| Startup Haven | |
| Startup Haven, LLC | Washington |
| StartUp Health | New York |
| Startup High Country | |
| Startup Incubator at the Adelson Educational Campus | Nevada |
| Startup Institute | Massachusetts |
| Startup Jobs | |
| Startup Leadership Program | Massachusetts |
| Startup Leadership, Inc. | Delaware |
| Startup Maine | Maine |
| Startup Portal | Maryland |
| Startup San Diego | California |
| Startup Savant | Michigan |
| Startup School | |
| Startup Search | California |
| Startup Tools List | |
| Startup Tucson | Arizona |
| Startup UCLA | California |
| Startup Universal | California |
| StartUp Vegas | Nevada |
| Startup World Cup, Inc. | |
| Startup.club | |
| StartupAZ | Arizona |
| StartupBeat | |
| StartupBros, LLC | Florida |
| StartupBus | California |
| StartupCraft, Inc. | Delaware |
| Startupedia | California |
| StartUpers, Inc. | California |
| StartupFactory, LLC | |
| StartupHQ | California |
| StartupMonthly, LLC | California |
| StartupNation Media Group, Inc. | Michigan |
| StartupNV | Nevada |
| Startups and IP Strategy | Pennsylvania |
| Startups Ignite Ltd | Virginia |
| Startups LA | |
| Startups San Antonio | Texas |
| Startups.com | Ohio |
| StartupSoft, LLC | California |
| StartupStarter, Inc. | California |
| StartupTAP, LLC | California |
| Startupxplore | California |
| Startwrite, Inc. | Utah |
| StartX | California |
| Starve Ups | Oregon |
| StarVest Partners | California |
| StarVest Partners, L.P. | New York |
| StarWind Software, Inc. | Massachusetts |
| Starwire | Virginia |