| CTV Beam | Alabama |
| CU NextGen | Ohio |
| CU-Force | Arizona |
| CUBE Computer Services | Arizona |
| Cube Creative Design | North Carolina |
| Cube Dev, Inc. | California |
| Cube Hub, Inc. | |
| Cube InfoTech, Inc. | |
| Cube Software | New York |
| Cube Techwiz | |
| Cubed Group, Inc. | Florida |
| Cubee, Inc. | |
| Cubero Group | |
| Cubet | Georgia |
| Cubex Designs, LLC | |
| Cubex Quad Antennas | Arizona |
| Cubic Compass | California |
| Cubic Corporation | California |
| Cubic IT Consulting | California |
| Cubic Solutions, Inc. | |
| Cubic Transportation Systems, Inc. | |
| Cubicle Ninjas | Illinois |
| CUBIO Innovation Center | Texas |
| Cubismi, Inc. | District of Columbia |
| Cubist | California |
| Cubit Diagnostics | |
| Cubit Planning, Inc. | |
| Cubix | Florida |
| Cubix Software, Inc. | Texas |
| Cubs Consulting, Inc. | Washington |
| Cucusoft, Inc. | Texas |
| Cue Ball, LLC | |
| Cue Biopharma | |
| Cue Health, Inc. | California |
| Cuelogic | |
| Cuesta College | California |
| Cuesta Technologies | California |
| CueThink | |
| Cuevasoft, LLC | |
| Cugene, Inc. | Massachusetts |
| CUI Global, Inc. | Oregon |
| CUI, Inc. | Oregon |
| CUJO, LLC | California |
| Cuker | |
| Culinary Software Services, Inc. | California |
| Cull Group, Inc. | Michigan |
| Cullgen, Inc. | California |
| Cullinan Oncology | Massachusetts |
| Cullinan Theraeutics, Inc. | |
| Cullinane, Inc. | Connecticut |