| Ideation International, Inc. | Michigan |
| Ideators Digital | |
| ideaTree, Inc. | Florida |
| Ideawake | |
| Ideaware | |
| IDEAYA Biosciences | California |
| Idego Group | North Carolina |
| Idelic | Pennsylvania |
| iDeliver | |
| Identatronics | Illinois |
| IDenticard Systems | Pennsylvania |
| Identification Technology Partners, Inc. | Maryland |
| Identified Technologies | Pennsylvania |
| iDENTIFY, Inc. | |
| IdentifySensors | |
| IDentiphoto Company Ltd | Ohio |
| IdentiSys, Inc. | Minnesota |
| Identité, Inc. | Florida |
| Identity | |
| Identity Automation | Texas |
| Identity Developments, LLC | Wisconsin |
| Identity Digital, Inc. | Washington |
| Identity Review | California |
| Identity Theft Guard Solutions, Inc. | Oregon |
| Identiv, Inc. | California |
| iDentyTech Solutions America, Inc. | Florida |
| IDEO, LLC | |
| Ideon | |
| Idera, Inc. | Texas |
| iDesigniBuy | |
| IDetect, Inc. | Florida |
| Ideum | New Mexico |
| Idezyne, LLC | Connecticut |
| idfive | Maryland |
| IDG Advertising | |
| IDI Consulting, LLC | Pennsylvania |
| Idig Design | California |
| iDimension | Florida |
| Idiomatic, Inc. | California |
| Idiosys USA | |
| iDirect Government, LLC | |
| IDISC - InfoDev Incubator Support Center | District of Columbia |
| IDK Technologies | New Hampshire |
| IdLink | Arizona |
| Ido Solutions | |
| iDoc Corporation | Texas |
| IDology | Georgia |
| iDotz.Net | California |
| IDrive, Inc. | California |
| IDRx, Inc. | |