| Pinnacle Research Group, LLC | Anniston | Alabama | 36207 | - |
| Cullman Clinical Trials | Cullman | Alabama | 35055 | - |
| HOPE Research Institute | Glendale | Arizona | 85308 | - |
| Desert Clinical Research, LLC / Avacare | Mesa | Arizona | 85213 | - |
| Foothills Research Center / Avacare | Phoenix | Arizona | 85044 | - |
| Fiel Family and Sports Medicine / Avacare | Tempe | Arizona | 85283 | - |
| HOPE Research Institute | Tempe | Arizona | 85284 | - |
| Arizona Clinical Trials | Tucson | Arizona | 85711 | - |
| Del Sol Research Management, LLC | Tucson | Arizona | 85715 | - |
| Triallogix Medical Corporation | Fullerton | California | 92835 | - |
| National Institute of Clinical Research, Inc. | Garden Grove | California | 92844 | - |
| Eximia Research-CA, LLC | La Mesa | California | 91942 | - |
| Kinetic Clinical Research, LLC dba Long Beach Clinical Trials | Long Beach | California | 90806 | - |
| Seaside Medical Group | Oceanside | California | 92058 | - |
| Profound Research, LLC | Pasadena | California | 91105 | - |
| Paradigm Clinical Research | Redding | California | 96001 | - |
| Acclaim Clinical Research | San Diego | California | 92120 | - |
| Artemis Institute for Clinical Research | San Diego | California | 92103 | - |
| Diablo Clinical Research, Inc. | Walnut Creek | California | 94598 | - |
| Tekton Research, LLC | Denver | Colorado | 80238 | - |
| Tekton Research, LLC | Fort Collins | Colorado | 80525 | - |
| Critical Care, Pulmonary and Sleep Associates PLLP / Avacare | Lakewood | Colorado | 80228 | - |
| Tekton Research, LLC | Longmont | Colorado | 80501 | - |
| New England Research Associates | Bridgeport | Connecticut | 06606 | - |
| Stamford Therapeutics Consortium | Stamford | Connecticut | 06905 | - |
| Emerson Clinical Research Institute | Washington D.C. | District of Columbia | 20009 | - |
| Imagine Research - Palm Beach County | Boynton Beach | Florida | 33435 | - |
| Innovative Research of West Florida, Inc. | Clearwater | Florida | 33756 | - |
| Hillcrest Medical Research, LLC | DeLand | Florida | 32720 | - |
| Health Awareness, Inc. | Jupiter | Florida | 33458 | - |
| Columbus Clinical Services, LLC | Miami | Florida | 33125 | - |
| Flourish Research - Miami, LLC DBA Flourish Research | Miami | Florida | 33135 | - |
| South Florida Research Center, Inc. | Miami | Florida | 33135 | - |
| Floridian Clinical Research, LLC | Miami Lakes | Florida | 33016 | - |
| Healthcare Clinical Data, Inc. | North Miami | Florida | 33161 | - |
| Clinical Neuroscience Solutions, Inc. | Orlando | Florida | 32806 | - |
| Progressive Medical Research | Port Orange | Florida | 32127 | - |
| Health Awareness, Inc. | Port Saint Lucie | Florida | 34952 | - |
| Global Clinical Professionals | St. Petersburg | Florida | 33705 | - |
| Clinical Site Partners, LLC dba Flourish Research | Winter Park | Florida | 32789 | - |
| Agile Clinical Research Trials, LLC | Atlanta | Georgia | 30328 | - |
| DelRicht Research | Atlanta | Georgia | 30329 | - |
| Clinical Research Atlanta | Stockbridge | Georgia | 30281 | - |
| Paradigm Clinical Research | Boise | Idaho | 83709 | - |
| Velocity Clinical Research - Boise | Meridian | Idaho | 83642 | - |
| Great Lakes Clinical Trials, LLC dba Flourish Research | Chicago | Illinois | 60640 | - |
| Velocity Clinical Research - Valparaiso | Valparaiso | Indiana | 46383 | - |
| Integrated Clinical Trial Services, LLC | West Des Moines | Iowa | 50265 | - |
| Johnson County Clin-Trials, LLC | Lenexa | Kansas | 66219 | - |
| AMR Clinical | Newton | Kansas | 67114 | - |
| DelRicht Research | Louisville | Kentucky | 40205 | - |
| Elevate Clinical Research | Lake Charles | Louisiana | 70605 | - |
| DelRicht Research | New Orleans | Louisiana | 70115 | - |
| DelRicht Research | Prairieville | Louisiana | 70769 | - |
| Annapolis Internal Medicine / Avacare | Annapolis | Maryland | 21401 | - |
| Jadestone Clinical Research, LLC | Silver Spring | Maryland | 20904 | - |
| Skylight Health Research | Burlington | Massachusetts | 01803 | - |
| Profound Research, LLC | Clarkston | Michigan | 48346 | - |
| Profound Research, LLC | Dearborn | Michigan | 48126 | - |
