New York Blood Center | USA | |
| 576 (2431) | Boise State University | USA | |
| 577 (2446) | Southwest Research Institute | USA | |
| 577 (2446) | Texas Christian University | USA | |
| 579 (2450) | Hartford Hospital | USA | |
| 579 (2450) | University of Nebraska, Omaha | USA | |
| 581 (2456) | Lockheed Martin Corp | USA | |
| 582 (2463) | State University of New York, College of Environmental Science and Forestry | USA | |
| 583 (2479) | Chapman University | USA | |
| 584 (2492) | Texas State University, San Marcos | USA | |
| 585 (2504) | IWK Health Centre | CAN | |
| 585 (2504) | Virginia-Maryland Regional College of Veterinary Medicine | USA | |
| 587 (2528) | Geisinger Medical System | USA | |
| 587 (2528) | Middlebury College | USA | |
| 587 (2528) | North Florida-South Georgia Veterans Health System | USA | |
| 590 (2536) | Desert Research Institute, Reno | USA | |
| 591 (2545) | Athabasca University | CAN | |
| 592 (2550) | Western Michigan University | USA | |
| 593 (2555) | Queen Elizabeth II Health Sciences Centre | CAN | |
| 594 (2560) | Dow AgroSciences USA | USA | |
| 594 (2560) | Institut Universitaire de Geriatrie de Montreal | CAN | |
| 596 (2565) | BC Children's Hospital and Sunny Hill Health Centre for Children Vancouver | CAN | |
| 597 (2569) | Children's Mercy Hospital | USA | |
| 598 (2595) | Tom Baker Cancer Centre | CAN | |
| 599 (2614) | Royal Military College of Canada | CAN | |
| 599 (2614) | University of South Alabama | USA | |
| 601 (2619) | Oak Ridge Institute for Science and Education | USA | |
| 601 (2619) | University of Dayton | USA | |
| 603 (2638) | Cleveland State University | USA | |
| 604 (2644) | Lamar University | USA | |
| 604 (2644) | University of Alabama, Huntsville | USA | |
| 606 (2663) | Raytheon Company | USA | |
| 607 (2676) | San Jose State University | USA | |
| 608 (2678) | Illinois State University | USA | |
| 609 (2681) | Nemours A Children's Health System | USA | |
| 610 (2686) | Chevron Corp | USA | |
| 611 (2689) | Kennesaw State University | USA | |
| 611 (2689) | University of Colorado, Colorado Springs | USA | |
| 613 (2694) | National Optical Astronomy Observatory | USA | |
| 614 (2702) | Naval Medical Research Center | USA | |
| 615 (2708) | Santa Clara University | USA | |
| 616 (2719) | Children's Medical Center Dallas | USA | |
| 617 (2723) | Public Health Ontario | CAN | |
| 618 (2733) | Florida Institute of Technology | USA | |
| 619 (2746) | Naval Postgraduate School | USA | |
| 619 (2746) | Trent University | CAN | |
| 621 (2752) | MetroHealth System | USA | |
| 622 (2756) | Northrop Grumman Corp | USA | |
| 623 (2764) | California State University, Fullerton | USA | |
| 624 (2772) | University of Lethbridge | CAN | |
| 625 (2782) | Inter-American Development Bank | USA | |
| 625 (2782) | The New School | USA | |
| 627 (2786) | Oklahoma City VA Medical Center | USA | |
| 628 (2792) | Edward Hines VA Hospital | USA | |
| 628 (2792) | NASA Marshall Space Flight Center | USA | |
| 628 (2792) | TRIUMF - National Laboratory for Particle and Nuclear Physics | CAN | |
| 631 (2809) | Phoenix Children's Hospital | USA | |
| 632 (2813) | Walter Reed National Military Medical Center | USA | |
| 633 (2819) | Louisiana State University Agricultural Center | USA | |
| 633 (2819) | Loyola Marymount University | USA | |
| 635 (2830) | University of Southern Mississippi | USA | |
| 636 (2844) | University of San Francisco | USA | |
| 636 (2844) | VA Nebraska-Western Iowa Health Care System | USA | |
| 638 (2848) | Louisiana Tech University | USA | |
| 639 (2854) | Sonoma State University | USA | |
| 640 (2884) | Beaumont Health System | USA | |
