| RSRainbow Spring Water, Inc. | Pascagoula | MS | Beverage and Tobacco Product Manufacturing312112 | 1-19 | ◐ LIKELY ACTIVE |
| SCSaint Catherine Ready Mix Concrete Company INC | Natchez | MS | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| SCSouth Central Polymers, INC. | Booneville | MS | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| SPSummit Plastics, INC | Summit | MS | Plastics and Rubber Products Manufacturing326113 | 100-499 | ◐ LIKELY ACTIVE |
| ACAmerican Crescent Elevator Manufacturing | Picayune | MS | Machinery Manufacturing333921 | 20-99 | ◇ UNVERIFIED |
| BFBassco Foam Incorporated | Tupelo | MS | Plastics and Rubber Products Manufacturing326150 | 1-19 | ◇ UNVERIFIED |
| BFBest Foam INC | Sherman | MS | Plastics and Rubber Products Manufacturing326140 | 20-99 | ◇ UNVERIFIED |
| BTBrimmer Turan Foundry and Machine Shop | Gulfport | MS | Primary Metal Manufacturing331524 | 1-19 | ◇ UNVERIFIED |
| CMCold Mix Inc, Wren Facility | Nettleton | MS | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◇ UNVERIFIED |
| FIFernwood Industries | Mccomb | MS | Wood Product Manufacturing321114 | 1-19 | ◇ UNVERIFIED |
| FPFoam Packaging INC | Vicksburg | MS | Chemical Manufacturing325211 | 100-499 | ◇ UNVERIFIED |
| HPHunt Process Corporation Southern | Ridgeland | MS | Chemical Manufacturing325510 | 1-19 | ◇ UNVERIFIED |
| ISIndustrial Steel Corporation | Pearl | MS | Fabricated Metal Product Manufacturing332312 | 1-19 | ◇ UNVERIFIED |
| JPJackson Precast INC | Jackson | MS | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◇ UNVERIFIED |
| JTJ T Shannon Lumber Company | Horn Lake | MS | Wood Product Manufacturing321113 | 20-99 | ◇ UNVERIFIED |
| KPKoestler Pallet Sales INC | Edwards | MS | Wood Product Manufacturing321920 | 20-99 | ◇ UNVERIFIED |
| MLMac LLC | Bay St. Louis | MS | Fabricated Metal Product Manufacturing332992 | 20-99 | ◇ UNVERIFIED |
| MLMaple Land and Timber LLC | Baldwyn | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| MCMarion County Timber, INC. | Foxworth | MS | Machinery Manufacturing333210 | 1-19 | ◇ UNVERIFIED |
| MMMccain Meat Processing LLC | Sandy Hook | MS | Food Manufacturing311611 | 1-19 | ◇ UNVERIFIED |
| MCMeucci Cues LLC | Byhalia | MS | Miscellaneous Manufacturing339920 | — | ◇ UNVERIFIED |
| MRMilligan Ready Mix | Iuka | MS | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| PSPascagoula Sheet Metal Works INC | Pascagoula | MS | Fabricated Metal Product Manufacturing332322 | 1-19 | ◇ UNVERIFIED |
| PPPlant Process Support INC | Burnsville | MS | Machinery Manufacturing333618 | 1-19 | ◇ UNVERIFIED |
| PHPrecision Heat Treating Corporation | Jackson | MS | Fabricated Metal Product Manufacturing332811 | 1-19 | ◇ UNVERIFIED |
| RFRobertson Fabrication, INC | Greenwood | MS | Fabricated Metal Product Manufacturing332313 | 1-19 | ◇ UNVERIFIED |
| SASeymour and Sons Seafood INC | Diberville | MS | Food Manufacturing311712 | 1-19 | ◇ UNVERIFIED |
| SMSmiths Machine and Welding Company INC | Brookhaven | MS | Fabricated Metal Product Manufacturing332710 | 20-99 | ◇ UNVERIFIED |
| SMSouthern Metals Company of Mississippi INC | Laurel | MS | Fabricated Metal Product Manufacturing332116 | 1-19 | ◇ UNVERIFIED |
| SRSouthern Ready Mix , Lucedale Plant | Lucedale | MS | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| SRSouthwest Ready Mix Concrete INC | Summit | MS | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| SMSullivan Metals INC | Holly Springs | MS | Primary Metal Manufacturing331524 | 1-19 | ◇ UNVERIFIED |
| TCTri County Ready Mix | Stringer | MS | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| TCTrilogy Communications INC. | Jackson | MS | Electrical Equipment, Appliance & Component Manufacturing335929 | 20-99 | ◇ UNVERIFIED |
| THTusk Hardwood, LLC | Yazoo | MS | Wood Product Manufacturing321912 | — | ◇ UNVERIFIED |
| ARAkers Railroad Holdings, Llc, Chipper Yard | Amory | MS | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| ATAl Tom Forest Products INC | Richton | MS | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| ADAluminum Dynamics - Columbus | Columbus | MS | Primary Metal Manufacturing331313 | 500+ | ◐ LIKELY ACTIVE |
| AFAmick Farms, LLC MS Processing Plant | Laurel | MS | Food Manufacturing311119 | 500+ | ◐ LIKELY ACTIVE |
| ASAndrew Shirk Dba East Mississippi Concrete | Macon | MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| AMApac Mississippi Inc, Cloverhill Mine | Natchez | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| AMApac Mississippi Inc, Vicksburg Rifle Range Road | Vicksburg | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| AMApac Mississippi Inc, Yazoo City Asphalt | Yazoo City | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| AWArc-up Welding, INC | Vicksburg | MS | Primary Metal Manufacturing331210 | 1-19 | ◐ LIKELY ACTIVE |
| AMAutomated Machine Products, LLC | Corinth | MS | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| BAB and B Concrete Company | Holly Springs | MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| BAB and B Concrete Company Inc, Pontotoc Division | Pontotoc | MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| BFBarge Forest Products Company | Macon | MS | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| BIBastech INC | Natchez | MS | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| BMBatesville Manufacturing Inc, Vicksburg | Vicksburg | MS | Miscellaneous Manufacturing339995 | — | ◐ LIKELY ACTIVE |