- Trinity Baptist Church
- Trinity Health Systems
- Trinity Hospital
- Trinity Lutheran Seminary
- Trinity Medical Center West
- Trinity Mother Frances Hospitals and Clinics
- TRIO Manhattan
- Triple F Inc.
- TriStar Centennial Medical Center
- TriStar Summit Medical Center
- Triumph Technologies, Inc.
- Tropical Financial Credit Union
- Troup County Board of Commissioners
- Troxler Electric Lab
- Troy Community Hospital
- Troy Drury Inn
- Troy Regional Medical Center
- Truckdrivers Union, Local 407
- Truckee Meadows Fire & Rescue
- Truman Medical Centers
- Trump Casino Resorts
- Trus Joist
- Trustee Peabody Retirement Community
- Administradores de Columbia University
- TSN Incorporated
- Tuba City Regional Health Care
- Tube City Inc.
- Tuck Software Group
- Tuckaway, Inc.
- Tucson Medical Center
- Tug River Health Association, Inc.
- Tug Valley ARH Regional Medical Center
- Tulane Medical Center
- Tulane Sutdents for Life
- Tulane University
- Tulane University, School of Public Health and Tropical Medicine
- Tulare Regional Medical Center
- Tulsa Convention Center
- Tulsa County
- Tulsa ER & Hospital
- Tulsa Spine & Specialty Hospital
- Tunica Convention and Visitors Bureau
- Tur-Pak Foods
- Turkey Creek Medical Center
- Turner Job Corps
- Turner Property
- Turnkey Communication Solution
- Turnkey Promotions, Inc.
- Tuscaloosa County, Department of Planning and Community Development
- Tuscaloosa VA Medical Center