| LLLawrence Lumber Company, INC. | Maiden | NC | — | ◇ UNVERIFIED |
| LMLee Mccurdy Construction, LLC | Darien | GA | — | ◇ UNVERIFIED |
| LWLees Woodworking, INC. | Wall Township | NJ | — | ◇ UNVERIFIED |
| LWLefco Worthington, LLC | Cleveland | OH | — | ◇ UNVERIFIED |
| LVLegacy Vinyl Components, LLC | Lockport | IL | — | ◇ UNVERIFIED |
| LULehigh Univ/packer, Goodman, & Mountaintop Campuses | Bethlehem | PA | — | ◇ UNVERIFIED |
| LCLeisure Craft INC | Hendersonville | NC | — | ◇ UNVERIFIED |
| LDLeo D. Bernstein & Sons INC. | Shaftsbury | VT | — | ◇ UNVERIFIED |
| LHLeo Hicks Creosoting | Alto | TX | — | ◇ UNVERIFIED |
| LILEXAR Incorporated | El Cajon | CA | — | ◇ UNVERIFIED |
| LFLexington Furniture Industry Plant #2 | Lexington | NC | — | ◇ UNVERIFIED |
| LMLexington Manufacturing Bldg 6 | Ramsey | MN | — | ◇ UNVERIFIED |
| LILightfoot, INC. | Brunswick | GA | — | ◇ UNVERIFIED |
| LPLightning Properties LLC | Louisville | CO | — | ◇ UNVERIFIED |
| LILignetics, INC. | Kootenai | ID | — | ◇ UNVERIFIED |
| LOLignetics of Great Lakes LLC | Hayward | WI | — | ◇ UNVERIFIED |
| LOLignetics of New England - Schuyler | Schuyler | NY | — | ◇ UNVERIFIED |
| LOLignetics of New England/youngsville | Youngsville | PA | — | ◇ UNVERIFIED |
| LILista International INC | Holliston | MA | — | ◇ UNVERIFIED |
| LWLl-h Woodworks LLC | Minneapolis | MN | — | ◇ UNVERIFIED |
| LCLloyds Cabinet Shop INC | Pinconning | MI | — | ◇ UNVERIFIED |
| LELmj Enterprises | Lincoln | ME | — | ◇ UNVERIFIED |
| LSLockerbie Square Cabinet Company, INC. | Indianapolis | IN | — | ◇ UNVERIFIED |
| LHLoflin Handle Co., INC | Yadkinville | NC | — | ◇ UNVERIFIED |
| LWLoggins Woodwork | Kilmichael | MS | — | ◇ UNVERIFIED |
| LLLone Laurel Properties LLC | Columbus | NC | — | ◇ UNVERIFIED |
| LSLone Star Reel Corporation | Mckinney | TX | — | ◇ UNVERIFIED |
| LSLone Star Reel Corporation | Bonham | TX | — | ◇ UNVERIFIED |
| LCLongaberger Company (0660000111) | Frazeysburg | OH | — | ◇ UNVERIFIED |
| LILong Island Lumber, Inc. | Long Island | VA | — | ◇ UNVERIFIED |
| LALongwood Antique Woods LLC | Lexington | KY | — | ◇ UNVERIFIED |
| LALos Angeles Grinding CO. and Subsidiary | Burbank | CA | — | ◇ UNVERIFIED |
| LBLost Brothers Pallet Corp. | Woonsocket | RI | — | ◇ UNVERIFIED |
| LBLotus Builds LLC | North Arlington | NJ | — | ◇ UNVERIFIED |
 Louisiana-pacific Corporation | Jasper | TX | — | ◇ UNVERIFIED |
| Louisiana-pacific Corporation - Roaring River | North Wilkesboro | NC | — | ◇ UNVERIFIED |
| Louisiana Pacific CORP Walden | Walden | CO | — | ◇ UNVERIFIED |
| LDLou's Doors, INC. | San Jose | CA | — | ◇ UNVERIFIED |
| LWLovett Woodworks LLC | Wilton | ME | — | ◇ UNVERIFIED |
| LWLovett Woodworks LLC | Wilton | ME | — | ◇ UNVERIFIED |
| LBLowder Buildings LLC | Danville | VA | — | ◇ UNVERIFIED |
| LPLowe Products Company, INC. | Shepherdstown | WV | — | ◇ UNVERIFIED |
| LMLowndes Manufacturing Company INC. | Fort Deposit | AL | — | ◇ UNVERIFIED |
| LCLozier Corporation | Fort Worth | TX | — | ◇ UNVERIFIED |
| LBLP Building Solutions | Bath | NY | — | ◇ UNVERIFIED |
| LSLP St Louis | Mitchell | IL | — | ◇ UNVERIFIED |
| LILumber Importers Services Corporation (l.i.s.c.o.) | Chalmette | LA | — | ◇ UNVERIFIED |
| LFLumbermen's Finishing Division | Wyoming | MI | — | ◇ UNVERIFIED |
| LRLumber Remanufacturing INC | Sheridan | OR | — | ◇ UNVERIFIED |
