| AMApac Mississippi Inc, Meter Road | Jackson | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| CMChevron Mm Pascagoula | Pascagoula | MS | Petroleum and Coal Products Manufacturing324110 | — | ◐ LIKELY ACTIVE |
| HSHunt Sandersville Refinery | Sandersville | MS | Petroleum and Coal Products Manufacturing324110 | — | ◐ LIKELY ACTIVE |
| SISoprema INC | Gulfport | MS | Petroleum and Coal Products Manufacturing324122 | 20-99 | ◐ LIKELY ACTIVE |
| VRVicksburg Refinery | Vicksburg | MS | Petroleum and Coal Products Manufacturing324110 | — | ◐ LIKELY ACTIVE |
| RCRain Cii Carbon LLC | Purvis | MS | Petroleum and Coal Products Manufacturing324199 | — | ◐ LIKELY ACTIVE |
| AMApac Mississippi Inc, Cloverhill Mine | Natchez | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| AMApac Mississippi Inc, Vicksburg Rifle Range Road | Vicksburg | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| AMApac Mississippi Inc, Yazoo City Asphalt | Yazoo City | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| HSHunt Southland Lumberton Refinery | Lumberton | MS | Petroleum and Coal Products Manufacturing324110 | — | ◐ LIKELY ACTIVE |
| LRLehman Roberts Company- Plant 7 | Batesville | MS | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| SASuperior Asphalt INC | Jackson | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| DADickerson and Bowen Inc, Brookhaven Asphalt Plant Number 5 | Brookhaven | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| JJJ J Ferguson, Pretress and Precast Company Greenwood | Greenwood | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| SASuperior Asphalt Inc, Noxubee County Plant Number 2 | Brooksville | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| WPWarren Paving Inc, Moss Point Plant | Moss Point | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| ARAtlas Roofing Corporation (Shingle Plant) | Meridian | MS | Petroleum and Coal Products Manufacturing324122 | 20-99 | ◐ LIKELY ACTIVE |
| BBrookhaven | Brookhaven | MS | Petroleum and Coal Products Manufacturing324121 | 20-99 | ◐ LIKELY ACTIVE |
| CPChevron Pascagoula Refinery | Pascagula | MS | Petroleum and Coal Products Manufacturing324110 | 500+ | ◐ LIKELY ACTIVE |
| EAErgon Asphalt & Emulsions, INC | Flowood | MS | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| HSHunt Southland Refining Company - Sandersville Refinery | Heidelberg | MS | Petroleum and Coal Products Manufacturing324110 | 20-99 | ◐ LIKELY ACTIVE |
| LRLehman Roberts Company- Plant 1 | Kilmichael | MS | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| LRLehman Roberts Company- Plant 11 | Oxford | MS | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| LRLehman Roberts Company- Plant 6 | Hernando | MS | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| LRLehman Roberts- Plant 10 | Byhalia | MS | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| MMcComb | Mccomb | MS | Petroleum and Coal Products Manufacturing324121 | 20-99 | ◐ LIKELY ACTIVE |
| RCRain CII Carbon - Pruvis | Purvis | MS | Petroleum and Coal Products Manufacturing324199 | 1-19 | ◐ LIKELY ACTIVE |
| RLRheogistics LLC | Picayune | MS | Petroleum and Coal Products Manufacturing324199 | 20-99 | ◐ LIKELY ACTIVE |