| MJM & J Steel, LLC | Trussville | AL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MCMueller CO | Albertville | AL | Primary Metal Manufacturing331511 | 500+ | ◐ LIKELY ACTIVE |
| MIMultimetco INC | Anniston | AL | Primary Metal Manufacturing331314 | 20-99 | ◐ LIKELY ACTIVE |
| NTNektar Therapeutics | Huntsville | AL | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
| NINibrock, INC. | Chunchula | AL | Fabricated Metal Product Manufacturing332212 | 20-99 | ◐ LIKELY ACTIVE |
Norshield Security Products, LLC | Montgomery | AL | Fabricated Metal Product Manufacturing332321 | 20-99 | ◐ LIKELY ACTIVE |
| NCNtn-bower CORP | Hamilton | AL | Fabricated Metal Product Manufacturing332991 | 100-499 | ◐ LIKELY ACTIVE |
| NCNucor Corporation Vulcraft Division | Fort Payne | AL | Fabricated Metal Product Manufacturing332311 | 100-499 | ◐ LIKELY ACTIVE |
| NTNucor Tubular Products INC | Decatur | AL | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| OBOx Bodies INC | Fayette | AL | Transportation Equipment Manufacturing336211 | 100-499 | ◐ LIKELY ACTIVE |
Pilgrim's Pride - Guntersville Processing Plant | Guntersville | AL | Food Manufacturing311119 | 500+ | ◐ LIKELY ACTIVE |
| PCPlasman CORP LLC | Fort Payne | AL | Transportation Equipment Manufacturing336390 | 100-499 | ◐ LIKELY ACTIVE |
| PAProduction Automation Inc. | Montgomery | AL | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| PMProvidential Metals | Ashville | AL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| QMQualico Miscellaneous INC | Montgomery | AL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| QFQuality Fab INC | Ariton | AL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| RSRed Star Yeast Company, LLC | Headland | AL | Food Manufacturing311991 | 20-99 | ◐ LIKELY ACTIVE |
| RSRefractory Sales and Service CO. INC. | Bessemer | AL | Nonmetallic Mineral Product Manufacturing327120 | 20-99 | ◐ LIKELY ACTIVE |
| RLRex Lumber, LLC | Troy | AL | Wood Product Manufacturing321113 | 100-499 | ◐ LIKELY ACTIVE |
| RIRolls, INC. | Leighton | AL | Plastics and Rubber Products Manufacturing326291 | 20-99 | ◐ LIKELY ACTIVE |
| RCRoyal Cup, Incorporated | Birmingham | AL | Food Manufacturing311920 | 500+ | ◐ LIKELY ACTIVE |
| RLRuscorr LLC | Cullman | AL | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| SMService Machine | Dothan | AL | Fabricated Metal Product Manufacturing332312 | 1-19 | ◐ LIKELY ACTIVE |
| SCSessions Company, INC. | Enterprise | AL | Food Manufacturing311224 | 20-99 | ◐ LIKELY ACTIVE |
| SAShwinco Architectural Products LLC | Dothan | AL | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| SBSign Builders, INC. | Birmingham | AL | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| SASmp Automotive Systems Ala | Cottondale | AL | Plastics and Rubber Products Manufacturing326121 | 500+ | ◐ LIKELY ACTIVE |
| SCSouthern Classic Food Group, LLC | Brundidge | AL | Food Manufacturing311941 | 1-19 | ◐ LIKELY ACTIVE |
| SCSteris Corporation | Montgomery | AL | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| SPSterling Packaging, LLC | Monroeville | AL | Paper Manufacturing322212 | 20-99 | ◐ LIKELY ACTIVE |
| SMSteward Machine CO INC | Birmingham | AL | Fabricated Metal Product Manufacturing332312 | 100-499 | ◐ LIKELY ACTIVE |
| SLSwift Lumber INC | Atmore | AL | Wood Product Manufacturing321113 | 100-499 | ◐ LIKELY ACTIVE |
| TPTalladega Pattern & Aluminum Works INC | Talladega | AL | Primary Metal Manufacturing331524 | 20-99 | ◐ LIKELY ACTIVE |
| TATarkett Alabama INC | Florence | AL | Plastics and Rubber Products Manufacturing326130 | 100-499 | ◐ LIKELY ACTIVE |
| TITekpak, INC. | Marion | AL | Food Manufacturing311999 | 20-99 | ◐ LIKELY ACTIVE |
| TATennessee Aluminum Processors INC | Gadsden | AL | Primary Metal Manufacturing331314 | 20-99 | ◐ LIKELY ACTIVE |
| TCThacker Casket Manufacturing INC | Florence | AL | Miscellaneous Manufacturing339995 | 100-499 | ◐ LIKELY ACTIVE |
| TIThermalex, INC | Montgomery | AL | Primary Metal Manufacturing331316 | 100-499 | ◐ LIKELY ACTIVE |
| TMTiffin Motorhomes INC. | Red Bay | AL | Transportation Equipment Manufacturing336213 | 500+ | ◐ LIKELY ACTIVE |
| TCTitan Coatings, INC. | Bessemer | AL | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |
| TWTrailer World INC. | Ozark | AL | Fabricated Metal Product Manufacturing332999 | 100-499 | ◐ LIKELY ACTIVE |
| TPTriad Packaging, Inc. | Athens | AL | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| TSTri-fab Steel INC | Birmingham | AL | Fabricated Metal Product Manufacturing332111 | 20-99 | ◐ LIKELY ACTIVE |
| TRT R Miller Mill Company, Inc. | Brewton | AL | Wood Product Manufacturing321113 | 100-499 | ◐ LIKELY ACTIVE |
| TWTrocon Wear Solutions, LLC | Irondale | AL | Fabricated Metal Product Manufacturing332313 | 100-499 | ◐ LIKELY ACTIVE |
| TMTru-line Manufacturing Company | Decatur | AL | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |
| TMTurner Medical, INC. | Athens | AL | Miscellaneous Manufacturing339112 | 100-499 | ◐ LIKELY ACTIVE |
| TTTwitchell Technical Products, LLC | Dothan | AL | Textile Mills313210 | 100-499 | ◐ LIKELY ACTIVE |
| TUTyler Union | Anniston | AL | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| TUTyler Union - Oxford LLC | Anniston | AL | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |