Deep South Fire Trucks, INC | Seminary | MS | Machinery Manufacturing333924 | — | ◐ LIKELY ACTIVE |
| HCHsi Corporation | Bay Springs | MS | Machinery Manufacturing333995 | 20-99 | ◐ LIKELY ACTIVE |
| MPMtd Products | Verona | MS | Fabricated Metal Product Manufacturing332999 | 500+ | ◐ LIKELY ACTIVE |
| SIStringer Industries INC | Tylertown | MS | Machinery Manufacturing333243 | 20-99 | ◐ LIKELY ACTIVE |
| TKThermo Kool, Mid South Ind | Laurel | MS | Fabricated Metal Product Manufacturing332322 | 100-499 | ◐ LIKELY ACTIVE |
| WIWarren INC | Collins | MS | Machinery Manufacturing333999 | 100-499 | ◐ LIKELY ACTIVE |
| CMChrisman Manufacturing, INC. | Long Beach | MS | Machinery Manufacturing333924 | 20-99 | ◐ LIKELY ACTIVE |
| ECEssmueller CO | Laurel | MS | Machinery Manufacturing333922 | 100-499 | ◐ LIKELY ACTIVE |
| TSTriton Systems of Deleware | Long Beach | MS | Machinery Manufacturing333311 | 20-99 | ◐ LIKELY ACTIVE |
| WMWicker Machine Company | Hollandale | MS | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| CICaterpillar INC | Corinth | MS | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| CRCaterpillar Remanufactured Products Group | Booneville | MS | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| FTFmc Technologies, INC | Tupelo | MS | Machinery Manufacturing333922 | — | ◐ LIKELY ACTIVE |
Modine Grenada Llc, Ccp and Lal Facilities | Grenada | MS | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
| PEPaccar Engine Company | Columbus | MS | Machinery Manufacturing333618 | 500+ | ◐ LIKELY ACTIVE |
| PCPierce Construction & Maintenance | Petal | MS | Machinery Manufacturing333243 | 20-99 | ◐ LIKELY ACTIVE |
| RHRite Hite Product Corporation | Horn Lake | MS | Fabricated Metal Product Manufacturing332439 | 100-499 | ◐ LIKELY ACTIVE |
| SIStandard Industrial Corp. | Clarksdale | MS | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| TCTecumseh Compressor Company | Verona | MS | Machinery Manufacturing333415 | 100-499 | ◐ LIKELY ACTIVE |
| TTTombigbee Tooling Inc | Mantachie | MS | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
Triner Scale & Manufacturing Co., INC | Olive Branch | MS | Machinery Manufacturing333998 | 1-19 | ◐ LIKELY ACTIVE |
| DEDiscovery Energy Llc, Engine Plant Number 1 | Hattiesburg | MS | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| FSFairbanks Scales INC | Meridian | MS | Machinery Manufacturing333997 | — | ◐ LIKELY ACTIVE |
| JCJohnson Controls-york | Hattiesburg | MS | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
Milwaukee Electric Tool Corporation | Jackson | MS | Machinery Manufacturing333991 | — | ◐ LIKELY ACTIVE |
| VHVt Halter Marine, Pascagoula Operations | Pascagoula | MS | Machinery Manufacturing333132 | — | ◐ LIKELY ACTIVE |
Agup Equipment CO | Yazoo City | MS | Machinery Manufacturing333112 | — | ◐ LIKELY ACTIVE |
| EPElectrolux Professional Group | Vicksburg | MS | Machinery Manufacturing333415 | 100-499 | ◐ LIKELY ACTIVE |
| KCKbh CORP | Clarksdale | MS | Fabricated Metal Product Manufacturing332999 | 100-499 | ◐ LIKELY ACTIVE |
| MTMagnolia Tool & Manufacturing Company, INC. | Ridgeland | MS | Machinery Manufacturing333515 | 1-19 | ◐ LIKELY ACTIVE |
| CRCaterpillar Remanufacturing - Large Engine Facility | Corinth | MS | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| DIDevelopmental Industries INC | Corinth | MS | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| EAEaton Aerospace, LLC | Jackson | MS | Machinery Manufacturing333914 | — | ◐ LIKELY ACTIVE |
| ESEcoWater Systems LLC - Ripley, MS | Ripley | MS | Machinery Manufacturing333318 | 100-499 | ◐ LIKELY ACTIVE |
| HCHol-Mac Corporation Plant 2 | Bay Springs | MS | Machinery Manufacturing333995 | 100-499 | ◐ LIKELY ACTIVE |
| HEHunter Engineering Company Raymond Plant | Raymond | MS | Fabricated Metal Product Manufacturing332999 | 500+ | ◐ LIKELY ACTIVE |
| KEKennedy Engine CO INC | Biloxi | MS | Machinery Manufacturing333618 | 1-19 | ◐ LIKELY ACTIVE |
| MBMaster Bilt Products | New Albany | MS | Machinery Manufacturing333415 | 100-499 | ◐ LIKELY ACTIVE |
| MCMtd Consumer Group INC. | Verona | MS | Machinery Manufacturing333112 | 500+ | ◐ LIKELY ACTIVE |
| SMSyntron Material Handling | Saltillo | MS | Machinery Manufacturing333131 | 100-499 | ◐ LIKELY ACTIVE |
| TLTaylor Logistics | Louisville | MS | Machinery Manufacturing333924 | — | ◐ LIKELY ACTIVE |
| CAC and W Custom Trailers | Golden | MS | Machinery Manufacturing333924 | — | ◐ LIKELY ACTIVE |
Carrier Process Equipment Group INC | Mathiston | MS | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
| CICaterpillar Inc, Large Engine Facility (lef) | Corinth | MS | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| KEKohler Engines Plant #2 | Hattiesburg | MS | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| PHParker Hannifin CORP Automotive Connectors Div. | Batesville | MS | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |
Power Dynamics Innovations, LLC. | Stennis Space Center | MS | Machinery Manufacturing333132 | — | ◐ LIKELY ACTIVE |
Taylor Machine Works Inc, Plant Number 2 | Louisville | MS | Machinery Manufacturing333924 | — | ◐ LIKELY ACTIVE |
Taylor Machine Works Inc, Plant Number 3 | Louisville | MS | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| TPTecumseh Products Company, Tupelo Division | Verona | MS | Machinery Manufacturing333415 | — | ◐ LIKELY ACTIVE |