| PPPan Pacific Products Dominance Ind | Broken Bow | OK | — | ◇ UNVERIFIED |
| PFPenick Forest Products INC | Macon | MS | — | ◇ UNVERIFIED |
| PTPowe Timber Company, Dba American Wood | Richton | MS | — | ◇ UNVERIFIED |
| PLProwood LLC Plant Fairless Hills Facility | Fairless Hills | PA | — | ◇ UNVERIFIED |
| PRPuerto Rico Wood Treating | San Juan | PR | — | ◇ UNVERIFIED |
| QWQuality Wood Treating Company Incorporated | Fombell | PA | — | ◇ UNVERIFIED |
| RMRobbins Manufacturing CO | Tampa | FL | — | ◇ UNVERIFIED |
| RWRobbins Wood Preserving | Thomaston | GA | — | ◇ UNVERIFIED |
| SISentinel Industries, INC. | Calico Rock | AR | — | ◇ UNVERIFIED |
| SLShearhouse Lumber CO | Pooler | GA | — | ◇ UNVERIFIED |
| SASouth Atlantic Wood Preservers INC. | Elizabeth City | NC | — | ◇ UNVERIFIED |
| SLSouth-east Lumber CO | Kernersville | NC | — | ◇ UNVERIFIED |
| SWSoutheast Wood | Pleasant Hill | MO | — | ◇ UNVERIFIED |
| SWSoutheast Wood | Nauvoo | AL | — | ◇ UNVERIFIED |
| SWSoutheast Wood INC | Rockledge | FL | — | ◇ UNVERIFIED |
| SWSoutheast Wood Treating Incorporated | Richmond | IN | — | ◇ UNVERIFIED |
| SWSouthern Wood Treating, INC. | Guayanilla | PR | — | ◇ UNVERIFIED |
| SWSteinkamp Warehouse INC | Huntingburg | IN | — | ◇ UNVERIFIED |
| SCStella-jones CORP | Silver Springs | NV | — | ◇ UNVERIFIED |
| SCStella-jones CORP | Bangor | WI | — | ◇ UNVERIFIED |
| SCStella-jones CORP | Russellville | AR | — | ◇ UNVERIFIED |
| SCStella-jones CORP | Alexandria | LA | — | ◇ UNVERIFIED |
| SCStella-jones CORP | Dubois | PA | — | ◇ UNVERIFIED |
| SCStella-jones CORP - Brierfield Facility | Brierfield | AL | — | ◇ UNVERIFIED |
| SJStella Jones Corp/mcalisterville | Mc Alisterville | PA | — | ◇ UNVERIFIED |
| SJStella Jones Corporation | Arlington | WA | — | ◇ UNVERIFIED |
| SCStella-jones Corporation | Wiggins | MS | — | ◇ UNVERIFIED |
| SCStella-jones Corporation | Cordele | GA | — | ◇ UNVERIFIED |
| SCStella-jones Corporation-clanton Division | Clanton | AL | — | ◇ UNVERIFIED |
| SCStella-jones Corporation - Noble Facility | Converse | LA | — | ◇ UNVERIFIED |
| SJStella - Jones Corporation - Rison | Rison | AR | — | ◇ UNVERIFIED |
| SWStraits Wood Treating | Bay City | MI | — | ◇ UNVERIFIED |
| SFSunbelt Forest Products | Louisville | AL | — | ◇ UNVERIFIED |
| SFSunbelt Forest Products CORP | Bartow | FL | — | ◇ UNVERIFIED |
| SFSunbelt Forest Products, INC. | Mosheim | TN | — | ◇ UNVERIFIED |
| STSuperior Tie & Timber CO | Vivian | LA | — | ◇ UNVERIFIED |
| TWThunderbolt Wood Treating | Riverbank | CA | — | ◇ UNVERIFIED |
| TOTso of Virginia | Rocky Mount | VA | — | ◇ UNVERIFIED |
| UAUfp Auburndale, LLC | Auburndale | FL | — | ◇ UNVERIFIED |
| UGUfp Granger LLC | Granger | IN | — | ◇ UNVERIFIED |
| UMUfp Moultrie, LLC | Moultrie | GA | — | ◇ UNVERIFIED |
| URUfp Ranson LLC | Ranson | WV | — | ◇ UNVERIFIED |
| USUfp Salisbury, LLC | Salisbury | NC | — | ◇ UNVERIFIED |
| USUfp Stockertown LLC | Stockertown | PA | — | ◇ UNVERIFIED |
| UUUfp Union City, LLC | Union City | GA | — | ◇ UNVERIFIED |
| UFU F P Western Division INC | Windsor | CO | — | ◇ UNVERIFIED |
| UWUnited Wood Treating CO Incorporated | Whitmire | SC | — | ◇ UNVERIFIED |
| UFUniversal Forest Products | Belchertown | MA | — | ◇ UNVERIFIED |
| WVWabash Valley Wood Protection Incorporated | Vincennes | IN | — | ◇ UNVERIFIED |
| WMWauna Mill | Clatskanie | OR | — | ◇ UNVERIFIED |
| WWWestern Wood Preserving | Sumner | WA | — | ◇ UNVERIFIED |
Wheeler Lumber L.l.c. | Whitewood | SD | — | ◇ UNVERIFIED |
| WCWilliam C Meredith CO INC | East Point | GA | — | ◇ UNVERIFIED |
