| LRLittle River Millwork INC | Ashdown | AR | — | ◇ UNVERIFIED |
| LELiving Earth - Centennial | Nashville | TN | — | ◇ UNVERIFIED |
| LELiving Earth - Elm Hill Pike | Nashville | TN | — | ◇ UNVERIFIED |
| LELiving Earth - Rutledge Pike Site | Knoxville | TN | — | ◇ UNVERIFIED |
| LSLiving Stone Creations | Jacksonville | FL | — | ◇ UNVERIFIED |
| LLL & L Custom Shutters | Placentia | CA | — | ◇ UNVERIFIED |
| LKLoad King Mfg | Jacksonville | FL | — | ◇ UNVERIFIED |
| LCLongaberger Company (0660000111) | Frazeysburg | OH | — | ◇ UNVERIFIED |
| LPLonsdale Painting | Dundas | MN | — | ◇ UNVERIFIED |
| LTLoud Technologies | Whitinsville | MA | — | ◇ UNVERIFIED |
| LMLouis M Gerson CO INC | Middleborough | MA | — | ◇ UNVERIFIED |
| LSLs Starrett CO | Mount Airy | NC | — | ◇ UNVERIFIED |
| LSLuck Stone - Leesburg | Ashburn | VA | — | ◇ UNVERIFIED |
| LBLumbermens Building Center Kennewick | Kennewick | WA | — | ◇ UNVERIFIED |
| LILumbermens INC | Byron Center | MI | — | ◇ UNVERIFIED |
| LTLumber & Things, Inc., Keyser | Keyser | WV | — | ◇ UNVERIFIED |
| LOLundia-division of Mii INC | Jacksonville | IL | — | ◇ UNVERIFIED |
| LCLuxury Countertops | Pearl River | LA | — | ◇ UNVERIFIED |
| MCMadison County Cabinets, INC. | Pendleton | IN | — | ◇ UNVERIFIED |
| MPMadison Pre-hung Doors & Pre-finishing | Oregon | WI | — | ◇ UNVERIFIED |
| MIMagiglide Inc-crystal Falls | Crystal Falls | MI | — | ◇ UNVERIFIED |
| MCMaiman Company (the)-springfield | Springfield | MO | — | ◇ UNVERIFIED |
| MWMalvern Wood Products, INC. | Malvern | AR | — | ◇ UNVERIFIED |
| MSMankato-kasota Stone INC | Mankato | MN | — | ◇ UNVERIFIED |
| MMMannington Mills, INC. - Mannington Wood Floors Company | High Point | NC | — | ◇ UNVERIFIED |
| MCMaple City Woodworking Corporation | Goshen | IN | — | ◇ UNVERIFIED |
| MLMarathon Ls | Canton | MA | — | ◇ UNVERIFIED |
| MWMarc Woodworking INC | Indianapolis | IN | — | ◇ UNVERIFIED |
| MLMarkcinco Llc/york | York | PA | — | ◇ UNVERIFIED |
| MCMarkus Cabinet Mfg | Aviston | IL | — | ◇ UNVERIFIED |
| MMMarshwood Manufacturing | Throop | PA | — | ◇ UNVERIFIED |
| MCMartin Cabinet INC | Bristol | CT | — | ◇ UNVERIFIED |
| MMMartin Marietta Materials, INC. - Rocky Point | Rocky Point | NC | — | ◇ UNVERIFIED |
| MPMaryland Paving Churchville | Bel Air | MD | — | ◇ UNVERIFIED |
| MBMasco Builder Cabinet Group | Ocala | FL | — | ◇ UNVERIFIED |
| MBMasco Builder Cabinet Group Cedar Hill | Cedar Hill | TX | — | ◇ UNVERIFIED |
| MCMasco Cabinetry LLC Atkins Plant 12 | Atkins | VA | — | ◇ UNVERIFIED |
| MCMasco Cabinetry Middlefield LLC Plant 2 | Middlefield | OH | — | ◇ UNVERIFIED |
| MSMasco Support Services | Cumberland | IN | — | ◇ UNVERIFIED |
| MCMaselter Cabinets INC | Rockville | MN | — | ◇ UNVERIFIED |
| MFMason Forest Products INC | Hattiesburg | MS | — | ◇ UNVERIFIED |
| MMasonite | Greenville | TX | — | ◇ UNVERIFIED |
| MCMasonite CORP | Algoma | WI | — | ◇ UNVERIFIED |
| MCMasonite Corporation | Tampa | FL | — | ◇ UNVERIFIED |
| MCMasonite Corporation | Mason City | IA | — | ◇ UNVERIFIED |
| MCMasonite Corporation | North Platte | NE | — | ◇ UNVERIFIED |
| MCMasonite Corporation | Mason City | IA | — | ◇ UNVERIFIED |
| MCMasonite Corporation | South Bend | IN | — | ◇ UNVERIFIED |
| MCMasonite Corporation Denmark Plant | Denmark | SC | — | ◇ UNVERIFIED |
| MDMasonite Door Fabrication Services | Yulee | FL | — | ◇ UNVERIFIED |
