- UCI Health - Los Alamitos
- UCL Fielding School of Public Health
- UCLA Conferences and Catering
- UCLA Department of Psychology
- UCLA Medical Center
- UCLA Medical Center, Santa Monica
- UCLA School of Dentistry
- UCLA West Valley Medical Center
- UConn John Dempsey Hospital
- UCSD Jacobs Medical Center
- UCSD Medical Center
- UCSD Medical Center Hillcrest
- UCSD School of Medicine
- UCSF - University of California San Francisco
- UCSF Benioff Children's Hospital Oakland
- UCSF Fresno Medical Education Program
- UCSF Health, Transplant Services
- UCSF Mission Bay
- UCSF School of Denistry
- UF Health Flagler Hospital
- UF Health Jacksonville
- UF Health North
- UF Health Shands Hospital
- UFCW-Local 880
- UFG Insurance
- Uhealth Tower - University of Miami Health System
- Uhling Consulting- Registered Dietitians
- UI Health
- Uintah School District
- UK Healthcare
- Ukiah Valley Medical Center
- Ukrop's Super Markets, Inc.
- Ultradent Products, Inc.
- Ultrasound Diagnostic School
- ULTREX
- UM Capital Region Medical Center
- UM Prince George's Hospital Center
- UMass Amherst Residential Life Student Services
- UMass Memorial - HealthAlliance Hospital
- Umass Memorial HealthAlliance-Clinton Hospital
- UMASS Memorial Medical Center - Memorial Campus
- UMASS Memorial Medical Center - University Campus
- Umatilla County
- UMBC
- UMDNJ
- UNC - TV
- UNC Caldwell
- UNC Hospital Hillsborough Campus
- UNC Medical Center
- UNC Medical Center Transplant Care