| Heritage Digital, Inc. | South Carolina |
| Heritage Group Accelerator | |
| Heritage University | Washington |
| Herkimer College | New York |
| Herkimer Media | Wisconsin |
| Herko Computers, Inc. | New York |
| Herlitz Inventory Management | Massachusetts |
| Hermitage Automation & Controls | Virginia |
| Hermitage Info Tech, LLC | New Jersey |
| Hero City | California |
| Hero Trainer, Inc. | |
| HeroDevs | |
| HEROfarm Marketing & Public Relations | |
| Heroic | Utah |
| Heroix Corporation | Massachusetts |
| Heroku | California |
| Heron | |
| Heron Power Electronics Company | |
| Heron Therapeutics, Inc. | |
| Herophilus | California |
| Herotek, Inc. | California |
| HEROware, Inc. | California |
| Herozite | |
| Herrick Technology Laboratories, Inc. | Maryland |
| Herrod Tech, Inc. | Texas |
| Herron Tech | Massachusetts |
| Hersher Associates Ltd | Illinois |
| Hertzler Systems, Inc. | Indiana |
| Heru, Inc. | Florida |
| Herzing University | Wisconsin |
| Herzum, Inc. | Illinois |
| hesketh.com | North Carolina |
| Hesolar | Texas |
| Hesperos, Inc. | Florida |
| Hesston College | Kansas |
| Hester Designs, LLC | |
| Hestia Software | Arizona |
| Hetikus | |
| Heureka Software | Ohio |
| Heuristic Solutions | Virginia |
| Hevanet Communications | Oregon |
| Hevo Data, Inc. | California |
| Hevo, Inc. | New York |
| Hewlett Packard Enterprise Development, L.P. | California |
| Hex Technologies, Inc. | |
| Hexa Flow Agency, LLC | |
| Hexagon Bio, Inc. | California |
| Hexagon Lavish | Georgia |
| Hexagon US Federal | |
| Hexagram | California |