Fabricated Pipe INC | Fernwood | MS | Fabricated Metal Product Manufacturing332996 | 100-499 | ◐ LIKELY ACTIVE |
| GSGrenada Stamping and Assembly, INC. | Grenada | MS | Fabricated Metal Product Manufacturing332119 | 100-499 | ◐ LIKELY ACTIVE |
Milwaukee Electric Tool CORP | Greenwood | MS | Fabricated Metal Product Manufacturing332213 | — | ◐ LIKELY ACTIVE |
| PHParker Hannifin Corporation - Fluid Control Division | Madison | MS | Fabricated Metal Product Manufacturing332911 | — | ◐ LIKELY ACTIVE |
Primetals Technologies USA LLC | Columbus | MS | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| RHRite Hite Product Corporation | Horn Lake | MS | Fabricated Metal Product Manufacturing332439 | 100-499 | ◐ LIKELY ACTIVE |
| SCSequa Corporation, Dba Precoat Metals | Jackson | MS | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| SWSteel Works, LLC | Jackson | MS | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
Taylor Machine Works INC | Louisville | MS | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| VIValmet INC | Columbus | MS | Fabricated Metal Product Manufacturing332114 | — | ◐ LIKELY ACTIVE |
American Tank & Vessel INC | Lucedale | MS | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| AGAzz Galvanizing Services - Moss Point | Moss Point | MS | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| CCCalvert Company Inc, the | Richland | MS | Fabricated Metal Product Manufacturing332322 | — | ◐ LIKELY ACTIVE |
| CBCrown Beverage Packaging | Batesville | MS | Fabricated Metal Product Manufacturing332431 | — | ◐ LIKELY ACTIVE |
| GRGreat River Industries LLC | Natchez | MS | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| HDHunter Douglas Inc, Tupelo Center | Shannon | MS | Fabricated Metal Product Manufacturing332510 | — | ◐ LIKELY ACTIVE |
| IEItt Engineered Valves | Amory | MS | Fabricated Metal Product Manufacturing332911 | — | ◐ LIKELY ACTIVE |
| KMKloeckner Metals Corporation | Louisville | MS | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| MOMonotech of Mississippi | Iuka | MS | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| MCMueller Copper Fittings CO INC | Fulton | MS | Fabricated Metal Product Manufacturing332913 | — | ◐ LIKELY ACTIVE |
| PPPaslode Pontotoc | Pontotoc | MS | Fabricated Metal Product Manufacturing332618 | — | ◐ LIKELY ACTIVE |
| QSQuality Steel CORP. | Cleveland | MS | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| RARobine and Welch Machine and Tool Company INC | Laurel | MS | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| SSSamuel Son and Company (usa) INC | Iuka | MS | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| SMSmw Mfg INC | Oxford | MS | Fabricated Metal Product Manufacturing332912 | — | ◐ LIKELY ACTIVE |
| SASouth Atlantic Galvanizing | Shannon | MS | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| ASAttala Steel Industries LLC | Kosciusko | MS | Primary Metal Manufacturing331111 | 1-19 | ◐ LIKELY ACTIVE |
| CIColumbia Industries LLC_Mississippi | Starkville | MS | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| GSGipson Steel, INC. | Meridian | MS | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| JPJackson Plating CO | Jackson | MS | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| KCKbh CORP | Clarksdale | MS | Fabricated Metal Product Manufacturing332999 | 100-499 | ◐ LIKELY ACTIVE |
| PCPlum Creek Environmental Technologies | West Point MS | MS | Fabricated Metal Product Manufacturing332312 | 100-499 | ◐ LIKELY ACTIVE |
| SSSlay Steel INC | Meridian | MS | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MSMississippi Steel Processing, LLC | Columbus | MS | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| PEProcess Engineering Company, INC. | Jackson | MS | Fabricated Metal Product Manufacturing332813 | 1-19 | ◐ LIKELY ACTIVE |
| ISIndustrial Steel Corporation | Pearl | MS | Fabricated Metal Product Manufacturing332312 | 1-19 | ◇ UNVERIFIED |
| MLMac LLC | Bay St. Louis | MS | Fabricated Metal Product Manufacturing332992 | 20-99 | ◇ UNVERIFIED |
| PSPascagoula Sheet Metal Works INC | Pascagoula | MS | Fabricated Metal Product Manufacturing332322 | 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 |
| 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 |
| AMAutomated Machine Products, LLC | Corinth | MS | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| CWComplete Welding Solutions, INC | Lucedale | MS | Fabricated Metal Product Manufacturing332410 | 1-19 | ◐ LIKELY ACTIVE |
| ESEllis Steel Company, Inc. Structural | West Point | MS | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| HEHunter Engineering Company, Durant | Durant | MS | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| HEHunter Engineering Company Raymond Plant | Raymond | MS | Fabricated Metal Product Manufacturing332999 | 500+ | ◐ LIKELY ACTIVE |
| JCJANMP Contech Engineered Solutions LLC | Greenville | MS | Fabricated Metal Product Manufacturing332322 | 1-19 | ◐ LIKELY ACTIVE |
| JMJwh Machining & Fab LLC | Jackson | MS | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| LMLaurel Machine and Foundry, Front Street | Laurel | MS | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |