- Barstow Community Hospital
- Bartery Clinic, Inc.
- Bartlesville Regional United Way
- Barton Memorial Hospital
- Bartow Regional Medical Center
- Bashas'
- Basic American
- Baskerville
- Bass and Bradshaw Health Care Communications
- Bassett Medical Center
- Bath Community Hospital
- Baton Rouge Area Convention and Visitors Bureau
- Baton Rouge General
- Baton Rouge General - Bluebonnet
- Battelle and Battelle
- Battery Council International
- Battle Mountain General Hospital
- Baum-Harmon Mercy Hospital
- Baumgartner Health, LLC
- Baxter Global Logistics
- Baxter International
- Baxter Regional Medical Center
- Baxter Sales and Distribution Corporation
- Bay Cities Paving and Grading, Inc.
- Bayamon Medical Center
- BayCare Alliant Health
- Baycare Hospital Wesley Chapel
- Bayer Crop Science
- Bayfield County
- Bayfront Health Brooksville
- Bayfront Health Port Charlotte
- Bayfront Health Punta Gorda
- Bayfront Health Spring Hill
- Bayfront Health St. Petersburg
- Bayhealth Hospital
- Bayhealth Medical Center
- Baylor College of Medicine
- Baylor Scott and White Medical Center - Grapevine
- Baylor Scott and White Medical Center - Hillcrest
- Baylor Scott and White Medical Center - Lakeway
- Baylor St. Luke's Medical Center
- Baylor University Medical Center
- Bayonne Medical Center
- Bayshore Pointe Nursing and Rehab Center
- Baystate
- Baystate Franklin Medical Center
- Baystate Mary Lane Outpatient Center
- Baystate Medical Center
- Baystate Medical Center
- Baystate Noble Hospital