| MPMarble Prods INC | Webster | — | ◇ UNVERIFIED |
| MGMarshall Gruber Systems, INC. | Mansfield | — | ◇ UNVERIFIED |
| MMMaxwell Manufacturing, INC. | Maxwell | — | ◇ UNVERIFIED |
| MPMedway Plastics Corporation | Pflugerville | — | ◇ UNVERIFIED |
| MPMeridian Products Corporation (360 Toll and Design) | Dallas | — | ◇ UNVERIFIED |
| MPMetal Profies nad Plastics | Mission | — | ◇ UNVERIFIED |
| MNM & N Plastics | El Paso | — | ◇ UNVERIFIED |
| MIMoll Industries | Dallas | — | ◇ UNVERIFIED |
| MSMomentive Specialty Chemicals INC. | Houston | — | ◇ UNVERIFIED |
 Moore Fabrication, INC. | Houston | — | ◇ UNVERIFIED |
| MBMorgan Building & Spas INC | Hallettsville | — | ◇ UNVERIFIED |
| MPM P Industries, INC. | Tyler | — | ◇ UNVERIFIED |
| NANampac a Division of Bway Corporation | Bryan | — | ◇ UNVERIFIED |
| NONational Oilwell Varco | San Antonio | — | ◇ UNVERIFIED |
| NONational Oilwell Varco, L.p. | San Antonio | — | ◇ UNVERIFIED |
| NTNew Thermo-serv | Dallas | — | ◇ UNVERIFIED |
| NINicor INC | Dripping Springs | — | ◇ UNVERIFIED |
| NINicor INC | Schulenburg | — | ◇ UNVERIFIED |
| NINicor INC | Schulenburg | — | ◇ UNVERIFIED |
| NSNl Shaffer | Stafford | — | ◇ UNVERIFIED |
| NCNoma Cable Tech | Mineral Wells | — | ◇ UNVERIFIED |
| NANorth American Sealing Solutions, LLC | Fort Worth | — | ◇ UNVERIFIED |
| NBNov Belton Facility | Belton | — | ◇ UNVERIFIED |
| NFNov Fgs L.p. Mineral Wells | Mineral Wells | — | ◇ UNVERIFIED |
| NNovolex | Carrollton | — | ◇ UNVERIFIED |
| NINSJ International, LLC | Houston | — | ◇ UNVERIFIED |
| NMNumo Manufacturing, INC. | Kaufman | — | ◇ UNVERIFIED |
| NANupi Americas, INC. | Houston | — | ◇ UNVERIFIED |
| OFOldcastle Fort Worth Sylvania | Fort Worth | — | ◇ UNVERIFIED |
| ODOlin Dallas Terminal | Dallas | — | ◇ UNVERIFIED |
| OCOrange County Plant | Orange | — | ◇ UNVERIFIED |
| PDPackage Design and Mfg | San Antonio | — | ◇ UNVERIFIED |
| PCPactiv Corporation | Temple | — | ◇ UNVERIFIED |
| PLPactiv, LLC | Corsicana | — | ◇ UNVERIFIED |
| POPari Olefins LLC | Harlingen | — | ◇ UNVERIFIED |
| PSParker Stratoflex Mansfield Hose Plant | Mansfield | — | ◇ UNVERIFIED |
| PFPermian Fiberglass | Midland | — | ◇ UNVERIFIED |
| PFPermian Fiberglass Division | Odessa | — | ◇ UNVERIFIED |
| PNPetroflex North America | Gainesville | — | ◇ UNVERIFIED |
| PLPexco L.l.c. | Houston | — | ◇ UNVERIFIED |
| PPPiedmont Plastics | El Paso | — | ◇ UNVERIFIED |
| PHPi Holdings, INC. | Jacksonville | — | ◇ UNVERIFIED |
| PTPiping Technology and Products, INC. | Houston | — | ◇ UNVERIFIED |
| PMPlastic Molding Technology INC. | El Paso | — | ◇ UNVERIFIED |
| PVPlastic Vacuum Forming, INC. | San Antonio | — | ◇ UNVERIFIED |
| PLPlastomer, LP | Helotes | — | ◇ UNVERIFIED |
| PLPmt, LLC | La Feria | — | ◇ UNVERIFIED |
| PPPolly Pig By Knapp | Houston | — | ◇ UNVERIFIED |
| PPPolyguard Products | Ennis | — | ◇ UNVERIFIED |
| PPPoly Plastics | Ferris | — | ◇ UNVERIFIED |
