| TLThermos LLC | Batesville | MS | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| TSThe Scotts CO | Pearl | MS | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| TFThomasville Furniture Industries INC | Fayette | MS | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| TWThompsons Welding and Machine Works | Philadelphia | MS | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| TIThonet Industries Division of Falcon Companies | Canton | MS | Furniture and Related Product Manufacturing337127 | — | ◇ UNVERIFIED |
| TRTier Rack Corporation, Como Plant | Como | MS | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| TCTimber Craft INC | New Albany | MS | Wood Product Manufacturing321912 | — | ◇ UNVERIFIED |
| TFTimberland Forest Products INC | Leakesville | MS | Wood Product Manufacturing321912 | — | ◇ UNVERIFIED |
| TPTimber Producers Durant Sawmill Division, LLC | Durant | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| TCTindall Corporation, Moss Point Ready Mix | Moss Point | MS | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| TTTitan Tire Corporation of Natchez | Natchez | MS | Plastics and Rubber Products Manufacturing326211 | — | ◇ UNVERIFIED |
| TKT K Stanley INC | Waynesboro | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| TLTombigbee Lumber Company INC | Fulton | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| TCTri County Ready Mix Inc, Stringer Plant | Stringer | MS | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCTri C Wood Products Inc, Wood Plus Plant | Union | MS | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| TSTri State Pole and Piling INC | Lucedale | MS | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| TATriton Aluminum Boats | Aberdeen | MS | Transportation Equipment Manufacturing336612 | — | ◇ UNVERIFIED |
| TFTupelo Foam Sales | Belden | MS | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
| TMTupelo Manufacturing Company | Tupelo | MS | Furniture and Related Product Manufacturing337121 | — | ◇ UNVERIFIED |
| TTTupelo Tool and Die INC | Tupelo | MS | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| TRTwin Rivers Paper Company LLC | Pickens | MS | Paper Manufacturing322121 | — | ◇ UNVERIFIED |
| TFTyson Foods, Forest Complex Processing | Forest | MS | Food Manufacturing311615 | — | ◇ UNVERIFIED |
| UIUniek, INC. | Greenwood | MS | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| UGUnited Gilsonite Laboratories | Jackson | MS | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| USU S Electrical Motors | Philadelphia | MS | Electrical Equipment, Appliance & Component Manufacturing335312 | — | ◇ UNVERIFIED |
| URUS Rubber Reclaiming | Vicksburg | MS | Plastics and Rubber Products Manufacturing326299 | — | ◇ UNVERIFIED |
| UOUtility Optimization Group LLC | Pascagoula | MS | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| VRValspar Refinish | Picayune | MS | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| VRVanleigh Rv, INC. | Burnsville | MS | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| VCVicksburg Chemical CO | Vicksburg | MS | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| VPVicksburg Petroleum Products LLC | Vicksburg | MS | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| VHVt Halter Marine, Hmp Operations | Moss Point | MS | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| VHVt Halter Marine, Mpm Operations | Escatawpa | MS | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| WIWarmkraft INC | Stonewall | MS | Textile Mills313111 | — | ◇ UNVERIFIED |
| WPWarren Paving INC | Hattiesburg | MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| WPWarren Paving Inc, Gulfport Plant | Gulfport | MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| WPWarren Paving Inc, Moss Point Plant | Moss Point | MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| WMWastequip Manufacturing Company, Dba May Fab | Brookhaven | MS | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| WMWastequip Manufacturing Company LLC | Brookhaven | MS | Fabricated Metal Product Manufacturing332439 | — | ◇ UNVERIFIED |
| WVWater Valley Poultry LLC | Water Valley | MS | Food Manufacturing311615 | — | ◇ UNVERIFIED |
| WWWater Way INC | Iuka | MS | Plastics and Rubber Products Manufacturing326191 | — | ◇ UNVERIFIED |
| WCW C M INC | Louisville | MS | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| WEW E Blain and Sons Inc, Monticello Plant | Monticello | MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| WEW E Blain and Sons Inc, Mount Olive | Mount Olive | MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| WEW E Blain and Sons Inc, Sunny Mcdonald Industrial Park Asphalt Plant | Byram | MS | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| WCWells Cabinet Works INC | Philadelphia | MS | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| WCWestrock Cp, LLC | Olive Branch | MS | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| WCWeyerhaeuser Company, Offsite Disposal Area | Philadelphia | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| WNWeyerhaeuser Nr Company, Wood Waste Disposal Facility | Bruce | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| WCWhitehead Construction Asphalt Plant | Pascagoula | MS | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
