| KCKraftmaid Cabinetry INC Plant 1 | Middlefield | OH | — | ◇ UNVERIFIED |
| LILamtech Inc/ephrata | Ephrata | PA | — | ◇ UNVERIFIED |
| LOLand O Lakes Wood Preserving CO | Tenstrike | MN | — | ◇ UNVERIFIED |
| LFLangdale Forest Prods CO | Sweetwater | TN | — | ◇ UNVERIFIED |
| LCLavelle Company | Fargo | ND | — | ◇ UNVERIFIED |
| LLLevesque Landfill | Ashland | ME | — | ◇ UNVERIFIED |
 Louisiana Pacific CORP. Silsbee Tx | Silsbee | TX | — | ◇ UNVERIFIED |
| LCLozier Corporation West Plant | Omaha | NE | — | ◇ UNVERIFIED |
| MTMaderas Tratadas (former Boricua Wood) | Toa Baja | PR | — | ◇ UNVERIFIED |
| MCMarquis CORP. Dba Marquis Spas | Independence | OR | — | ◇ UNVERIFIED |
| MPMartco Partnership | Morrow | LA | — | ◇ UNVERIFIED |
| MCMasonite Corporation Fort Mill | Fort Mill | SC | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets/littlestown Fka Aristokraft | Littlestown | PA | — | ◇ UNVERIFIED |
| MIMastercraft Industries INC | Rice Lake | WI | — | ◇ UNVERIFIED |
| MLMcarthur Lumber and Post | Mc Arthur | OH | — | ◇ UNVERIFIED |
| MCMcfarland Cascade Pole and Lumber | Eugene | OR | — | ◇ UNVERIFIED |
| MIMenard INC Midwest Mfg & Dist | Eau Claire | WI | — | ◇ UNVERIFIED |
| MTMidwest Timber INC | Edwardsburg | MI | — | ◇ UNVERIFIED |
| MBMiles Bogalusa Mill | Bogalusa | LA | — | ◇ UNVERIFIED |
| MMMilgard Manufacturing INC Tacoma Pultrusion | Tacoma | WA | — | ◇ UNVERIFIED |
| NRNational Refrigerants INC - Rosenhayn Facility | Rosenhayn | NJ | — | ◇ UNVERIFIED |
| NTNortheast Treaters INC | Belchertown | MA | — | ◇ UNVERIFIED |
| NHNorth Hudson Woodcraft Corporation | Dolgeville | NY | — | ◇ UNVERIFIED |
| ODOilfield Division | Lufkin | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden-aber | Aberdeen | NC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Gdns | Paola | KS | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Louisburg | NC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Aliceville | AL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Poland | ME | — | ◇ UNVERIFIED |
| OCOld Castle Lawn & Garden Apg | Moore Haven | FL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden, INC. | Bridgeport | MI | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden Inc.-bostwick Facility | Bostwick | FL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden Plnt 2 | Hope | AR | — | ◇ UNVERIFIED |
| OIOsmose INC | Rock Hill | SC | — | ◇ UNVERIFIED |
| PWPacific Wood Laminates | Brookings | OR | — | ◇ UNVERIFIED |
| PFPenick Forest Products INC | Macon | MS | — | ◇ UNVERIFIED |
| PIPetra Industries INC | Fairmont City | IL | — | ◇ UNVERIFIED |
| PDPhilomath Division Sawmill | Philomath | OR | — | ◇ UNVERIFIED |
| PPPine Products Incorporated | Martinsville | VA | — | ◇ UNVERIFIED |
| PNPlain N Fancy Kitchens | Schaefferstown | PA | — | ◇ UNVERIFIED |
| PMPotlatchdeltic Manufacturing - Waldo | Waldo | AR | — | ◇ UNVERIFIED |
| PLProwood LLC Plant Fairless Hills Facility | Fairless Hills | PA | — | ◇ UNVERIFIED |
| PRPuerto Rico Wood Treating | San Juan | PR | — | ◇ UNVERIFIED |
| QWQuaker Window Products CO | Freeburg | MO | — | ◇ UNVERIFIED |
| QWQuaker Window Products Company - Vinyl | Vienna | MO | — | ◇ UNVERIFIED |
| QWQuality Wood Treating Company Incorporated | Fombell | PA | — | ◇ UNVERIFIED |
| QAQubica Amf Bowling Products | Lowville | NY | — | ◇ UNVERIFIED |
| RCRe Carroll INC | Trenton | NJ | — | ◇ UNVERIFIED |
| RMRobbins Manufacturing CO | Tampa | FL | — | ◇ UNVERIFIED |
| RMRobbins Manufacturing CO. | Webster | FL | — | ◇ UNVERIFIED |
