| LLLittrell Lumber Mill, INC. | Decatur | AL | — | ◇ UNVERIFIED |
| LELiving Earth - Centennial | Nashville | TN | — | ◇ UNVERIFIED |
| LELiving Earth - Elm Hill Pike | Nashville | TN | — | ◇ UNVERIFIED |
| LELiving Earth - Rutledge Pike Site | Knoxville | TN | — | ◇ UNVERIFIED |
| LJL J Hughes & Sons INC | Summersville | WV | — | ◇ UNVERIFIED |
| LLLkl Lumber Company INC | Oakman | AL | — | ◇ UNVERIFIED |
| LJLl Johnson Lumber Mfg CO | Charlotte | MI | — | ◇ UNVERIFIED |
| LKLoad King Mfg | Jacksonville | FL | — | ◇ UNVERIFIED |
| LLLodi Lumber CO | Lodi | OH | — | ◇ UNVERIFIED |
| LCLongaberger Company (0660000111) | Frazeysburg | OH | — | ◇ UNVERIFIED |
| LTLoud Technologies | Whitinsville | MA | — | ◇ UNVERIFIED |
| LALouis and Company | West Jordan | UT | — | ◇ UNVERIFIED |
 Louisiana Pacific CORP Walden | Walden | CO | — | ◇ UNVERIFIED |
| Louisiana Pacific - Evergreen | Evergreen | AL | — | ◇ UNVERIFIED |
| LOLouis O Beede & Sons | Lowell | MA | — | ◇ UNVERIFIED |
| LWLouvorn Wholesale Lumber Corporation | Fort Smith | AR | — | ◇ UNVERIFIED |
| LLLovell Lumber CO INC | Lovell | ME | — | ◇ UNVERIFIED |
| LLLumber Liquidators Production LLC | Toano | VA | — | ◇ UNVERIFIED |
| LFLumbermen's Finishing Division | Wyoming | MI | — | ◇ UNVERIFIED |
| LILumbermens INC | Byron Center | MI | — | ◇ UNVERIFIED |
| LOLumber One CO INC | Tuscumbia | AL | — | ◇ UNVERIFIED |
| LTLumber & Things, Inc., Keyser | Keyser | WV | — | ◇ UNVERIFIED |
| LSLundry Sawmill | Pomona | MO | — | ◇ UNVERIFIED |
| LCLynch Creek Farm | Shelton | WA | — | ◇ UNVERIFIED |
| MMMadison Mill, INC. (closed) | Nashville | TN | — | ◇ UNVERIFIED |
| MPMadison Pre-hung Doors & Pre-finishing | Oregon | WI | — | ◇ UNVERIFIED |
| MBMaeder Brothers Sawmill | Weidman | MI | — | ◇ UNVERIFIED |
| MLMagnolia Lumber CO | Magnolia | MS | — | ◇ UNVERIFIED |
| MTMagnolia Traditions INC | Pascagoula | MS | — | ◇ UNVERIFIED |
| MWMalvern Wood Products, INC. | Malvern | AR | — | ◇ UNVERIFIED |
| MMMannington Mills, INC. - Mannington Wood Floors Company | High Point | NC | — | ◇ UNVERIFIED |
| MLMann Lake Supply, LTD. | Hackensack | MN | — | ◇ UNVERIFIED |
| MWMarc Woodworking INC | Indianapolis | IN | — | ◇ UNVERIFIED |
| MLMarine Lumber CO. | Tualatin | OR | — | ◇ UNVERIFIED |
| MWMark Window Products | Santa Ana | CA | — | ◇ UNVERIFIED |
| MLMartin Logging & Sawmill | Cherryville | MO | — | ◇ UNVERIFIED |
| MMMartin Mulch Products LLC | Ephrata | PA | — | ◇ UNVERIFIED |
| MRMarys River Lumber | Philomath | OR | — | ◇ UNVERIFIED |
| MRMarys River Lumber Company | Corvallis | OR | — | ◇ UNVERIFIED |
| MFMason Forest Products INC | Hattiesburg | MS | — | ◇ UNVERIFIED |
| MDMasonite Door Fabrication Services | Yulee | FL | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets INC | Auburn | AL | — | ◇ UNVERIFIED |
| MDMaterials Development Corpora | Andover | MA | — | ◇ UNVERIFIED |
| MIMat INC - Floodwood | Floodwood | MN | — | ◇ UNVERIFIED |
| MLMatson Lumber Co/brookville Plt | Brookville | PA | — | ◇ UNVERIFIED |
| MTMaxcess Technologies-closed | Summerville | SC | — | ◇ UNVERIFIED |
| MCMaxville Chip Mill | Jacksonville | FL | — | ◇ UNVERIFIED |
| MBMaxwell Brothers Lumber CO | Lewisport | KY | — | ◇ UNVERIFIED |
| MHMayflower Hardwoods Flooring | Lynchburg | VA | — | ◇ UNVERIFIED |
| MFMaynard Frame Shop INC | Star | NC | — | ◇ UNVERIFIED |
