| 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 |
| 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 |
| 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 |
| 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 |
| PPPittsburgh Pipe & Supply Corporation | Saint Louis | MO | Primary Metal Manufacturing331210 | — | ◇ 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 |
 Sanofi-aventis U.s. LLC. | Saint Louis | MO | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| SBSavi Building, LLC | Saint Louis | MO | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| SMSchaffner Machine Company | Saint Louis | MO | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| SSchnucks | Saint Louis | MO | Food Manufacturing311812 | — | ◇ UNVERIFIED |
| SBSchwartz Brothers Printing LLC | Saint Louis | MO | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| SHSerendipity Homemade Ice Cream LLC | Saint Louis | MO | Food Manufacturing311520 | — | ◇ UNVERIFIED |
| SSService Stars | Saint Louis | MO | Machinery Manufacturing333312 | — | ◇ UNVERIFIED |
| SMShapiro Metal Supply Company | Saint Louis | MO | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| SIShelton Industrial Pattern INC. | Saint Louis | MO | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| SPSherman Products Company | Saint Louis | MO | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| SCSignature Craft, LLC | Saint Louis | MO | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| SJS J Lapp Printers INC. | Saint Louis | MO | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| SLSkf Lincoln Industrial | Saint Louis | MO | Machinery Manufacturing333914 | — | ◇ UNVERIFIED |
| SPSoha Partners, LLC | Saint Louis | MO | Food Manufacturing311520 | — | ◇ UNVERIFIED |
| SISo iLL Holdings LLC | Saint Louis | MO | Miscellaneous Manufacturing339920 | — | ◇ UNVERIFIED |
| SSovema | Saint Louis | MO | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
