| NWNewly Weds Foods | Gerald | MO | Food Manufacturing311942 | 20-99 | ◐ LIKELY ACTIVE |
| NNextpage | Kansas City | MO | Printing and Related Support Activities323111 | 100-499 | ◐ LIKELY ACTIVE |
| NMNormandy Machine Co, INC | Troy | MO | Electrical Equipment, Appliance & Component Manufacturing335311 | 20-99 | ◐ LIKELY ACTIVE |
| NBNorthstar Battery CO LLC Plant 1-springfield | Springfield | MO | Electrical Equipment, Appliance & Component Manufacturing335910 | — | ◐ LIKELY ACTIVE |
| NWNucor Wire Products Missouri | Maryville | MO | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| OLOrbseal Llc-richmond | Richmond | MO | Chemical Manufacturing325520 | — | ◐ LIKELY ACTIVE |
| OOOsage Orange Vineyard and Winery | Greencastle | MO | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| OCOzarks Cultured Marble | Springfield | MO | Plastics and Rubber Products Manufacturing326191 | — | ◐ LIKELY ACTIVE |
| PCPaseo Cargill Energy | Kansas City | MO | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| PBPatheon Biologics LLC | St Louis | MO | Chemical Manufacturing325414 | 500+ | ◐ LIKELY ACTIVE |
Paul Mueller-paul Mueller | Springfield | MO | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| PIPermea Inc-div of Air Products and Chemicals | Saint Louis | MO | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| PCPittsburgh Corning | Sedalia | MO | Nonmetallic Mineral Product Manufacturing327211 | — | ◐ LIKELY ACTIVE |
Pittsburgh Pipe & Supply CORP. | Saint Louis | MO | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |
Planet Tool & Gear Inc | O Fallon | MO | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| PIPlaze INC | St Clair | MO | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| PIPlaze, Incorporated | St. Clair | MO | Food Manufacturing311942 | — | ◐ LIKELY ACTIVE |
| PIPlaze, Incorporated | Pacific | MO | Chemical Manufacturing325411 | — | ◐ LIKELY ACTIVE |
| PGPly Gem - Siding Group | Kearney | MO | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| PIPort Industries INC | Palmyra | MO | Machinery Manufacturing333111 | 20-99 | ◐ LIKELY ACTIVE |
| PPPrairie Pride INC | Deerfield | MO | Food Manufacturing311222 | — | ◐ LIKELY ACTIVE |
| PMPrecoat Metals | St. Louis | MO | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| PTPrime Tanning Corp-st Joseph | St. Joseph | MO | Leather and Allied Product Manufacturing316110 | — | ◐ LIKELY ACTIVE |
| PGPrintflex Graphics INC. | Saint Louis | MO | Printing and Related Support Activities323111 | 20-99 | ◐ LIKELY ACTIVE |
| PSProtein Solutions, LLC | Joplin | MO | Food Manufacturing311111 | 100-499 | ◐ LIKELY ACTIVE |
| QPQualico Precision Products LLC | Moberly | MO | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| QPQualico Precision Products LLC | Moberly | MO | Fabricated Metal Product Manufacturing332721 | 20-99 | ◐ LIKELY ACTIVE |
| RNRains Natural Meats | Gallatin | MO | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| RORedneck Outdoor Products | Lamar | MO | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| RLReed Lumber Co., L.l.c. | Potosi | MO | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
| RRReed Rubber Products | Saint Louis | MO | Plastics and Rubber Products Manufacturing326291 | 20-99 | ◐ LIKELY ACTIVE |
| RFRiceland Foods INC - New Madrid | Marston | MO | Food Manufacturing311212 | 20-99 | ◐ LIKELY ACTIVE |
| RMRich Mix Products Inc-rich Mix Products INC | Springfield | MO | Food Manufacturing311942 | — | ◐ LIKELY ACTIVE |
| RCRoto-die Company Inc-howerton Ln | Eureka | MO | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| RURoxell USA INC | Anderson | MO | Machinery Manufacturing333111 | 20-99 | ◐ LIKELY ACTIVE |
| RORoyal Oak Charcoal-mountain View Kilns | Mountain View | MO | Chemical Manufacturing325191 | — | ◐ LIKELY ACTIVE |
| RSRx Systems | Saint Charles | MO | Paper Manufacturing322221 | 100-499 | ◐ LIKELY ACTIVE |
| SISaf-holland INC | Warrenton | MO | Fabricated Metal Product Manufacturing332116 | — | ◐ LIKELY ACTIVE |
| SWSalem Wood Products | Salem | MO | Wood Product Manufacturing321920 | 20-99 | ◐ LIKELY ACTIVE |
| SESchaefer's Electrical Enclosures | Scott City | MO | Fabricated Metal Product Manufacturing332322 | 100-499 | ◐ LIKELY ACTIVE |
| SMSchuylkill Metals Division of Exide CORP | Forest City | MO | Primary Metal Manufacturing331314 | — | ◐ LIKELY ACTIVE |
Schwoeppe Machine & Tool | Marthasville | MO | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| SSSeaman & Schuske Metal Works Company | Saint Joseph | MO | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| SRSemo Ready Mix Inc-cape Girardeau | Jackson | MO | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| SCSfi - Carthage Plant | Carthage | MO | Food Manufacturing311513 | — | ◐ LIKELY ACTIVE |
| SCShamrock Cabinet & Fixture Corp. | Raytown | MO | Furniture and Related Product Manufacturing337110 | 100-499 | ◐ LIKELY ACTIVE |
| SWShelter Works | St. Louis | MO | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| SVSiesco Valley Screw Products | Union | MO | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| SCSika CORP Grandview | Grandview | MO | Chemical Manufacturing325520 | — | ◐ LIKELY ACTIVE |
| STSimply Thick LLC | Saint Louis | MO | Food Manufacturing311999 | — | ◐ LIKELY ACTIVE |