| PIPlaze INC | Saint Louis | MO | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
 Progressive Recovery, Inc. | St. Louis | MO | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| RDRapid Development Services, INC. | Saint Louis | MO | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| RHRf Home CO | St. Louis | MO | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
 R & S Machining Inc. | St. Louis | MO | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SFSchreiber Foods INC | Saint Louis | MO | Food Manufacturing311513 | — | ◇ UNVERIFIED |
| SMScobis MWI, LLC | St. Louis | MO | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| SLSiemers LLC | St Louis | MO | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| SSSinger Squared LLC | St. Louis | MO | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| SSmith-kline-beecham-smith-kline-beecham | Saint Louis | MO | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| SSSpectrum Sample Card CO Inc-spectrum Sample Card CO INC | Saint Louis | MO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
 Standard Machine and Mfg Company-big Bend | Saint Louis | MO | Fabricated Metal Product Manufacturing332117 | — | ◇ UNVERIFIED |
| SLSt Louis Dyeing & Proc CO | Saint Louis | MO | Textile Mills313312 | — | ◇ UNVERIFIED |
| SPSunland Properties | Saint Louis | MO | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| SHSurmeier Holdings LLC | St. Louis | MO | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| TBThe Boeing Company St. Louis | Saint Louis | MO | Transportation Equipment Manufacturing336411 | — | ◇ UNVERIFIED |
| TATPS Acquisition, LLC | St Louis | MO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| UMUnited Materials Company-st Louis | Saint Louis | MO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| USU S Paint Corporation St. Louis | Saint Louis | MO | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| WPWagner Prosthetics | Saint Louis | MO | Miscellaneous Manufacturing339113 | — | ◇ UNVERIFIED |
| WCWeyl Cabinet Shop | Saint Louis | MO | Furniture and Related Product Manufacturing337127 | — | ◇ UNVERIFIED |
| WRWiese Rotogravure CORP | Saint Louis | MO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
