| Symbolic Displays, Inc. | California |
| Symbolica AI, Inc. | |
| Symbology, Inc. | Minnesota |
| Symbotic, Inc. | Massachusetts |
| Symbri Corporation | |
| Symbrium | North Carolina |
| Symed | |
| Symetrix | Washington |
| Symfa, Inc. | |
| Symis Int'l | California |
| Symitar | California |
| Symmetric Computing | Massachusetts |
| Symmetric Design, LLC | Oklahoma |
| Symmetric Engineering Group | Florida |
| Symmetric Research | California |
| Symmetry Creative Agendy | |
| Symmetry Electronics | California |
| Symmetry Software | Arizona |
| Symmetry Surgical, Inc. | Tennessee |
| Symops, Inc. | Massachusetts |
| SymPact | Missouri |
| SYMPAQ | Maryland |
| Sympera AI | |
| Symphion, Inc. | Texas |
| Symphony Communication Services Holdings, LLC | California |
| Symphony Core | |
| Symphony Software | |
| Symphony Solution, Inc. | |
| Symphony Talent, LLC | New York |
| SymphonyAI | California |
| SymphonyAI Industrial | California |
| Symple Surgical, Inc. | Arizona |
| Sympler | |
| Symplr | Texas |
| Sympraxis Consulting | New Hampshire |
| Symquest Group, Inc. | Vermont |
| SymSoft Solutions, LLC | California |
| SymTec | Utah |
| Symtrax | California |
| Syn Ack Fin, Inc. | Colorado |
| SYN Ventures | Florida |
| Syn-Apps, LLC | Oregon |
| Synack, Inc. | California |
| Synacor, Inc. | New York |
| Synactive, Inc. | California |
| Synadia Communications, Inc. | California |
| Synalyze It! | |
| Synametrics Technologies, Inc. | New Jersey |
| Synamics Therapeutics | |
| Synapbox | California |