| WPWood Preserving, INC | Brookhaven | MS | — | ◇ UNVERIFIED |
| 0C00060302-60302p Culpeper of Ramseur LLC | Ramseur | NC | 20–99 | ◐ LIKELY ACTIVE |
| 0J00060302-60302r Jefferson Homebuilders Culpeper Wood | Athens | NY | 20–99 | ◐ LIKELY ACTIVE |
| 0C00060302-60302s Culpeper of Leola, LLC | Leola | PA | 100–499 | ◐ LIKELY ACTIVE |
| 0C00060302-60302v Culpeper of Fruitland, LLC | Eden | MD | 20–99 | ◐ LIKELY ACTIVE |
| 0C00060302-60302x Culpeper of Belchertown, LLC | Belchertown | MA | 20–99 | ◐ LIKELY ACTIVE |
| EC"4005 - Eau Claire Treating Plant" | Eau Claire | WI | 20–99 | ◐ LIKELY ACTIVE |
| PT"4205 - Plano Treat Plant" | Plano | IL | 20–99 | ◐ LIKELY ACTIVE |
| HC"4305 - Holiday City Treating Plant" | Holiday City | OH | 20–99 | ◐ LIKELY ACTIVE |
| VT"4505 - Valley Treating Plant" | Valley | NE | 20–99 | ◐ LIKELY ACTIVE |
| AWAllweather Wood Woods Cross | Woods Cross | UT | 20–99 | ◐ LIKELY ACTIVE |
| APAmanda Park | Amanda Park | WA | 20–99 | ◐ LIKELY ACTIVE |
| BLBell Lumber & Pole CO | Saint Paul | MN | — | ◐ LIKELY ACTIVE |
| BLBell Lumber & Pole - New Brighton | New Brighton | MN | 100–499 | ◐ LIKELY ACTIVE |
| BOBestway of New York, Inc. | Cortland | NY | 20–99 | ◐ LIKELY ACTIVE |
| BOBestway of Pennsylvania, Inc | Cresco | PA | 20–99 | ◐ LIKELY ACTIVE |
| CAClose Armstrong LLC | Culver | IN | — | ◐ LIKELY ACTIVE |
| CTCM Tucker Lumber of Middleburg | Henderson | NC | 20–99 | ◐ LIKELY ACTIVE |
| CFConsolidated Forest Products Hackleburg | Hackleburg | AL | 20–99 | ◐ LIKELY ACTIVE |
| CMCooper Marine & Timberlands-Creola | Creola | AL | 20–99 | ◐ LIKELY ACTIVE |
| DLDomicianosfamilyfarm LLC | Newton | NJ | — | ◐ LIKELY ACTIVE |
| EEErickson Engineering - 1205 | Eden Prairie | MN | 20–99 | ◐ LIKELY ACTIVE |
| EPEverwood Preserving, Inc. | Spanish Fort | AL | 20–99 | ◐ LIKELY ACTIVE |
| GWGA051 Warrenton II | Warrenton | GA | 100–499 | ◐ LIKELY ACTIVE |
| GIGoshen Investment LLC | Gardner | KS | — | ◐ LIKELY ACTIVE |
Great Southern Wood - Abbeville | Abbeville | AL | 20–99 | ◐ LIKELY ACTIVE |
Great Southern Wood - Corporate | Abbeville | AL | 100–499 | ◐ LIKELY ACTIVE |
Great Southern Wood - Florida | Lake Panasoffkee | FL | 20–99 | ◐ LIKELY ACTIVE |
Great Southern Wood - Fombell | Fombell | PA | 20–99 | ◐ LIKELY ACTIVE |
Great Southern Wood - Greenbush Wood Products | Abbeville | AL | 20–99 | ◐ LIKELY ACTIVE |
Great Southern Wood - Kentucky | Millwood | KY | 20–99 | ◐ LIKELY ACTIVE |
Great Southern Wood - Mansura | Mansura | LA | 20–99 | ◐ LIKELY ACTIVE |
Great Southern Wood - Muscle Shoals | Tuscumbia | AL | 20–99 | ◐ LIKELY ACTIVE |
| GJGSWP Jesup | Jesup | GA | 100–499 | ◐ LIKELY ACTIVE |
| HPHills Products Group, INC. | Rapid City | SD | — | ◐ LIKELY ACTIVE |
| HTHoover Treated Wood Products - Detroit | Detroit | MI | 20–99 | ◐ LIKELY ACTIVE |
| HTHoover Treated Wood Products - Fairfield | Fairfield | TX | 1–19 | ◐ LIKELY ACTIVE |
| HTHoover Treated Wood Products - HQ | Augusta | GA | 20–99 | ◐ LIKELY ACTIVE |
| HTHoover Treated Wood Products - Pine Bluff | Pine Bluff | AR | 20–99 | ◐ LIKELY ACTIVE |
| HTHoover Treated Wood Products - Thomson | Thomson | GA | 20–99 | ◐ LIKELY ACTIVE |
| HTHoover Treated Wood Products - Winston | Winston | OR | 20–99 | ◐ LIKELY ACTIVE |
| JWJp Whelan CO | Aurora | CO | — | ◐ LIKELY ACTIVE |
| KEKoppers Eutawville | Eutawville | SC | 20–99 | ◐ LIKELY ACTIVE |
| KFKoppers Florence | Florence | SC | 20–99 | ◐ LIKELY ACTIVE |
| KGKoppers Galesburg | Galesburg | IL | 20–99 | ◐ LIKELY ACTIVE |
| KGKoppers Guthrie | Guthrie | KY | 20–99 | ◐ LIKELY ACTIVE |
| KKKoppers Kennedy | Kennedy | AL | 20–99 | ◐ LIKELY ACTIVE |