| MTMachine Tool Factory INC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
 MAC Holdings, Inc | Siloam Springs | AR | — | ◇ UNVERIFIED |
| MMMadison Mill, INC. (closed) | Nashville | TN | — | ◇ UNVERIFIED |
| MBMaeder Brothers Quality Wood Pellets INC | Weidman | MI | — | ◇ UNVERIFIED |
| MIMagna Industries, INC | Cleveland | OH | — | ◇ UNVERIFIED |
| MTMagnolia Traditions INC | Pascagoula | MS | — | ◇ UNVERIFIED |
| MUMakita USA | La Mirada | CA | — | ◇ UNVERIFIED |
| MTMak Tool & Gage CO INC | Waynesboro | TN | — | ◇ UNVERIFIED |
| MWMaley & Wertz, INC. | Evansville | IN | — | ◇ UNVERIFIED |
| MAM a Moslow & Bro INC. | Buffalo | NY | — | ◇ UNVERIFIED |
| MWManalapan Woodworking Inc. | Manalapan | NJ | — | ◇ UNVERIFIED |
| MAM and M Workshop LLC | Council Bluffs | IA | — | ◇ UNVERIFIED |
| MCMaplewood Cabinetry | Phoenix | AZ | — | ◇ UNVERIFIED |
| MPMarco Plant | Fort Worth | TX | — | ◇ UNVERIFIED |
| MTMarcy Tool CO INC | Chino | CA | — | ◇ UNVERIFIED |
| MDMarina Del Mar | Marina | CA | — | ◇ UNVERIFIED |
| MLMarina Landscape | Lodi | CA | — | ◇ UNVERIFIED |
| MWMark Window Products | Santa Ana | CA | — | ◇ UNVERIFIED |
| MRMarmol Radziner INC | Vernon | CA | — | ◇ UNVERIFIED |
| MWMarth Wood Shavings Supply INC | Marathon | WI | — | ◇ UNVERIFIED |
| MMMartinelli Millwork LLC | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| MFMartin Forestry Products | Unity | WI | — | ◇ UNVERIFIED |
| MMMartin Mulch Products LLC | Ephrata | PA | — | ◇ UNVERIFIED |
| MFMartins Forestry Products Llc/myerstown | Myerstown | PA | — | ◇ UNVERIFIED |
| MMMartinson Mica Wood Products, INC. | Miami Lakes | FL | — | ◇ UNVERIFIED |
| MFMarysville Forest Products | Marysville | CA | — | ◇ UNVERIFIED |
| MCMasonite Corporation | Largo | FL | — | ◇ UNVERIFIED |
| MCMasonite Corporation | Shelbyville | KY | — | ◇ UNVERIFIED |
| MCMasonite Corporation - Dorfab Stockton | Stockton | CA | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets INC | Auburn | AL | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets Plant #2 & #3a | Jasper | IN | — | ◇ UNVERIFIED |
| MHMaster Halco | Kansas City | KS | — | ◇ UNVERIFIED |
| MCMaterial Control INC. Dba Cotterman Company | Bakersfield | CA | — | ◇ UNVERIFIED |
| MRMaterial Resources & Recycling, Inc. | Blue Island | IL | — | ◇ UNVERIFIED |
| MDMaterials Development Corpora | Andover | MA | — | ◇ UNVERIFIED |
| MIMat INC | Floodwood | MN | — | ◇ UNVERIFIED |
| MIMat INC - Floodwood | Floodwood | MN | — | ◇ UNVERIFIED |
| MLMatthew & Laura Rodrigo | Cotati | CA | — | ◇ UNVERIFIED |
| MPMatt Pane Tools LLC | Holland | PA | — | ◇ UNVERIFIED |
| MGMaxwell Group LLC | Walsenburg | CO | — | ◇ UNVERIFIED |
| MLMccomb Lumber Company | Canon City | CO | — | ◇ UNVERIFIED |
| MCMcCurnin Creations LLC | North Salt Lake | UT | — | ◇ UNVERIFIED |
| MCMcdermott Cue Mfg LLC | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| MMMcdonald Mfg INC | Artesia | CA | — | ◇ UNVERIFIED |
| MPMcdowell Panel & Components | Marion | NC | — | ◇ UNVERIFIED |
| MCMcfarland Cascade | Rison | AR | — | ◇ UNVERIFIED |
| MEMcgill Environmental Systems - Waverly | Waverly | VA | — | ◇ UNVERIFIED |
| MSMcrae & Sons INC | Bay City | OR | — | ◇ UNVERIFIED |
| MWMd Wood Llc/oklahoma City Mfg Fa | Oklahoma City | OK | — | ◇ UNVERIFIED |
| MTMeasure Twice, Cut Once Woodworks, LLC | Sanford | FL | — | ◇ UNVERIFIED |
| MCMediterranean Corporation | Galax | VA | — | ◇ UNVERIFIED |
