| LLLondon Lumber Incorporated | Cottage Grove | OR | — | ◇ UNVERIFIED |
| LLLone Laurel Properties LLC | Columbus | NC | — | ◇ UNVERIFIED |
| LSLone Star Reel Corporation | Mckinney | TX | — | ◇ UNVERIFIED |
| LSLone Star Reel Corporation | Bonham | TX | — | ◇ UNVERIFIED |
| LBLong Beach Shavings Co., INC. | Conroe | TX | — | ◇ UNVERIFIED |
| LCLongfellows Cedar Shingles and Shakes | Windsor | ME | — | ◇ UNVERIFIED |
| LILong Island Lumber, Inc. | Long Island | VA | — | ◇ UNVERIFIED |
| LPLong Prairie Shavings Mill | Long Prairie | MN | — | ◇ UNVERIFIED |
| LALongwood Antique Woods LLC | Lexington | KY | — | ◇ UNVERIFIED |
| LBLost Brothers Pallet Corp. | Woonsocket | RI | — | ◇ UNVERIFIED |
| LCLost Creek Industries INC | Springfield | OR | — | ◇ UNVERIFIED |
| LBLotus Builds LLC | North Arlington | NJ | — | ◇ UNVERIFIED |
| LHLouisiana Hardwood | Alexandria | LA | — | ◇ UNVERIFIED |
| LHLouisiana Hardwood Products LLC - Lemoyen Facility | Le Moyen | LA | — | ◇ UNVERIFIED |
 Louisiana Pacific CORP | Hines | OR | — | ◇ UNVERIFIED |
| Louisiana-pacific Corporation | Jasper | TX | — | ◇ UNVERIFIED |
| Louisiana-pacific Corporation | State Road | NC | — | ◇ UNVERIFIED |
| Louisiana-pacific Corporation - Roaring River | North Wilkesboro | NC | — | ◇ UNVERIFIED |
| LTLounsbury Transport INC | White Swan | WA | — | ◇ UNVERIFIED |
| LDLou's Doors, INC. | San Jose | CA | — | ◇ UNVERIFIED |
| LLLovemade14 LLC | Gladstone | MO | — | ◇ UNVERIFIED |
| LWLovett Woodworks LLC | Wilton | ME | — | ◇ UNVERIFIED |
| LWLovett Woodworks LLC | Wilton | ME | — | ◇ UNVERIFIED |
| LBLowder Buildings LLC | Danville | VA | — | ◇ UNVERIFIED |
| LRLowes Resaw & Specialty Cut LLC | Mcminnville | OR | — | ◇ UNVERIFIED |
| LTLowe's Thomasville Millwork, #973 | Thomasville | NC | — | ◇ UNVERIFIED |
| LMLowndes Manufacturing Company INC. | Fort Deposit | AL | — | ◇ UNVERIFIED |
| LCLozier Corporation | Fort Worth | TX | — | ◇ UNVERIFIED |
| LBLP Building Solutions | Bath | NY | — | ◇ UNVERIFIED |
| LCLP Corporation | Bonners Ferry | ID | — | ◇ UNVERIFIED |
| LSLP St Louis | Mitchell | IL | — | ◇ UNVERIFIED |
| LMLrb Millwork and Casework, INC | Norco | CA | — | ◇ UNVERIFIED |
| LMLuck-e-g Montana, INC | Libby | MT | — | ◇ UNVERIFIED |
| LCLuedeker Custom Sawmill | Industry | TX | — | ◇ UNVERIFIED |
| LILumber Importers Services Corporation (l.i.s.c.o.) | Chalmette | LA | — | ◇ UNVERIFIED |
| LJLumber Jack Hardwoods INC | Menominee | MI | — | ◇ UNVERIFIED |
| LTLumberjack Timber, LLC | Williams | AZ | — | ◇ UNVERIFIED |
| LRLumber Remanufacturing INC | Sheridan | OR | — | ◇ UNVERIFIED |
| LLLuna Lumber CO. | Dora | MO | — | ◇ UNVERIFIED |
| LHLynn Herbert Sawmills LLC | Riddle | OR | — | ◇ UNVERIFIED |
| MOMacdonald & Owen Veneer and Lumber Co., INC. | Luck | WI | — | ◇ UNVERIFIED |
 MAC Holdings, Inc | Siloam Springs | AR | — | ◇ UNVERIFIED |
| MJMac Jones & Frank Jones Dba Ht Jones Lumber CO | Ahoskie | NC | — | ◇ UNVERIFIED |
| MFMackeys Ferry Sawmill INC | Roper | NC | — | ◇ UNVERIFIED |
| MNMack Neal Creasy | Scotts Hill | TN | — | ◇ UNVERIFIED |
| MMMadera Millwork Ltd | Schertz | TX | — | ◇ UNVERIFIED |
| MCMadison Components, LLC | Pontotoc | MS | — | ◇ UNVERIFIED |
| MCMadison County Millwork, Inc. | Anderson | IN | — | ◇ UNVERIFIED |
| MCMadison County Millwork, Inc. | Anderson | IN | — | ◇ UNVERIFIED |
| MFMadison Floor CO. INC. | Madison | VA | — | ◇ UNVERIFIED |