| 640 (2884) | Bryn Mawr College | USA | |
| 642 (2890) | VA Salt Lake City Health Care System | USA | |
| 643 (2895) | Claremont Graduate University | USA | |
| 644 (2911) | US National Science Foundation | USA | |
| 645 (2918) | Bedford Institute of Oceanography | CAN | |
| 646 (2919) | Pace University | USA | |
| 647 (2922) | Texas Biomedical Research Institute | USA | |
| 648 (2936) | University of Prince Edward Island | CAN | |
| 649 (2941) | California State University, Long Beach | USA | |
| 650 (2948) | Los Angeles County-USC Medical Center | USA | |
| 650 (2948) | Northern Ontario School of Medicine | CAN | |
| 652 (2958) | Wichita State University | USA | |
| 653 (2968) | University of North Carolina, Wilmington | USA | |
| 654 (2972) | Alberta Health Services | CAN | |
| 654 (2972) | James Madison University | USA | |
| 656 (2976) | Colby College | USA | |
| 657 (2979) | Summa Health System | USA | |
| 658 (2989) | Georgia Southern University | USA | |
| 659 (2995) | East Tennessee State University | USA | |
| 660 (3003) | Cross Cancer Institute | CAN | |
| 660 (3003) | University of Louisiana, Lafayette | USA | |
| 662 (3009) | California State University, Northridge | USA | |
| 663 (3026) | The Catholic University of America | USA | |
| 664 (3031) | Swarthmore College | USA | |
| 664 (3031) | University of Illinois Hospital & Health Sciences System | USA | |
| 666 (3039) | University of Minnesota, Duluth | USA | |
| 667 (3046) | ConocoPhillips Company | USA | |
| 667 (3046) | Jackson State University | USA | |
| 669 (3061) | Franklin & Marshall College | USA | |
| 670 (3081) | Duquesne University | USA | |
| 671 (3099) | California Polytechnic State University, San Luis Obispo | USA | |
| 671 (3099) | Howard University | USA | |
| 671 (3099) | Towson University | USA | |
| 674 (3109) | Idaho National Laboratory | USA | |
| 675 (3116) | Mount Holyoke College | USA | |
| 676 (3119) | Idaho State University | USA | |
| 676 (3119) | Pomona College | USA | |
| 678 (3128) | Electric Power Research Institute | USA | |
| 679 (3139) | Nova Southeastern University, Estados Unidos | USA | |
| 680 (3145) | Laurentian University | CAN | |
| 681 (3158) | Canadian Blood Services | CAN | |
| 682 (3177) | St. Francis Xavier University | CAN | |
| 682 (3177) | Western University of Health Sciences | USA | |
| 684 (3183) | Arkansas Children's Hospital | USA | |
| 685 (3186) | Baystate Health System | USA | |
| 685 (3186) | Marshfield Clinic | USA | |
| 685 (3186) | Skidmore College | USA | |
| 688 (3203) | Albany College of Pharmacy | USA | |
| 689 (3223) | Thomas Jefferson National Accelerator Facility | USA | |
| 690 (3237) | University of Tennessee, Chattanooga | USA | |
| 691 (3257) | Connecticut Children's Medical Center | USA | |
| 691 (3257) | Montclair State University | USA | |
| 693 (3268) | College of Charleston | USA | |
| 694 (3274) | Central Michigan University | USA | |
| 695 (3281) | Naval Medical Center San Diego | USA | |
| 696 (3292) | University of Richmond | USA | |
| 697 (3304) | Appalachian State University | USA | |
| 698 (3307) | Oberlin College | USA | |
| 698 (3307) | Washington State University, Spokane Campus | USA | |
| 700 (3318) | Colgate University | USA | |
| 700 (3318) | The University of Winnipeg | CAN | |
| 700 (3318) | University of North Florida | USA | |
| 700 (3318) | Western Washington University | USA | |
| 704 (3323) | General Atomics | USA | |
| 704 (3323) | Sam Houston State University | USA | |
| 704 (3323) | West Penn Allegheny Health System | USA | |
| 707 (3332) | Indiana University-South Bend | USA | |
| 708 (3339) | Bowdoin College | USA | |
| 708 (3339) | United States Naval Academy | USA | |
