| Color Card Administrator, Inc. | California |
| Color Creative, LLC | Washington |
| Color Health, Inc. | California |
| Colorado 420 Websites, LLC | |
| Colorado Business Technology Solutions, Inc. | Colorado |
| Colorado Christian University | Colorado |
| Colorado College Mathematics & Computer Science | Colorado |
| Colorado Computers | Colorado |
| Colorado Creative Designs | |
| Colorado Free University | Colorado |
| Colorado Information Technologies, Inc. | Colorado |
| Colorado Internet Solutions | Colorado |
| Colorado IT Training | Massachusetts |
| Colorado Mesa University | Colorado |
| Colorado Microcircuits | Colorado |
| Colorado Network Staffing, Inc. | Colorado |
| Colorado Networks, Inc. | Colorado |
| Colorado School of Mines Applied Mathematics & Statistics | Colorado |
| Colorado School of Mines Computer Science Department | Colorado |
| Colorado School of Mines Quantum Engineering | Colorado |
| Colorado SEO | |
| Colorado SEO Expert Marketing | Colorado |
| Colorado SEO Pros | Colorado |
| Colorado SEO Services | Colorado |
| Colorado Startups | Colorado |
| Colorado State University College of Business | Colorado |
| Colorado State University Department of Computer Science | Colorado |
| Colorado State University Department of Mathematics | Colorado |
| Colorado State University Pueblo | Colorado |
| Colorado State University System | Colorado |
| Colorado Tech Shop | Colorado |
| Colorado Technical University | Colorado |
| Colorado Technology Association | Colorado |
| Colorado Telecommunications Associations | Colorado |
| Colorado Telephone Exchange | Colorado |
| Colorado Therapeutics, LLC | |
| Colorado Time Systems | Colorado |
| Colorado Valley Communications | Texas |
| Colorado Web Impressions, LLC | Colorado |
| ColoradoSoft | Colorado |
| ColorBasePair | California |
| ColorByte Software | Florida |
| Colorflow Creative, Inc. | |
| Colorfuzion Web Design Studio | Connecticut |
| Colorimetrix, Inc. | |
| ColorMall | California |
| Colors Pages, Inc. | Florida |
| ColorTokens | California |
| ColorTonerExpert | California |
| Colossal, Inc. | |