| QuistBuilder | |
| Quiver Biosciences | Massachusetts |
| Quivera Enterprises | |
| Quivers, Inc. | Utah |
| Quivive Pharma, Inc. | |
| Quixet | |
| Quixotic Computing, LLC | Michigan |
| Quizlet, Inc. | California |
| Qumu | Minnesota |
| Qumulo, Inc. | Washington |
| Qunnect, Inc. | New York |
| Quo Agency, Inc. | |
| Quobyte, Inc. | |
| Quoherent, Inc. | |
| Quoin Pharmaceuticals, Inc. | |
| Quoin, Inc. | Massachusetts |
| Quolum | California |
| Quona Capitla Management, LLC | |
| Quora, Inc. | California |
| Quoretech | Delaware |
| Quorum Analytics, LLC | |
| Quorum Business Solutions, Inc. | Texas |
| QuorumLabs, Inc. | California |
| QuotaPath | Pennsylvania |
| Quote Software, Inc. | Oregon |
| QuoteFlare, LLC | Arizona |
| QuoteFlare, LLC | |
| Quotient Technology, Inc. | |
| Quotient Therapeutics | |
| Quotient, Inc. | |
| Quotit Corporation | California |
| Qurable | |
| QurAlis | Massachusetts |
| Qureator | California |
| QuSecure, Inc. | |
| Qustodio, LLC | North Carolina |
| Quub, Inc. | Pennsylvania |
| Quvis Technologies | Kansas |
| Qv21 Technologies | Texas |
| Qventus | California |
| Qvest.US, LLC | |
| QView Medical | California |
| Qvin | California |
| Qvinci | Texas |
| QVS Software | North Carolina |
| QVT Financial, L.P. | |
| Qwak | New York |
| Qwen Chat, LLC | |
| Qwerty Experts | |
| Qwick, Inc. | |