| WMWilson Manufacturing Company | Saint Louis | MO | Fabricated Metal Product Manufacturing332813 | 100-499 | ◐ LIKELY ACTIVE |
| GMGury Mfg | St Louis | MO | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| WIWeber Industries | St Louis | MO | Machinery Manufacturing333914 | 20-99 | ◐ LIKELY ACTIVE |
| PFPowell Fabrication & Mfg. LLC | Saint Louis | MI | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| FCFlexible Cutting Systems LLC | St Louis | MO | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| PFPowell Fabrication & Mfg. LLC | St. Louis | MI | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| WSWatlow St Louis | St Louis | MO | Machinery Manufacturing333994 | — | ◐ LIKELY ACTIVE |
| WPWeir Pump and Valve Solutions | St Louis | MO | Machinery Manufacturing333911 | — | ◐ LIKELY ACTIVE |
| WPWilliams Patent Crusher & Pulverizer | St Louis | MO | Machinery Manufacturing333131 | 20-99 | ◐ LIKELY ACTIVE |
Carr Lane Manufacturing - St. Louis | Saint Louis | MO | Machinery Manufacturing333514 | 100-499 | ◐ LIKELY ACTIVE |
| CLCarr Lane Manufacturing - St. Louis | St. Louis | MO | Machinery Manufacturing333514 | 100-499 | ◐ LIKELY ACTIVE |
| DPDeliStar Plant | St Louis | MO | Machinery Manufacturing333241 | 100-499 | ◐ LIKELY ACTIVE |
| DPDeliStar Plant | Saint Louis | MO | Machinery Manufacturing333241 | 100-499 | ◐ LIKELY ACTIVE |
| DEDEMA Engineering Co. | Saint Louis | MO | Machinery Manufacturing333913 | 100-499 | ◐ LIKELY ACTIVE |
| HIHoneywell Intelligrated | Saint Louis | MO | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| HIHoneywell Intelligrated | St Louis | MO | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| SLSt. Louis Branch | St. Louis | MO | Machinery Manufacturing333995 | 1-19 | ◐ LIKELY ACTIVE |
| SLSt. Louis Branch | Saint Louis | MO | Machinery Manufacturing333995 | 1-19 | ◐ LIKELY ACTIVE |
| WMWilson Manufacturing Company | St. Louis | MO | Machinery Manufacturing333514 | 100-499 | ◐ LIKELY ACTIVE |