| BryceTech | Virginia |
| Brydan Solutions | Nevada |
| BrYet US, Inc. | |
| Bryley Systems, Inc. | Massachusetts |
| Bryllan, LLC | Michigan |
| Bryn Athyn College | Pennsylvania |
| Bryn Mawr College | Pennsylvania |
| Bryn Mawr College Computer Science | Pennsylvania |
| Bryn Mawr College Department of Mathematics | Pennsylvania |
| Bryn Pharma, Inc. | |
| Bryq | Florida |
| BryteBrew | California |
| Brytecore, Inc. | |
| BryteFlow | |
| Bryter US, Inc. | New York |
| BS LLC Studios | Ohio |
| BS&A Software | Michigan |
| BSD Education Ltd | Pennsylvania |
| Bsetec | |
| BSG Team Ventures | Massachusetts |
| BSI Online, Inc. | Illinois |
| BSideStudios | |
| BSM Development | Massachusetts |
| BSN, LLC | |
| Bsoft Technology & Computer Services, LLC | Wisconsin |
| Bsquare Corporation | Washington |
| BST Consultants, Inc. | Florida |
| BSU, Inc. | New York |
| bswift, LLC | Illinois |
| BT Consulting, LLC | Pennsylvania |
| BT Systems, LLC | New Jersey |
| BTB Therapeutics, Inc. | |
| BTC Electronic Components | North Carolina |
| BTC Marketing | |
| Btech | California |
| BTECH, Inc. | New Jersey |
| BTEK Software, Inc. | Arizona |
| BTerrell Group, LLP | Texas |
| BTG Systems, Inc. | |
| BTI Communications Group Ltd | California |
| BTM Solutions, Inc. | Mississippi |
| BTQ Technologies Corporation | |
| Btrax, Inc. | California |
| BTS Research | California |
| Bttn Technologies, Inc. | |
| BTU International, Inc. | Massachusetts |
| BTV Ignite | Vermont |
| BTX Global Logistics | |
| BTX Techologies, Inc. | New York |
| Bubble | New York |