| MLManke Lumber / Superior Wood Treating | Sumner | WA | — | ◇ UNVERIFIED |
| MCMarquis CORP. Dba Marquis Spas | Independence | OR | — | ◇ UNVERIFIED |
| MLMartco LLC - Chopin Mill | Chopin | LA | — | ◇ UNVERIFIED |
| MPMartco Partnership | Morrow | LA | — | ◇ UNVERIFIED |
| MBMasco Builder Cabinet Group Mt Sterling | Mount Sterling | KY | — | ◇ UNVERIFIED |
| MMasonite | Greenville | TX | — | ◇ UNVERIFIED |
| MCMasonite CORP Haleyville Door Plant | Haleyville | AL | — | ◇ UNVERIFIED |
| MCMasonite Corporation | North Platte | NE | — | ◇ UNVERIFIED |
| MCMasonite Corporation Fort Mill | Fort Mill | SC | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets, INC. | Waterloo | IA | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets/littlestown Fka Aristokraft | Littlestown | PA | — | ◇ UNVERIFIED |
| MIMastercraft Industries INC | Rice Lake | WI | — | ◇ UNVERIFIED |
| MFMbci Ferdinand Plt | Ferdinand | IN | — | ◇ UNVERIFIED |
| MLMcarthur Lumber and Post | Mc Arthur | OH | — | ◇ UNVERIFIED |
| MCMcfarland Cascade Pole and Lumber | Eugene | OR | — | ◇ UNVERIFIED |
| MCMcfarland Cascade Pole and Lumber CO | Tacoma | WA | — | ◇ UNVERIFIED |
| MKMedallion Kitchens of Minnesota Incorporated | Waconia | MN | — | ◇ UNVERIFIED |
| MIMenard INC Midwest Mfg & Dist | Eau Claire | WI | — | ◇ UNVERIFIED |
| MCMerillat Corporation | Mount Jackson | VA | — | ◇ UNVERIFIED |
| MEMerit Energy Company, LLC - Tobey Compressor Station | Charleston | AR | — | ◇ UNVERIFIED |
| MSMid South Lumber INC | Meridian | MS | — | ◇ UNVERIFIED |
| MWMid-states Wood Preservers LLC | Simsboro | LA | — | ◇ UNVERIFIED |
| MMMidwest Manufacturing Treating Plant | Plano | IL | — | ◇ UNVERIFIED |
| MMMidwest Mfg Holiday City Treating Plant | Holiday City | OH | — | ◇ UNVERIFIED |
| MMMidwest Mfg Prehung Plant | Eau Claire | WI | — | ◇ UNVERIFIED |
| MMMidwest Mfg Valley Treating Plant | Valley | NE | — | ◇ UNVERIFIED |
| MTMidwest Timber INC | Edwardsburg | MI | — | ◇ UNVERIFIED |
| MBMiles Bogalusa Mill | Bogalusa | LA | — | ◇ UNVERIFIED |
| MMMilgard Manufacturing INC Tacoma Pultrusion | Tacoma | WA | — | ◇ UNVERIFIED |
 Missouri Tie LLC | Reynolds | MO | — | ◇ UNVERIFIED |
| MWMissouri Walnut LLC | Neosho | MO | — | ◇ UNVERIFIED |
| MCMouser Cabinetry LLC | Elizabethtown | KY | — | ◇ UNVERIFIED |
| MMMw Manufacturers INC - Blount St | Fayetteville | NC | — | ◇ UNVERIFIED |
| NRNational Refrigerants INC - Rosenhayn Facility | Rosenhayn | NJ | — | ◇ UNVERIFIED |
| NANaval Air Station Pensacola | Pensacola | FL | — | ◇ UNVERIFIED |
| NBNew Boston Lumber Mill | New Boston | TX | — | ◇ UNVERIFIED |
| NCNorcraft Companies, Lp, Dba Ultracraft Cabinetry | Liberty | NC | — | ◇ UNVERIFIED |
| NTNortheast Treaters INC | Belchertown | MA | — | ◇ UNVERIFIED |
| NHNorth Hudson Woodcraft Corporation | Dolgeville | NY | — | ◇ UNVERIFIED |
| NBNorthwest Building Tech | Seattle | WA | — | ◇ UNVERIFIED |
| NHNorthwest Hardwoods, INC. - Dailey Yard | Dailey | WV | — | ◇ UNVERIFIED |
| NCNu-wood Company, LLC | Goshen | IN | — | ◇ UNVERIFIED |
| ODOilfield Division | Lufkin | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden | Tulia | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden | Bruceton Mills | WV | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden | Cedartown | GA | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden-aber | Aberdeen | NC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden Elmer | Elmer | NJ | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden INC | Doswell | VA | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Garden, INC. | Davenport | FL | — | ◇ UNVERIFIED |
| OCOld Castle Lawn and Garden INC - Pageland Plant | Pageland | SC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn and Gdns | Paola | KS | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Waterloo | IN | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Elk River | MN | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Mclean | IL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Cleveland | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Sauget | IL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Springfield | OH | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Poland | ME | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Louisburg | NC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Aliceville | AL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Hope | AR | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Walterboro | SC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Tylertown | MS | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Richmond | RI | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Powderly | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Oskaloosa | IA | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Gaffney | SC | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Livingston | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Hartville | OH | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Amherst Junction | WI | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Elgin | TX | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Noblesville | IN | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden | Shady Dale | GA | — | ◇ UNVERIFIED |
| OCOld Castle Lawn & Garden Apg | Moore Haven | FL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden INC | Wauchula | FL | — | ◇ UNVERIFIED |
| OLOldcastle Lawn & Garden INC | Marseilles | IL | — | ◇ 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 |
| OLOldcastle Lawn & Garden/quakertown | Quakertown | PA | — | ◇ UNVERIFIED |
| OIOsmose INC | Rock Hill | SC | — | ◇ UNVERIFIED |
| PWPacific Wood Laminates | Brookings | OR | — | ◇ UNVERIFIED |
| PWPacific Wood Preserving of Oregon | Sheridan | OR | — | ◇ UNVERIFIED |
| POPallet One | Chase City | VA | — | ◇ UNVERIFIED |
| PPPan Pacific Products Dominance Ind | Broken Bow | OK | — | ◇ UNVERIFIED |
| PIPatrick Industries INC Dba Middlebury H | Middlebury | IN | — | ◇ UNVERIFIED |
| PMPcc/ Mold Masters | Eastlake | OH | — | ◇ UNVERIFIED |
| PCPella Corporation - Pella Division | Pella | IA | — | ◇ UNVERIFIED |
| PFPenick Forest Products INC | Macon | MS | — | ◇ UNVERIFIED |
| PIPetra Industries INC | Fairmont City | IL | — | ◇ UNVERIFIED |
 Phillips Medisize St. Croix Meadows | Hudson | WI | — | ◇ UNVERIFIED |
| PDPhilomath Division Sawmill | Philomath | OR | — | ◇ UNVERIFIED |
| PLPinecrest Lumber | Plumerville | AR | — | ◇ UNVERIFIED |
| PMPineland Manufacturing Complex | Pineland | TX | — | ◇ UNVERIFIED |
| PPPine Products Incorporated | Martinsville | VA | — | ◇ UNVERIFIED |
| PNPlain N Fancy Kitchens | Schaefferstown | PA | — | ◇ UNVERIFIED |
| PIPlastpro INC | Ashtabula | OH | — | ◇ UNVERIFIED |
| PLPleatco, LLC. | Louisville | KY | — | ◇ UNVERIFIED |
| PFPlummer Forest Products | Plummer | ID | — | ◇ UNVERIFIED |
