- Blanchard Valley Health Association
- Blanchard Valley Hospital
- Bleckley Memorial Hospital
- Blessing Health System
- Blessing Hospital
- Blood Centers of the Pacific
- Bloodworks Northwest
- Bloomington Convention and Visitors Bureau
- Bloomsburg University
- Blount Memorial Hospital
- Blue Bird Corporation
- Blue Cross and Blue Shield of Alabama
- Blue Cross and Blue Shield of Florida
- Blue Cross and Blue Shield of Illinois
- Blue Cross and Blue Shield of Nebraska
- Blue Cross Blue Shield NC
- Blue Cross Blue Shield of Arizona
- Blue Cross Blue Shield of Louisiana
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Minnesota
- Blue Cross Blue Shield of Tennessee
- Blue Cross Blue Shield of Tennessee - Memphis
- Blue Cross Blue Shield of WNY
- Blue Earth County
- Blue Hill Memorial Hospital
- Blue Ridge Parkway-National Park Service
- Blue Ridge Regional Hospital
- Blue Ridge Rehabilitation and Health Care
- Blue Sky Broadcast
- BlueCore Leadership
- BlueCross of CA
- Bluefield Regional Medical Center
- Bluefield State College, Minority Health Institute
- BlueGranite
- Bluegrass Community Hospital
- Bluestar Specialty Products, Inc.
- Bluffton Regional Medical Center
- Blytheville Drury Inn
- BMI Federal Credit Union
- BMW
- BMW of South Atlanta
- Board of Chosen Freeholders County of Essex New Jersey
- Board of County Commissioners
- Junta de Comisionados del Condado, Condado de Sumter
- Board of Elections
- Board of Supervisors, Hinds County
- Bob Ross Auto
- Bob's Electrical
- Bobby Parker Construction Co.
- Bobcat Company