Argo Products Company | Saint Louis | 20–99 | ● ACTIVE |
H4 Manufacturing LLC | Saint Louis | 1–19 | ● ACTIVE |
J. K. Pulley Company, INC. | Saint Louis | 20–99 | ● ACTIVE |
Paulo Products CO | Saint Louis | — | ● ACTIVE |
Midwest Machining Solutions LLC | Saint Louis | 20–99 | ● ACTIVE |
Cardinal Auctions.com, INC. | Saint Louis | — | ● ACTIVE |
Fedsource INC | Saint Louis | — | ● ACTIVE |
Troco, LLC | Saint Louis | — | ● ACTIVE |
| EFEmpire Fence & Custom Iron Works INC | St Louis | 20–99 | ◐ LIKELY ACTIVE |
| TITishler Industries INC | Saint Louis | 1–19 | ◐ LIKELY ACTIVE |
| CPCommercial Plating CO | Saint Louis | 20–99 | ◐ LIKELY ACTIVE |
| MPMissouri Pipe Fittings CO | Saint Louis | 20–99 | ◐ LIKELY ACTIVE |
| CFContinental Fabricators INC | Saint Louis | — | ◐ LIKELY ACTIVE |
| ETElliot Tool INC | Saint Louis | 20–99 | ◐ LIKELY ACTIVE |
| FIFulton Iron and Manufacturing, L.l.c | Saint Louis | — | ▲ REPORTED CLOSED |
| PMPrecoat Metals | St. Louis | — | ◐ LIKELY ACTIVE |
| SSSouth Side Machine Works, Inc. | Saint Louis | 20–99 | ◐ LIKELY ACTIVE |
| TSThunderbird Stamping LLC | St Louis | 20–99 | ◐ LIKELY ACTIVE |
| VMVandeventer Machine Works CORP. | Saint Louis | 1–19 | ◐ LIKELY ACTIVE |
| HIHammerts Iron Works-hammerts Iron Works | St. Louis | — | ◐ LIKELY ACTIVE |
| ISIpc St Louis-ipc St Louis | St. Louis | — | ◐ LIKELY ACTIVE |
| LILasalle Iron Works, INC. | Saint Louis | 1–19 | ◐ LIKELY ACTIVE |
| MSModern Screw Products - Modern Screw Products | St. Louis | — | ◐ LIKELY ACTIVE |
| TTThiel Tool & Engineering CO INC | St Louis | 1–19 | ◇ UNVERIFIED |
| DMDuke Manufacturing CO | Saint Louis | — | ◐ LIKELY ACTIVE |
| PSPaulo - St. Louis | St. Louis | 20–99 | ◐ LIKELY ACTIVE |
| CMClassic Metal Craft INC - Classic Metal Craft INC | St. Louis | 1–19 | ◐ LIKELY ACTIVE |
| KPKrato Products Corporation | Saint Louis | 1–19 | ◐ LIKELY ACTIVE |
| QSQuality Screw Machine Products INC. | Saint Louis | 20–99 | ◐ LIKELY ACTIVE |
| IMIndustrial Metal Cleaning CORP. | St. Louis | 1–19 | ◇ UNVERIFIED |
| MPMidwest Plating CO INC | Saint Louis | 1–19 | ◇ UNVERIFIED |
| HCHager Companies - St. Louis | Saint Louis | 100–499 | ◐ LIKELY ACTIVE |
| HTHeat Transfer Systems, Inc. | Saint Louis | 1–19 | ◐ LIKELY ACTIVE |
| PNPaulo - Nashville | Saint Louis | 20–99 | ◐ LIKELY ACTIVE |
| KIKertz Ironworks INC | Saint Louis | — | ◐ LIKELY ACTIVE |
| APAmerican Plating Company | St Louis | — | ◇ UNVERIFIED |
| BTBodycote Thermal Processing | Saint Louis | — | ◇ UNVERIFIED |
| CCClean City Squares INC | Saint Louis | — | ◇ UNVERIFIED |
| CICourion Industries | Saint Louis | — | ◇ UNVERIFIED |
| CBCrown Beverage Packaging | Saint Louis | — | ◇ UNVERIFIED |
| DDrumtech | Saint Louis | — | ◇ UNVERIFIED |
| FSFour Star Finishing CO INC | Saint Louis | — | ◇ UNVERIFIED |
| FSFour Star Finishing CO Inc-four Star Finishing CO INC | St. Louis | — | ◇ UNVERIFIED |
| HAHomer A. Doerr & Sons Plating Company | St. Louis | — | ◇ UNVERIFIED |
| HRH & R Plating Co-h & R Plating CO | St. Louis | — | ◇ UNVERIFIED |
| JSJ S Alberici Construction | St. Louis | — | ◇ UNVERIFIED |
| KMKeller Mfg-keller Mfg | St. Louis | — | ◇ UNVERIFIED |
| MTMarquette Tool & Die | St. Louis | — | ◇ UNVERIFIED |
| MSMerit Specialities-merit Specialities | St. Louis | — | ◇ UNVERIFIED |
| MRMetal Recovery Sys INC | Saint Louis | — | ◇ UNVERIFIED |