| MBMayr Bros Lumber Hoquiam Site | Hoquiam | WA | — | ◇ UNVERIFIED |
| MWMbc Woodshop INC | Morgantown | WV | — | ◇ UNVERIFIED |
| MLMcbride Lumber Company | Star | NC | — | ◇ UNVERIFIED |
| MLMccraw Lumber CO INC | Cadiz | KY | — | ◇ UNVERIFIED |
| MPMcdowell Panel & Components | Marion | NC | — | ◇ UNVERIFIED |
| MLMcentyre Lumber Company | Glencoe | AL | — | ◇ UNVERIFIED |
| MLMcgee Lumber CO INC | Aliceville | AL | — | ◇ UNVERIFIED |
| MLMckinney Log & Lumber INC | Elkton | KY | — | ◇ UNVERIFIED |
| MLMckinney Lumber Company INC | Tuscumbia | AL | — | ◇ UNVERIFIED |
| MPMcknight Plywood Manufacturing | West Helena | AR | — | ◇ UNVERIFIED |
| MWMcneilly Wood Products, INC. | Hamptonburgh | NY | — | ◇ UNVERIFIED |
| MWMd Wood Llc/oklahoma City Mfg Fa | Oklahoma City | OK | — | ◇ UNVERIFIED |
| MUMedrano USA INC | Saint Louis | MO | — | ◇ UNVERIFIED |
| MRMeherrin River Forest Products | Alberta | VA | — | ◇ UNVERIFIED |
| MFMemphis Folding Stairs INC | Memphis | TN | — | ◇ UNVERIFIED |
| MHMemphis Hardwood Flooring | Memphis | TN | — | ◇ UNVERIFIED |
| MHMemphis Hardwood Flooring Co, Grenada | Grenada | MS | — | ◇ UNVERIFIED |
| MHMemphis Hardwood Flooring Company, Bentonia Facility | Bentonia | MS | — | ◇ UNVERIFIED |
| MHMemphis Hardwood Flooring Company, Bruce | Bruce | MS | — | ◇ UNVERIFIED |
| MLMenzner Lumber & Supply Co, | West Union | SC | — | ◇ UNVERIFIED |
| MPMeredith Pole & Timber | Fitzgerald | GA | — | ◇ UNVERIFIED |
| MHMeridien Hardwoods/pittsfield | Pittsfield | PA | — | ◇ UNVERIFIED |
| MBMerritt Brothers Lumber | Athol | ID | — | ◇ UNVERIFIED |
| MWMetropolitan Woodwork | Springfield | NJ | — | ◇ UNVERIFIED |
| MWMf Wiggins LLC | Wiggins | MS | — | ◇ UNVERIFIED |
| MPMichigan Pallet INC | Charlotte | MI | — | ◇ UNVERIFIED |
| MPMichigan Prestain | Wyoming | MI | — | ◇ UNVERIFIED |
| MWMichigan Wood Fuels LLC | Holland | MI | — | ◇ UNVERIFIED |
| MAMid America Frame Incorporated | Plattsburg | MO | — | ◇ UNVERIFIED |
| MBMiddleton Building Supply | Middleton | NH | — | ◇ UNVERIFIED |
| MMMiddletons Mouldings | Bronson | MI | — | ◇ UNVERIFIED |
| MMMiddletons Mouldings | Coldwater | MI | — | ◇ UNVERIFIED |
| MCMielach Company | Edison | NJ | — | ◇ UNVERIFIED |
| MLMilan Lumber Company, LLC | Milan | NH | — | ◇ UNVERIFIED |
| MCMill Creek Lumber Dba Wood Systems INC / Wood Systems Tulsa Facility | Tulsa | OK | — | ◇ UNVERIFIED |
| MCMiller & Company | Demopolis | AL | — | ◇ UNVERIFIED |
| MCMiller & Company INC | Selma | AL | — | ◇ UNVERIFIED |
| MCMiller & Company INC | Selma | AL | — | ◇ UNVERIFIED |
| MDMiller Door and Trim, INC. | Goshen | IN | — | ◇ UNVERIFIED |
| MDMiller Door & Trim Incorporated | Goshen | IN | — | ◇ UNVERIFIED |
| MRMill River Lumber LTD | Clarendon | VT | — | ◇ UNVERIFIED |
| MSMill Spring Chip Plant | Mill Spring | MO | — | ◇ UNVERIFIED |
| MIMillwood INC | New Hope | MN | — | ◇ UNVERIFIED |
| MIMillwood INC | North Haven | CT | — | ◇ UNVERIFIED |
| MIMillwood Inc-melrose Park Fsc | Melrose Park | IL | — | ◇ UNVERIFIED |
| MLMilton Lumber Company, INC. | Dover | TN | — | ◇ UNVERIFIED |
| MSMinnesota Sawdust & Shavings CO INC | Sauk Centre | MN | — | ◇ UNVERIFIED |
| MLMiss Lou Lumber Company LLC | Liberty | MS | — | ◇ UNVERIFIED |
| MFMissouri Fibre Corporation Chip Mill | Scott City | MO | — | ◇ UNVERIFIED |
| MOMissouri Oak Flooring-brighton | Brighton | MO | — | ◇ UNVERIFIED |
