| KFKupferle Foundry Company | Saint Louis | MO | Primary Metal Manufacturing331221 | — | ◇ UNVERIFIED |
| LBLa Bonne Bouchee De Saint Louis, INC. | Saint Louis | MO | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| LILandshire, INC. | Saint Louis | MO | Food Manufacturing311991 | — | ◇ UNVERIFIED |
| LPLippmann Printing & Graphics | Saint Louis | MO | Paper Manufacturing322122 | — | ◇ UNVERIFIED |
| LALSC Acquisition, LLC | Saint Louis | MO | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| LPLucia's Pizza | Saint Louis | MO | Food Manufacturing311813 | — | ◇ UNVERIFIED |
| LTLunar Tool LLC | Saint Louis | MO | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| MCMaestro Contracting LLC | Saint Louis | MO | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| MPMallinckrodt Pharmaceuticals, INC. | Saint Louis | MO | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| MIManmark, INC. | Saint Louis | MO | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| MSMcarthur's Systems INC | Saint Louis | MO | Food Manufacturing311821 | — | ◇ UNVERIFIED |
| MPMcauley Printing Company | Saint Louis | MO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| MFMetal Fabricators of St Louis | Saint Louis | MO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| MBMissouri Baking Company | Saint Louis | MO | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| MPMissouri Petroleum Products Company | Saint Louis | MO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| MHMorrow Holdings Inc. | Saint Louis | MO | Leather and Allied Product Manufacturing316998 | — | ◇ UNVERIFIED |
| MLMotaste LLC | Saint Louis | MO | Food Manufacturing311999 | — | ◇ UNVERIFIED |
| MIMueller Industries, L.L.C. | Saint Louis | MO | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| MPMurray Print Shop | Saint Louis | MO | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| MAMylk and Hummus LLC | Saint Louis | MO | Food Manufacturing311991 | — | ◇ UNVERIFIED |
| NPNational Park Service | Saint Louis | MO | Electrical Equipment, Appliance & Component Manufacturing335999 | — | ◇ UNVERIFIED |
| NPNational Plastics, INC. | Saint Louis | MO | Machinery Manufacturing333249 | — | ◇ UNVERIFIED |
| NBNature's Bakery, LLC | Saint Louis | MO | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| NPNestle Purina Petcare Company | Saint Louis | MO | Food Manufacturing311111 | — | ◇ UNVERIFIED |
| NSN-k Scratch Pads, INC. | Saint Louis | MO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| NCNooter Corporation | Saint Louis | MO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| NVNorwalk Vault CO. of Missouri INC. | Saint Louis | MO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NBNothing Bundt Cakes Fairview Heights | Saint Louis | MO | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| NCNutri-Chef Company | Saint Louis | MO | Food Manufacturing311991 | — | ◇ UNVERIFIED |
| OTOmega Tool CO | Saint Louis | MO | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| OSOne Stop Steel | Saint Louis | MO | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| ORO. R. Pechman CO | Saint Louis | MO | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| PCPackaging Concepts INC. | Saint Louis | MO | Paper Manufacturing322222 | — | ◇ UNVERIFIED |
| PLPanera, LLC | Saint Louis | MO | Food Manufacturing311822 | — | ◇ UNVERIFIED |
| PPPittsburgh Pipe & Supply Corporation | Saint Louis | MO | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| PPPJE Printing, Inc | Saint Louis | MO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| PCPony CORP. | Saint Louis | MO | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| PSPremier Signs, Inc | Saint Louis | MO | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| PMPrintPro MO, LLC | Saint Louis | MO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| PPropak | Saint Louis | MO | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| PVPure Vibes, LLC | Saint Louis | MO | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| RIRavensberg, INC. | Saint Louis | MO | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| RSRaw Sheet Metal, LLC. | Saint Louis | MO | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| RSRebar Specialist INC. | Saint Louis | MO | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| RMRegal Midwest Enterprises, LLC | Saint Louis | MO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| RSRemixed Stl LLC | Saint Louis | MO | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| RSRemixed Stl LLC | Saint Louis | MO | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| RCResponsible Container, LLC | Saint Louis | MO | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| RBRichards Brick Company | Saint Louis | MO | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| RRRiley Ready Mix & Materials, INC. | Saint Louis | MO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
