| Wooly Mammoth Design | Minnesota |
| Woonteiler Ink | |
| Woopra, Inc. | California |
| Wooqer | |
| Wooter, LLC | New York |
| WOP lab, LLC | |
| WoraPay | Pennsylvania |
| Worcester Linux Users' Group | Massachusetts |
| Worcester Polytechnic Institute Computer Science | Massachusetts |
| Worcester Polytechnic Institute Electrical & Computer Engineering | Massachusetts |
| Worcester Polytechnic Institute Mathematical Sciences | Massachusetts |
| Worcester Sate University | Massachusetts |
| Worcester State University Computer Science | Massachusetts |
| WorcLab | Massachusetts |
| Word Business Design, LLC | Oregon |
| Word Changer | |
| Word of Host Web Designers, LLC | |
| Word to the Wise, LLC | California |
| WORD Web Design | |
| Word Works | Texas |
| Word-Tech, Inc. | Kansas |
| Word.Studio | |
| WordAI | Maryland |
| Wordego, Inc. | Illinois |
| Wordfence | Washington |
| Wordflirt Digital Marketing Solutions | |
| WordHerd | |
| WordJack Media | |
| WordMagic | Texas |
| WordMap, Inc. | Massachusetts |
| Wordprax Ltd | |
| WordPress | California |
| Wordpress Sherpa | Colorado |
| WordPress Themes Park | Michigan |
| WordpressIntegration | California |
| Words To Web, Inc. | |
| Wordsmith AI Ltd | |
| WordSphere | |
| WordStream, Inc. | Massachusetts |
| WordSuccor Ltd | California |
| Wordtune | California |
| Wordware | California |
| WordwrightWeb | |
| Wordzen, Inc. | |
| Work & Co | New York |
| Work & Co | |
| Work 214 | Texas |
| Work Examiner | Florida |
| Work Hard Pittsburgh | Pennsylvania |
| Work In Biotech, LLC | |