| 710 (3356) | Suffolk University | USA | |
| 711 (3399) | Williams College | USA | |
| 712 (3404) | University of Texas, Pan American | USA | |
| 713 (3422) | Bucknell University | USA | |
| 713 (3422) | Claremont McKenna College | USA | |
| 715 (3437) | Haverford College in Pennsylvania | USA | |
| 715 (3437) | University of Alaska, Anchorage | USA | |
| 717 (3466) | California State University, San Marcos | USA | |
| 718 (3469) | Jacobi Medical Center | USA | |
| 719 (3476) | Midwestern University | USA | |
| 720 (3483) | University of Northern British Columbia | CAN | |
| 721 (3501) | Saint Mary's University | CAN | |
| 722 (3511) | Meharry Medical College | USA | |
| 722 (3511) | University of San Diego | USA | |
| 724 (3514) | California State University, Sacramento | USA | |
| 725 (3534) | Ball State University | USA | |
| 726 (3540) | MITRE Corp, Bedford | USA | |
| 727 (3546) | Hofstra University | USA | |
| 728 (3562) | Youngstown State University | USA | |
| 729 (3571) | NASA Stennis Space Center | USA | |
| 730 (3577) | Acadia University | CAN | |
| 731 (3592) | Morehouse School of Medicine | USA | |
| 731 (3592) | Smith College | USA | |
| 733 (3602) | Battelle Memorial Institute | USA | |
| 734 (3606) | University of the Pacific | USA | |
| 735 (3610) | Princeton Plasma Physics Laboratory | USA | |
| 735 (3610) | Saint John's University | USA | |
| 735 (3610) | Seattle University | USA | |
| 738 (3637) | Bentley University | USA | |
| 739 (3644) | Reed College | USA | |
| 740 (3651) | University of Moncton | CAN | |
| 741 (3657) | Eastern Michigan University | USA | |
| 742 (3675) | California State University, Fresno | USA | |
| 743 (3685) | Loyola University Maryland | USA | |
| 744 (3697) | Florida Agricultural & Mechanical University | USA | |
| 745 (3703) | Amherst College | USA | |
| 746 (3708) | California Academy of Sciences | USA | |
| 746 (3708) | University of Hawaii, Hilo | USA | |
| 748 (3737) | University of St. Thomas | USA | |
| 749 (3742) | Long Island University | USA | |
| 749 (3742) | Rowan University | USA | |
| 749 (3742) | South Dakota School of Mines and Technology | USA | |
| 752 (3775) | Middle Tennessee State University | USA | |
| 752 (3775) | Milwaukee VA Medical Center | USA | |
| 754 (3780) | Aerospace Corp | USA | |
| 755 (3786) | Southern Illinois University Edwardsville | USA | |
| 756 (3789) | University of Wisconsin, Eau Claire | USA | |
| 757 (3804) | Humboldt State University | USA | |
| 757 (3804) | Western Kentucky University | USA | |
| 757 (3804) | Winthrop-University Hospital | USA | |
| 760 (3810) | MCPHS University | USA | |
| 760 (3810) | Washington State University, Vancouver | USA | |
| 762 (3818) | Simmons College | USA | |
| 762 (3818) | Tennessee Technological University | USA | |
| 764 (3831) | Spectrum Health | USA | |
| 765 (3854) | Oklahoma State University, Oklahoma City | USA | |
| 766 (3864) | A.T. Still University | USA | |
| 767 (3868) | Fairfield University | USA | |
| 768 (3874) | The College of New Jersey | USA | |
| 769 (3879) | Bard College | USA | |
| 770 (3904) | Indiana University/Purdue University at Fort Wayne | USA | |
| 771 (3935) | University of Wisconsin, Oshkosh | USA | |
| 772 (3945) | California State University, San Bernardino | USA | |
| 773 (3951) | John Carroll University | USA | |
| 773 (3951) | Trinity University | USA | |
| 775 (3960) | Marshall University | USA | |
| 776 (3986) | Grand Valley State University | USA | |
| 777 (3996) | New York Institute of Technology | USA | |
| 778 (4022) | Mount Allison University | CAN | |
| 779 (4026) | California State University, East Bay | USA | |