| MLMass Lite Div | Plainville | MA | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets INC | Talladega | AL | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets INC | Martinsville | VA | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets INC - Richmond | Richmond | IN | — | ◇ UNVERIFIED |
| MCMastercraft Cabinets Incorporated | Mesa | AZ | — | ◇ UNVERIFIED |
| MFMaster Finishing and Restorat | Needham | MA | — | ◇ UNVERIFIED |
| MBMatthews Building Supply Company, INC. | Monroe | NC | — | ◇ UNVERIFIED |
| MTMaxcess Technologies-closed | Summerville | SC | — | ◇ UNVERIFIED |
| MHMayflower Hardwoods Flooring | Lynchburg | VA | — | ◇ UNVERIFIED |
| MFMaynard Frame Shop INC | Star | NC | — | ◇ UNVERIFIED |
| MWMbc Woodshop INC | Morgantown | WV | — | ◇ UNVERIFIED |
| MLMcbride Lumber Company | Star | NC | — | ◇ UNVERIFIED |
| MCMcconnell Cabinets INC | El Monte | CA | — | ◇ UNVERIFIED |
| MWMcneilly Wood Products, INC. | Hamptonburgh | NY | — | ◇ UNVERIFIED |
| MMMcphillips Mfg CO INC | Mobile | AL | — | ◇ UNVERIFIED |
| MMMdm Marble CO | Florida | FL | — | ◇ UNVERIFIED |
| MCMeadors Construction CORP | Charleston | SC | — | ◇ UNVERIFIED |
| MCMedallion Cabinetry INC - Shakopee | Shakopee | MN | — | ◇ UNVERIFIED |
| MUMedrano USA INC | Saint Louis | MO | — | ◇ UNVERIFIED |
| MVMedtronic Vascular INC | Danvers, Town of | MA | — | ◇ UNVERIFIED |
| MFMemphis Folding Stairs INC | Memphis | TN | — | ◇ UNVERIFIED |
| MHMemphis Hardwood Flooring | Memphis | TN | — | ◇ UNVERIFIED |
| MIMerillat Industries INC * | Loudonville | OH | — | ◇ UNVERIFIED |
| MIMerillat Industries Incorporated | Adrian | MI | — | ◇ UNVERIFIED |
| MIMerillat Industries Inc-plant 14 | Atkins | VA | — | ◇ UNVERIFIED |
| MWMerritt Woodwork | Mentor | OH | — | ◇ UNVERIFIED |
| MMetrie | Ferndale | WA | — | ◇ UNVERIFIED |
| MWMetropolitan Woodwork | Springfield | NJ | — | ◇ UNVERIFIED |
| MSMica Shop, INC. | Goshen | IN | — | ◇ UNVERIFIED |
| MPMichigan Pallet INC | Charlotte | MI | — | ◇ UNVERIFIED |
| MCMid Continent Cabinetry | Newton | KS | — | ◇ UNVERIFIED |
| MMMiddletons Mouldings | Bronson | MI | — | ◇ UNVERIFIED |
| MMMiddletons Mouldings | Coldwater | MI | — | ◇ UNVERIFIED |
| MSMid South Custom Cabinets | Smyrna | TN | — | ◇ UNVERIFIED |
| MCMidwest Custom Cabinetry & Woodworking | Abramsabrams | WI | — | ◇ UNVERIFIED |
| MBMidwestern Bioag Holdings LLC | Davenport | IA | — | ◇ UNVERIFIED |
| MMMidwest Mfg Prehung Plant | Eau Claire | WI | — | ◇ UNVERIFIED |
| MCMielach Company | Edison | NJ | — | ◇ UNVERIFIED |
| MWMike's Woodworking INC | Bardstown | KY | — | ◇ UNVERIFIED |
 Milford Enterprises Mfg | Quakertown | PA | — | ◇ UNVERIFIED |
| MMMilgard Manufacturing INC Fiberglass | Fife | WA | — | ◇ UNVERIFIED |
| MWMilgard Windows | Sacramento | CA | — | ◇ UNVERIFIED |
| MCMill Creek Lumber Dba Wood Systems INC / Wood Systems Tulsa Facility | Tulsa | OK | — | ◇ UNVERIFIED |
| MCMiller & Company INC | Selma | AL | — | ◇ UNVERIFIED |
| MHMillers Holzwerk | Tuscola | IL | — | ◇ UNVERIFIED |
| MIMillwood INC | North Haven | CT | — | ◇ UNVERIFIED |
| MIMillwood INC | New Hope | MN | — | ◇ UNVERIFIED |
| MIMillwood Inc-melrose Park Fsc | Melrose Park | IL | — | ◇ UNVERIFIED |
| MGMinami Granite Designs INC | Ocala | FL | — | ◇ UNVERIFIED |
| MCMinzner & CO | Easton | PA | — | ◇ UNVERIFIED |
