| KPKuttawa Plastics | Kuttawa | KY | — | ◇ UNVERIFIED |
| KOKyowa of America CORP | Waynesburg | PA | — | ◇ UNVERIFIED |
| LSLamson & Sessions | Mountain Grove | MO | — | ◇ UNVERIFIED |
| LSLamson & Sessions | Tennille | GA | — | ◇ UNVERIFIED |
| LSLamson & Sessions | Erie | PA | — | ◇ UNVERIFIED |
| LCLandec Corporation | Menlo Park | CA | — | ◇ UNVERIFIED |
 Lane Enterprises LLC | Wytheville | VA | — | ◇ UNVERIFIED |
| LTLdm Techs INC | Byesville | OH | — | ◇ UNVERIFIED |
| LCLear CORP - Luray | Luray | VA | — | ◇ UNVERIFIED |
| LPLeisure Pools and Spas Manufacturing North America | New Braunfels | TX | — | ◇ UNVERIFIED |
| LPLeisure Pools San Antonio Plant | San Antonio | TX | — | ◇ UNVERIFIED |
| LPLeroy Plastics INC. | Leroy | NY | — | ◇ UNVERIFIED |
| LCLiberty Compassion INC Dba Affinity | Clinton | MA | — | ◇ UNVERIFIED |
| LPLiberty Plastics Molding Corporation, INC. | Bellevue | KY | — | ◇ UNVERIFIED |
| LPLifetime Plastics | Morgan Hill | CA | — | ◇ UNVERIFIED |
| LRLightning Rod and Pipe, LLC | Humble | TX | — | ◇ UNVERIFIED |
| LFLonestar Fiberglass New Braunfels | New Braunfels | TX | — | ◇ UNVERIFIED |
| LFLonestar Fiberglass Pools | Kingsbury | TX | — | ◇ UNVERIFIED |
 Louisiana Pacific CORP | Middlebury | IN | — | ◇ UNVERIFIED |
| MMMack Molding CO | Inman | SC | — | ◇ UNVERIFIED |
| MPMacro Plastics INC | Fairfield | CA | — | ◇ UNVERIFIED |
| MCMarble Crafters | Holly Hill | FL | — | ◇ UNVERIFIED |
| MMMarine Muffler Corporation | Apopka | FL | — | ◇ UNVERIFIED |
| MCMarkel Corporation | Plymouth Meeting | PA | — | ◇ UNVERIFIED |
| MCMarvin Composites | Fargo | ND | — | ◇ UNVERIFIED |
| MCMateenbar Composite Reinforcements, LLC | Concord | NC | — | ◇ UNVERIFIED |
| MPMayon Plastics CO | Hopkins | MN | — | ◇ UNVERIFIED |
| MDMc Dist & Mfg. CO | Addison | IL | — | ◇ UNVERIFIED |
| MDM D Building Products INC | Woodburn | OR | — | ◇ UNVERIFIED |
| MBMd Building Products, INC. | Gainesville | GA | — | ◇ UNVERIFIED |
| MNMeadville New Products, INC. | Meadville | PA | — | ◇ UNVERIFIED |
| MEMedical Extrusion Technologies Minnesota INC | Elk River | MN | — | ◇ UNVERIFIED |
| MPMercer Prods CO | Umatilla | FL | — | ◇ UNVERIFIED |
| MPMercury Plastics, INC. | City of Industry | CA | — | ◇ UNVERIFIED |
| MCMetaldyne CORP | Middleville | MI | — | ◇ UNVERIFIED |
| MIMicrolumen INC | Oldsmar | FL | — | ◇ UNVERIFIED |
| MPMicro Plastics INC | Flippin | AR | — | ◇ UNVERIFIED |
| MIMikron Industries | Kent | WA | — | ◇ UNVERIFIED |
| MIMikron Industries INC | Richmond | KY | — | ◇ UNVERIFIED |
| MWMilgard Windows and Doors | Tualatin | OR | — | ◇ UNVERIFIED |
| MMMiller Manufacturing | Washougal | WA | — | ◇ UNVERIFIED |
| MMMilne Manufacturing | Gasport | NY | — | ◇ UNVERIFIED |
 Miniature Precision Components Janesville | Janesville | WI | — | ◇ UNVERIFIED |
| MMMinnesota Medtec INC | Osseo | MN | — | ◇ UNVERIFIED |
| MPMi Profiles LLC - Millersburg | Millersburg | PA | — | ◇ UNVERIFIED |
| MPMi Profiles Llc/millersburg Plt | Millersburg | PA | — | ◇ UNVERIFIED |
| MPMission Plastics INC | Ontario | CA | — | ◇ UNVERIFIED |
| MNM & N Plastics | El Paso | TX | — | ◇ UNVERIFIED |
| MPModern Pro Packaging INC | Compton | CA | — | ◇ UNVERIFIED |
| MFMolded Fiber Glass Alabama LLC | Opp | AL | — | ◇ UNVERIFIED |
