| LightBox, Inc. | |
| Lightburn | |
| LightCalc | North Carolina |
| Lightcast | |
| Lightdash | California |
| LightDeck Diagnostics | Colorado |
| LIGHTech Fiberoptics, Inc. | California |
| LightEdge Solutions, Inc. | Iowa |
| Lightelligence | |
| Lighter Capital, Inc. | Washington |
| Lightfield | |
| Lightfleet Corporation | Washington |
| Lighthning Bolt | California |
| Lighthouse | Washington |
| Lighthouse Computer Systems | Massachusetts |
| Lighthouse Consulting, Inc. | Washington |
| Lighthouse Electronics, Inc. | Massachusetts |
| Lighthouse Financial Technologies, Inc. | California |
| Lighthouse Internet Media | |
| Lighthouse IT Solutions, LLC | |
| Lighthouse Labs | Virginia |
| Lighthouse Network | California |
| Lighthouse Payment Services | Massachusetts |
| Lighthouse Systems, Inc. | Illinois |
| Lighthouse Web Design, Inc. | Colorado |
| Lighthouse Worldwide Solutions | California |
| LighthouseAI | |
| LighthousePE | Arizona |
| Lightico | New York |
| Lighting Analysts | Colorado |
| Lightkeeper, LLC | Massachusetts |
| LightLine Medical, Inc. | |
| LightMachinery, Inc. | |
| Lightmatter | California |
| LightMed Corporation | California |
| LightMix | Virginia |
| Lightning AI | New York |
| Lightning IT Solutions, Inc. | New York |
| Lightning Law Technologies, Inc. | |
| Lightning Leads Pro | |
| Lightning Pick | Wisconsin |
| LightQuest Media, Inc. | |
| Lightrun | |
| Lightrun, Inc. | |
| LightSail, Inc. | |
| LightSand Communications, Inc. | Texas |
| Lightshift Energy | |
| Lightship | |
| Lightship.Capital​ | Ohio |
| LightSky | Indiana |