| Profound Research, LLC | Farmington Hills | Michigan | 48334 | - |
| Javara, Inc. | Mankato | Minnesota | 56001 | - |
| DelRicht Research | Gulfport | Mississippi | 39503 | - |
| Clay Platte Family Medicine, PC / Avacare | Kansas City | Missouri | 64151 | - |
| DelRicht Research | Springfield | Missouri | 65807 | - |
| Sundance Clinical Research, LLC | St Louis | Missouri | 63141 | - |
| Montana Medical Research, Inc. | Missoula | Montana | 59808 | - |
| Methodist Physicians Clinic / Avacare | Fremont | Nebraska | 68025 | - |
| Midwest Regional Health Services, LLC / Avacare | Omaha | Nebraska | 68144 | - |
| Velocity Clinical Research - Omaha | Omaha | Nebraska | 68134 | - |
| Henderson Clinical Trials | Henderson | Nevada | 89052 | - |
| Excel Clinical Research | Las Vegas | Nevada | 89109 | - |
| Santa Rosa Medical Centers of Nevada / Avacare | Las Vegas | Nevada | 89119 | - |
| Las Vegas Clinical Trials, LLC | North Las Vegas | Nevada | 89030 | - |
| IMA Clinical Research | Warren Township | New Jersey | 07059 | - |
| Brooklyn Clinical Research | Brooklyn | New York | 11226 | - |
| Finger Lakes Medical Research, PLLC dba Certified Research Associates | Cortland | New York | 13045 | - |
| Drug Trials America | Hartsdale | New York | 10530 | - |
| Rochester Clinical Research | Rochester | New York | 14609 | - |
| CHEAR Center, LLC | The Bronx | New York | 10455 | - |
| DelRicht Research | Charlotte | North Carolina | 28205 | - |
| Eximia EquiHealth Research, LLC | Durham | North Carolina | 27704 | - |
| Monroe Biomedical Research | Monroe | North Carolina | 28112 | - |
| West Clinical Research, Inc. | Morehead City | North Carolina | 28557 | - |
| OnSite Clinical Solutions, LLC | Salisbury | North Carolina | 28144 | - |
| Wilmington Health | Wilmington | North Carolina | 28412 | - |
| Wake Forest University Health Sciences | Winston-Salem | North Carolina | 27157 | - |
| Velocity Clinical Research - Cleveland | Beachwood | Ohio | 44122 | - |
| Velocity Clinical Research - Springdale | Cincinnati | Ohio | 45246 | - |
| Centricity Research Columbus Ohio Multispecialty | Columbus | Ohio | 43213 | - |
| PriMed Clinical Research | Dayton | Ohio | 45429 | - |
| Tekton Research, LLC | Edmond | Oklahoma | 73013 | - |
| Lynn Health Science Institute East | Oklahoma City | Oklahoma | 73111 | - |
| DelRicht Research | Tulsa | Oklahoma | 74133 | - |
| Tekton Research, LLC | Yukon | Oklahoma | 73099 | - |
| Altoona Center for Clinical Research | Duncansville | Pennsylvania | 16635 | - |
| Central Erie Primary Care | Erie | Pennsylvania | 16508 | - |
| Hatboro Medical Associates / Avacare | Horsham | Pennsylvania | 19044 | - |
| DM Clinical Research | Philadelphia | Pennsylvania | 19107 | - |
| DelRicht Research | Charleston | South Carolina | 29407 | - |
| Tribe Clinical Research, LLC | Greenville | South Carolina | 29607 | - |
| Spartanburg Medical Research | Spartanburg | South Carolina | 29303 | - |
| Velocity Clinical Research - Spartanburg | Spartanburg | South Carolina | 29303 | - |
| DelRicht Research | Hendersonville | Tennessee | 37075 | - |
| DCT-HCWC, LLC dba Discovery Clinical Trials | Dallas | Texas | 75230 | - |
| Lonestar Clinical Research, LLC | Dallas | Texas | 75243 | - |
| Zenos Clinical Research | Dallas | Texas | 75230 | - |
| Laguna Clinical Research Associates, LLC | Laredo | Texas | 78041 | - |
| Epic Clinical Research | Lewisville | Texas | 75057 | - |
| Elevate Clinical Research | McAllen | Texas | 78504 | - |
| Pearland Physicians | Pearland | Texas | 77581 | - |
| Research Your Health | Plano | Texas | 75093 | - |
| Clinical Trials of Texas, LLC dba Flourish Research | San Antonio | Texas | 78229 | - |
| Elevate Clinical Research | Seabrook | Texas | 77586 | - |
| Javara, Inc. | Stephenville | Texas | 76401 | - |
| DM Clinical Research | Tomball | Texas | 77375 | - |
| Cope Family Medicine / Avacare | Bountiful | Utah | 84010 | - |
| Olympus Family Medicine / Avacare | Salt Lake City | Utah | 84117 | - |
| Charlottesville Medical Research Center, LLC | Charlottesville | Virginia | 22911 | - |
| Clinical Research Partners, LLC | Richmond | Virginia | 23226 | - |
| Rainier Clinical Research Center | Renton | Washington | 98057 | - |