| EPElectrolux Professional Group | Vicksburg | 100–499 | ◐ LIKELY ACTIVE |
| KCKbh CORP | Clarksdale | 100–499 | ◐ LIKELY ACTIVE |
| MTMagnolia Tool & Manufacturing Company, INC. | Ridgeland | 1–19 | ◐ LIKELY ACTIVE |
| ACAmerican Crescent Elevator Manufacturing | Picayune | 20–99 | ◇ UNVERIFIED |
| MCMarion County Timber, INC. | Foxworth | 1–19 | ◇ UNVERIFIED |
| PPPlant Process Support INC | Burnsville | 1–19 | ◇ UNVERIFIED |
| CRCaterpillar Remanufacturing - Large Engine Facility | Corinth | — | ◐ LIKELY ACTIVE |
| DIDevelopmental Industries INC | Corinth | 20–99 | ◐ LIKELY ACTIVE |
| EAEaton Aerospace, LLC | Jackson | — | ◐ LIKELY ACTIVE |
| ESEcoWater Systems LLC - Ripley, MS | Ripley | 100–499 | ◐ LIKELY ACTIVE |
| HCHol-Mac Corporation Plant 2 | Bay Springs | 100–499 | ◐ LIKELY ACTIVE |
| HEHunter Engineering Company Raymond Plant | Raymond | 500+ | ◐ LIKELY ACTIVE |
| KEKennedy Engine CO INC | Biloxi | 1–19 | ◐ LIKELY ACTIVE |
| MBMaster Bilt Products | New Albany | 100–499 | ◐ LIKELY ACTIVE |
| MCMtd Consumer Group INC. | Verona | 500+ | ◐ LIKELY ACTIVE |
| SMSyntron Material Handling | Saltillo | 100–499 | ◐ LIKELY ACTIVE |
| TLTaylor Logistics | Louisville | — | ◐ LIKELY ACTIVE |
| CAC and W Custom Trailers | Golden | — | ◐ LIKELY ACTIVE |
Carrier Process Equipment Group INC | Mathiston | — | ◐ LIKELY ACTIVE |
| CICaterpillar Inc, Large Engine Facility (lef) | Corinth | — | ◐ LIKELY ACTIVE |
| KEKohler Engines Plant #2 | Hattiesburg | — | ◐ LIKELY ACTIVE |
| PHParker Hannifin CORP Automotive Connectors Div. | Batesville | — | ◐ LIKELY ACTIVE |
Power Dynamics Innovations, LLC. | Stennis Space Center | — | ◐ LIKELY ACTIVE |
Taylor Machine Works Inc, Plant Number 2 | Louisville | — | ◐ LIKELY ACTIVE |
Taylor Machine Works Inc, Plant Number 3 | Louisville | — | ◐ LIKELY ACTIVE |
| TPTecumseh Products Company, Tupelo Division | Verona | — | ◐ LIKELY ACTIVE |
| TMTopline Manufacturing Company INC | Tremont | — | ◐ LIKELY ACTIVE |
| UBUnified Brands | Vicksburg | — | ◐ LIKELY ACTIVE |
| XIXylem INC | Southaven | — | ◐ LIKELY ACTIVE |
| BEBest Equipment Technologies INC | Poplarville | — | ◇ UNVERIFIED |
| BBBig Bee Metal Manufacturing Company INC | Tremont | — | ◇ UNVERIFIED |
| DEDiscovery Energy Llc, Engine Plant Number 2 | Hattiesburg | — | ◇ UNVERIFIED |
| FAFaurecia Automotive Seating Canada LTD | Cleveland | — | ◇ UNVERIFIED |
| FOFerson Optics INC. | Ocean Springs | — | ◇ UNVERIFIED |
| GEGravel Equipment and Supply Company INC | Amory | — | ◇ UNVERIFIED |
| MMMaxim Manufacturing Corporation | Sebastopol | — | ◇ UNVERIFIED |
| MCMct Custom Truck Bodies INC | Hernando | — | ◇ UNVERIFIED |
| MMMetso Minerals Ind, Stephens Adamson | Clarksdale | — | ◇ UNVERIFIED |
Modine Manufacturing Grenada Lal | Grenada | — | ◇ UNVERIFIED |
| PHParker Hannifin Corporation, Racor Division | Holly Springs | — | ◇ UNVERIFIED |
| PEPeavey Electronics Corporation, Plant Number 5 | Meridian | — | ◇ UNVERIFIED |
| SISignal International LLC | Pascagoula | — | ◇ UNVERIFIED |
| SFSouthern Fasteners Company | Greenville | — | ◇ UNVERIFIED |
| SSSudden Services, Remanufacturing Center | Carthage | — | ◇ UNVERIFIED |
| TGTaylor Group Inc, Ackerman | Ackerman | — | ◇ UNVERIFIED |
| TMTaylor Machine Works, Philadelphia Operations | Philadelphia | — | ◇ UNVERIFIED |
| TTTupelo Tool and Die INC | Tupelo | — | ◇ UNVERIFIED |
| YPYazoo Power Equipment LLC | Jackson | — | ◇ UNVERIFIED |
| AIAtlas-SSI, Inc. - Monticello | Monticello | 20–99 | ◐ LIKELY ACTIVE |
Crane 1 Services - Jackson | Brandon | 1–19 | ◐ LIKELY ACTIVE |