| RHRiverside Hardwoods, LLC | Fulton | — | ◇ UNVERIFIED |
| RARives and Reynolds Lumber Company Inc, Louisville Sawmill | Louisville | — | ◇ UNVERIFIED |
| RARives and Reynolds Lumber Company, Kosciusko Sawmill | Kosciusko | — | ◇ UNVERIFIED |
| RFRoseburg Forest Products South Lp, Louisville Facility | Louisville | — | ◇ UNVERIFIED |
| RFRoseburg Forest Products South Lp, Oxford Facility | Oxford | — | ◇ UNVERIFIED |
| RFRoss Forest Products, Dixie Pine Road Facility | Hattiesburg | — | ◇ UNVERIFIED |
| SPSanderson Plumbing Products, INC. | Columbus | — | ◇ UNVERIFIED |
| SLSeago Lumber Company | Mccomb | — | ◇ UNVERIFIED |
| SIShowood INC | Ecru | — | ◇ UNVERIFIED |
| SLShuqualak Lumber Company Inc, Sawmill Division | Shuqualak | — | ◇ UNVERIFIED |
| STSoutheastern Timber Products - Ackerman Mill | Ackerman | — | ◇ UNVERIFIED |
| STStone Treated Materials | Picayune | — | ◇ UNVERIFIED |
| SUStratford Upholstery Company Llc, the | Eupora | — | ◇ UNVERIFIED |
| SSSunbelt Shavings LLC | Shuqualak | — | ◇ UNVERIFIED |
| TCTimber Craft INC | New Albany | — | ◇ UNVERIFIED |
| TFTimberland Forest Products INC | Leakesville | — | ◇ UNVERIFIED |
| TPTimber Producers Durant Sawmill Division, LLC | Durant | — | ◇ UNVERIFIED |
| TKT K Stanley INC | Waynesboro | — | ◇ UNVERIFIED |
| TLTombigbee Lumber Company INC | Fulton | — | ◇ UNVERIFIED |
| TSTri State Pole and Piling INC | Lucedale | — | ◇ UNVERIFIED |
| UIUniek, INC. | Greenwood | — | ◇ UNVERIFIED |
| VRVanleigh Rv, INC. | Burnsville | — | ◇ UNVERIFIED |
| WCWells Cabinet Works INC | Philadelphia | — | ◇ UNVERIFIED |
| WCWeyerhaeuser Company, Offsite Disposal Area | Philadelphia | — | ◇ UNVERIFIED |
| WNWeyerhaeuser Nr Company, Wood Waste Disposal Facility | Bruce | — | ◇ UNVERIFIED |
| WLWiggins Lumber Company INC | Wiggins | — | ◇ UNVERIFIED |
| WPWinston Plywood and Veneer Llc, Laydown Facility | Louisville | — | ◇ UNVERIFIED |
| WLW L Byrd Lumber Company INC | Fernwood | — | ◇ UNVERIFIED |
| AOAFCO Olive Branch | Olive Branch | 20–99 | ◐ LIKELY ACTIVE |
| ATAl Tom Forest Products, Inc. | Waynesboro | 20–99 | ◐ LIKELY ACTIVE |
| BCB&B Chip & Timber Co. Inc. | Forest | 20–99 | ◐ LIKELY ACTIVE |
| BOBls Ocean Springs | Ocean Springs | 20–99 | ◐ LIKELY ACTIVE |
| BLBruce Lumber Mill | Bruce | 100–499 | ◐ LIKELY ACTIVE |
| CWCentral Woodwork, Inc. | Collierville | 20–99 | ◐ LIKELY ACTIVE |
| CPCook Portable Warehouses (Purvis) | Purvis | 20–99 | ◐ LIKELY ACTIVE |
| CCCooper Chip Mill Bay Springs | Dennis | 1–19 | ◐ LIKELY ACTIVE |
| CLCooper Lumber- McComb | Mccomb | 1–19 | ◐ LIKELY ACTIVE |
| CMCorinth MS | Corinth | 20–99 | ◐ LIKELY ACTIVE |
| ELEnviva Lucedale | Lucedale | 20–99 | ◐ LIKELY ACTIVE |
| HLHankins Lumber Co, Inc | Grenada | 20–99 | ◐ LIKELY ACTIVE |
| HLHenderson Lumber Company | Waynesboro | 20–99 | ◐ LIKELY ACTIVE |
| IFIdeal Foam and Frames | Tupelo | 20–99 | ◐ LIKELY ACTIVE |
| JBJack Batte & Sons, Inc. - Pachuta | Pachuta | 20–99 | ◐ LIKELY ACTIVE |
| JMJackson, MS - 239 | Jackson | 20–99 | ◐ LIKELY ACTIVE |
| LPLarson Packaging Inc. OB | Olive Branch | 20–99 | ◐ LIKELY ACTIVE |
| LLLincoln Lumber Mississippi, LLC | Forest | 20–99 | ◐ LIKELY ACTIVE |
| MIMasonite International | Laurel | 100–499 | ◐ LIKELY ACTIVE |
| MLMcComb Lumber | Magnolia | 100–499 | ◐ LIKELY ACTIVE |
| MTMS192 Taylorsville Studmill | Taylorsville | 500+ | ◐ LIKELY ACTIVE |
| NPNefab Packaging South East LLC | Olive Branch, MS | 100–499 | ◐ LIKELY ACTIVE |