- U.S Justice Department
- U.S. Behavioral Partners
- U.S. Capital Management
- U.S. Centers for Disease Control and Prevention
- U.S. Centers for Medicare & Medicaid Services
- U.S. Department of Health & Human Services
- U.S. Department of Health & Human Services (HHS)
- U.S. Department of Health & Human Services Office of the Inspector General
- U.S. Department of Justice
- U.S. Federal Reserve
- U.S. Food & Drug Administration (FDA)
- U.S. Justice Department
- U.S. National Library of Medicine National Institutes of Health
- Uber
- Uber Eats
- Uber Health
- Uber Technologies
- UBS Group AG
- UCLA Health
- UCLA School of Law Williams Institute