| 779 (4026) | Eastern Kentucky University | USA | |
| 781 (4033) | Mount Royal CollegeCA | CAN | |
| 782 (4036) | Elon University | USA | |
| 783 (4047) | Indiana State University | USA | |
| 784 (4055) | Indiana University of Pennsylvania | USA | |
| 784 (4055) | Southern Connecticut State University | USA | |
| 786 (4064) | United States Fish and Wildlife Service | USA | |
| 787 (4080) | University of Northern Colorado | USA | |
| 788 (4085) | Fairleigh Dickinson University | USA | |
| 788 (4085) | Vassar College | USA | |
| 790 (4090) | Arkansas State University | USA | |
| 790 (4090) | California State Polytechnic University, Pomona | USA | |
| 790 (4090) | Florida Gulf Coast University | USA | |
| 793 (4099) | The Charles Stark Draper Laboratory, Inc. | USA | |
| 794 (4104) | Alliant International University | USA | |
| 795 (4110) | Maimonides Medical Center | USA | |
| 796 (4121) | University of Houston, Clear Lake | USA | |
| 796 (4121) | Western Carolina University | USA | |
| 798 (4132) | University of the Sciences in Philadelphia | USA | |
| 799 (4138) | University of West Florida | USA | |
| 800 (4154) | Lafayette College | USA | |
| 801 (4165) | Adelphi University | USA | |
| 802 (4174) | Ithaca College | USA | |
| 803 (4201) | Texas A&M University, Corpus Christi | USA | |
| 804 (4206) | Nipissing University | CAN | |
| 805 (4233) | Missouri State University | USA | |
| 805 (4233) | University of Wisconsin, Whitewater | USA | |
| 807 (4243) | Western Illinois University, Macomb | USA | |
| 808 (4254) | Defence Research and Development Canada | CAN | |
| 809 (4265) | University of Wisconsin, LaCrosse | USA | |
| 810 (4270) | Manhattan College | USA | |
| 811 (4283) | California State University, Chico | USA | |
| 812 (4298) | Embry-Riddle Aeronautical University | USA | |
| 812 (4298) | Thompson Rivers University | CAN | |
| 814 (4306) | Morgan State University | USA | |
| 815 (4316) | Dow Chemical Company | USA | |
| 816 (4323) | Walden University | USA | |
| 817 (4332) | Northern Kentucky University | USA | |
| 818 (4338) | Hampton University | USA | |
| 819 (4343) | United States Military Academy at West Point | USA | |
| 820 (4357) | State University of West Georgia | USA | |
| 820 (4357) | Xavier University | USA | |
| 822 (4365) | The University of Vermont Medical Center | USA | |
| 823 (4369) | Macalester College | USA | |
| 823 (4369) | Quinnipiac University | USA | |
| 825 (4379) | West Chester University of Pennsylvania | USA | |
| 826 (4431) | Seton Hall University | USA | |
| 827 (4444) | Tuskegee University | USA | |
| 828 (4455) | Missouri Botanical Garden | USA | |
| 829 (4486) | Murray State University | USA | |
| 830 (4521) | University of New Haven | USA | |
| 831 (4526) | Texas Woman's University | USA | |
| 832 (4566) | Christopher Newport University | USA | |
| 833 (4580) | Bayer Corp, USA | USA | |
| 834 (4587) | Central Connecticut State University | USA | |
| 835 (4639) | Coastal Carolina University | USA | |
| 835 (4639) | Purdue University Calumet | USA | |
| 837 (4661) | University of Northern Iowa | USA | |
| 838 (4664) | Valdosta State University | USA | |
| 839 (4669) | Eastern Illinois University | USA | |
| 839 (4669) | Tennessee State University | USA | |
| 841 (4676) | Widener University | USA | |
| 842 (4718) | Texas Southern University | USA | |
| 843 (4723) | University of Central Arkansas | USA | |
| 844 (4866) | Norfolk State University | USA | |
| 845 (4882) | Savannah River National Laboratory | USA | |
| 846 (4964) | Troy University | USA | |
| 847 (5074) | Nuclear Regulatory Commission | USA | |
| 848 (5137) | AECOM | USA | |
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