| SFSanderson Farms INC | Summit, MS | Food Manufacturing311615 | 500+ | ● ACTIVE |
 Dixie Packaging, INC. | Summit, MS | Chemical Manufacturing325211 | — | ● ACTIVE |
 Fabricated Pipe INC | Fernwood, MS | Fabricated Metal Product Manufacturing332996 | 100–499 | ◐ LIKELY ACTIVE |
| WNWeyerhaeuser Nr Company, Mccomb Wood Products | Magnolia, MS | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| SFSanderson Farms Inc, Magnolia Feed Facility | Magnolia, MS | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| IPInternational Paper Company, Magnolia Facility | Magnolia, MS | Paper Manufacturing322211 | — | ◐ LIKELY ACTIVE |
| JRJones Ready Mix LLC | Sandy Hook, MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| MMMmc Materials Inc, Mccomb | Mccomb, MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| SRSoutheastern Railway Services | Magnolia, MS | Transportation Equipment Manufacturing336510 | — | ◐ LIKELY ACTIVE |
| SIStringer Industries INC | Tylertown, MS | Machinery Manufacturing333243 | 20–99 | ◐ LIKELY ACTIVE |
| TKTom King & Son Packing Company | Summit, MS | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| APAmerican Printing and Converting Llc, Tylertown Facility | Tylertown, MS | Plastics and Rubber Products Manufacturing326111 | — | ◐ LIKELY ACTIVE |
| CLCroft LLC | Magnolia, MS | Primary Metal Manufacturing331312 | — | ◐ LIKELY ACTIVE |
| DADickerson and Bowen Inc, Mccomb Asphalt Plant | Mccomb, MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| FIFernwood Industries | Mccomb, MS | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| FMFortenberrys Meat Plant | Sandy Hook, MS | Food Manufacturing311611 | — | ◇ UNVERIFIED |
| GPGeorgia Pacific Wood Products Llc, Tylertown Millworks | Tylertown, MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| GAGreat American Wirebound Box Company | Fernwood, MS | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| JLJones Lumber Company INC | Sandy Hook, MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| MLMagnolia Lumber CO | Magnolia, MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Tylertown, MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| PCPike County Ready Mix Concrete | Magnolia, MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SLSeago Lumber Company | Mccomb, MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| SFSouthern Fiberglass INC | Tylertown, MS | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| SFSouthern Film and Bag | Summit, MS | Paper Manufacturing322221 | — | ◇ UNVERIFIED |
| SKSouthern Kustom Furniture | Magnolia, MS | Plastics and Rubber Products Manufacturing326191 | — | ◇ UNVERIFIED |
| SRSouthwest Ready Mix Concrete INC | Summit, MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| WLW L Byrd Lumber Company INC | Fernwood, MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| CTCoastal Tie & Timber CO INC | Tylertown, MS | Wood Product Manufacturing321920 | 20–99 | ◐ LIKELY ACTIVE |
| CLCooper Lumber- McComb | Mccomb, MS | Wood Product Manufacturing321113 | 1–19 | ◐ LIKELY ACTIVE |
| MMcComb | Mccomb, MS | Petroleum and Coal Products Manufacturing324121 | 20–99 | ◐ LIKELY ACTIVE |
| SIStringer Industries, Inc-- welding shop | Tylertown, MS | Machinery Manufacturing333992 | 1–19 | ◐ LIKELY ACTIVE |
| TTylertown | Tylertown, MS | Wood Product Manufacturing321999 | 20–99 | ◐ LIKELY ACTIVE |
| WCWalthall County Cooperative, AAL | Tylertown, MS | Food Manufacturing311119 | 20–99 | ◐ LIKELY ACTIVE |
| CTCostal Tie & Timber Company, INC. | Tylertown, MS | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| CLCroft LLC | Magnolia, MS | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| DADickerson and Bowen Inc, Mccomb Asphalt Plant #2 | Mccomb, MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| IMIndeck Magnolia Llc, Indeck Magnolia Pellet Mill Project | Magnolia, MS | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| PBPike Bioenergy LLC | Magnolia, MS | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| RSRushing Shoe Shop | Tylertown, MS | Apparel Manufacturing315990 | — | ◇ UNVERIFIED |
| SPSummit Plastics, INC | Summit, MS | Plastics and Rubber Products Manufacturing326113 | — | ◇ UNVERIFIED |
| TSThree S Enterprises, INC. | Mccomb, MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
