| Burnett International College | Florida |
| Burning Glass Technologies | Massachusetts |
| Burning River Marketing | |
| Burnout Game Ventures, LLC | Florida |
| BurnSoft | Kentucky |
| Burnt Island Ventures | |
| Burro | Pennsylvania |
| Burst Diagnostics | Colorado |
| Burst Digital | |
| Burst Electronics, Inc. | New Mexico |
| Burst, Inc. | Massachusetts |
| Burstek | Florida |
| BurstIQ | Colorado |
| Bursys | |
| Burt Technologies | Colorado |
| Burton Computer Corporation | Maryland |
| Burton Computer Resources, Inc. | Mississippi |
| Burton Industries, Inc. | Michigan |
| Burton Systems Software | North Carolina |
| Burwood Group, Inc. | Illinois |
| Buscemi IT Solutions | |
| Busek Co., Inc. | Massachusetts |
| Busey | |
| Bushel, Inc. | North Dakota |
| Bushnell University | Oregon |
| Businelle Company, LLC | Texas |
| Business 2 Virtual | |
| Business and Technology Services VIP, LLC | Florida |
| Business Applications Performance Corporation | Missouri |
| Business Automation Associates, Inc. | Arizona |
| Business Automation Solutions, Inc. | Illinois |
| Business Automation Specialists of Minnesota, Inc. | Minnesota |
| Business Automation Specialists, Inc. | Florida |
| Business Blockchain HQ | Louisiana |
| Business Builders | Florida |
| Business By Phone, Inc. | New Jersey |
| Business Class Solutions | Florida |
| Business Communications Systems, Inc. | Massachusetts |
| Business Computer Resources, Inc. | Tennessee |
| Business Computer Technicians Corporation | Washington |
| Business Computer Technologies, Inc. | Illinois |
| Business Computers Software, Inc. | Colorado |
| Business Consulting Agency | |
| Business Control Systems Corporation | Colorado |
| Business Data, Inc. | California |
| Business Digitaly | |
| Business Edge Interactive | New York |
| Business Edge Services & Technologies, Inc. | New Jersey |
| Business Electronics Soldering Technologies, Inc. | Illinois |
| Business eSolutions | California |