| MBMolecular Bioproducts INC Dba Thermo Fishier Scientific-petaluma | Petaluma | CA | — | ◇ UNVERIFIED |
| MSMomentive Specialty Chemicals INC. | Houston | TX | — | ◇ UNVERIFIED |
| MMMonarch Manufacturing, INC. | Belcamp | MD | — | ◇ UNVERIFIED |
| MAMonotrac Articulation LLC | Midvale | UT | — | ◇ UNVERIFIED |
| MHMorgan Hill Plastics | Morgan Hill | CA | — | ◇ UNVERIFIED |
| MCMorton Custom Plastics | Saint Matthews | SC | — | ◇ UNVERIFIED |
| MCMorton Custom Plastics | Saint Matthews | SC | — | ◇ UNVERIFIED |
| MLMr Longarm INC | Greenwood | MO | — | ◇ UNVERIFIED |
| MMMsi Molding Solutions, INC. | Rome | NY | — | ◇ UNVERIFIED |
| MUMultina USA | Plattsburgh | NY | — | ◇ UNVERIFIED |
| MFMvp Food Packaging | Mount Vernon | KY | — | ◇ UNVERIFIED |
| MCMwm Corporation | Phoenix | AZ | — | ◇ UNVERIFIED |
| MFMyers Fiberglass | Visalia | CA | — | ◇ UNVERIFIED |
| MSMyers & Sons Hi-way Safety INC | Napa | CA | — | ◇ UNVERIFIED |
| NMNakanishi Manufacturing Corporation | Winterville | GA | — | ◇ UNVERIFIED |
| NPNatco Products CORP | West Warwick | RI | — | ◇ UNVERIFIED |
| NDNational Diversified Sales | Powder Springs | GA | — | ◇ UNVERIFIED |
| NDNational Diversified Sales | Visalia | CA | — | ◇ UNVERIFIED |
| NDNational Diversified Sales Nds | Fresno | CA | — | ◇ UNVERIFIED |
| NONational Oilwell Varco | San Antonio | TX | — | ◇ UNVERIFIED |
| NONational Oilwell Varco, L.p. | San Antonio | TX | — | ◇ UNVERIFIED |
| NPNational Pipe and Plastics, INC. | Endicott | NY | — | ◇ UNVERIFIED |
| NPNational Pipe and Plastics Incorporated | Colfax | NC | — | ◇ UNVERIFIED |
| NPNational Pipe & Plast | Thomasville | GA | — | ◇ UNVERIFIED |
| NPNational Pipe & Plastics INC | Endicott | NY | — | ◇ UNVERIFIED |
| NCNc Coatings, LLC | Staley | NC | — | ◇ UNVERIFIED |
| NNds | Fresno | CA | — | ◇ UNVERIFIED |
| NCNelipak Corporation | Cranston | RI | — | ◇ UNVERIFIED |
| NPNelson Plastics, Inc. | Paynesville | MN | — | ◇ UNVERIFIED |
| NANew Aeroclave Building | Winter Park | FL | — | ◇ UNVERIFIED |
 New Bedford Technology LLC | Winchester | VA | — | ◇ UNVERIFIED |
| NSNew Surface-odessa | Odessa | MO | — | ◇ UNVERIFIED |
| NINibco INC. | Greensboro | GA | — | ◇ UNVERIFIED |
| NCNida Core - 3m | Port Saint Lucie | FL | — | ◇ UNVERIFIED |
| NKNifco Ktw | Toccoa | GA | — | ◇ UNVERIFIED |
| NCNoma Cable Tech | Mineral Wells | TX | — | ◇ UNVERIFIED |
| NANortek Air Solutions LLC | Tualatin | OR | — | ◇ UNVERIFIED |
| NANorth American Pipe Company | Springfield | KY | — | ◇ UNVERIFIED |
| NANorth American Pipe CORP | Litchfield | IL | — | ◇ UNVERIFIED |
| NANorth American Pipe Corporation, Napco | Booneville | MS | — | ◇ UNVERIFIED |
| NANorth American Speciality Products | Mcpherson | KS | — | ◇ UNVERIFIED |
| NANorth American Specialty Products LLC | Lodi | CA | — | ◇ UNVERIFIED |
| NANorth Amer Pipe Corp/leola | Leola | PA | — | ◇ UNVERIFIED |
| NCNorth Canton Plastics INC. | Canton | OH | — | ◇ UNVERIFIED |
| NPNorthern Pipe Products - Fargo | Fargo | ND | — | ◇ UNVERIFIED |
| NPNorthern Pipe Products - West Fargo | West Fargo | ND | — | ◇ UNVERIFIED |
| NPNorton Packaging INC. | Monticello | GA | — | ◇ UNVERIFIED |
| NFNov Fgs L.p. Mineral Wells | Mineral Wells | TX | — | ◇ UNVERIFIED |
| NANupi Americas, INC. | Houston | TX | — | ◇ UNVERIFIED |
| NPNw Powerstroke Repair and Performance | Vancouver | WA | — | ◇ UNVERIFIED |
