| PMPrenatt Manufacturing, INC. | Pleasantville | PA | — | ◇ UNVERIFIED |
| PSPrestige Sales Company, INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| PTPrestige Tool Manufacturer, LLC | Milford | CT | — | ◇ UNVERIFIED |
| PMPreston Machine, INC | Kingwood | WV | — | ◇ UNVERIFIED |
| PVPrezioso Ventures, LLC | Concord | NC | — | ◇ UNVERIFIED |
| PCPrice Commercial Holdings, LLC | Machesney Park | IL | — | ◇ UNVERIFIED |
| PPPrice Pfister INC | Pacoima | CA | — | ◇ UNVERIFIED |
| PMPride Manufacturing* | Liberty | MO | — | ◇ UNVERIFIED |
| PMPrieto Machine Co., INC. | Warminster | PA | — | ◇ UNVERIFIED |
| PMPrimary Manufacturing, INC. | Humboldt | SD | — | ◇ UNVERIFIED |
| PCPrime Cast INC | Beloit | WI | — | ◇ UNVERIFIED |
| PFPrime Field Service CORP | Salt Lake City | UT | — | ◇ UNVERIFIED |
| PMPrime Machining, INC | Deland | FL | — | ◇ UNVERIFIED |
 Primetals Technologies USA LLC | Cortland | OH | — | ◇ UNVERIFIED |
| PWPrime Wheel Corporation | Carson | CA | — | ◇ UNVERIFIED |
| PMPrimos Machine Shop LLC | Ontario | CA | — | ◇ UNVERIFIED |
| PPPrince Precision Machining LLC | Louisville | KY | — | ◇ UNVERIFIED |
| PLPrior Lake Machine INC | Prior Lake | MN | — | ◇ UNVERIFIED |
 Prl Industries INC | Lebanon | PA | — | ◇ UNVERIFIED |
| PMPr Machine Works, INC. | Ontario | OH | — | ◇ UNVERIFIED |
| PWPro-Arc Welding LLC | Mahopac | NY | — | ◇ UNVERIFIED |
 Process Manufacturing LLC | North Logan | UT | — | ◇ UNVERIFIED |
| PMProcess Materials, INC | Livermore | CA | — | ◇ UNVERIFIED |
| PPro-con | Lees Summit | MO | — | ◇ UNVERIFIED |
| PMProcutt Machine LLC | Houston | TX | — | ◇ UNVERIFIED |
| PIProdev INC | Salisbury | MA | — | ◇ UNVERIFIED |
 Production Engineering Corporation | St Anthony Village | MN | — | ◇ UNVERIFIED |
| PMProduction Machines and Manufacturing INC | Mcewen | TN | — | ◇ UNVERIFIED |
| PMProduction Machining of Alma | Alma | MI | — | ◇ UNVERIFIED |
| PTProduction Tool - Manufacturing INC | Plymouth | MN | — | ◇ UNVERIFIED |
| PFPro Fab Welding and Machine INC | Lakeville | MN | — | ◇ UNVERIFIED |
| PIProfessional Instruments Company | Hopkins | MN | — | ◇ UNVERIFIED |
| PMProfessional Machine & Tool Co., INC. | Gallatin | TN | — | ◇ UNVERIFIED |
| PTProfessional Tool Grinding of Louisville INC | Okolona | KY | — | ◇ UNVERIFIED |
| PRProfile Racing INC. | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| PTProfiles Tools & Engineering, INC. | Tempe | AZ | — | ◇ UNVERIFIED |
| PMPro-form Manufacturing LLC | Benicia | CA | — | ◇ UNVERIFIED |
| PCProfusion Corporation | Largo | FL | — | ◇ UNVERIFIED |
| PMProgressive Machine Tool LLC | Jackson | TN | — | ◇ UNVERIFIED |
| PTProgressive Tool Co., INC. | Endwell | NY | — | ◇ UNVERIFIED |
| PMProgress Machine INC. | Morgan City | LA | — | ◇ UNVERIFIED |
| PMProimtu Mmi, LLC | Tonopah | NV | — | ◇ UNVERIFIED |
| PEProject Engineering Company | Springboro | OH | — | ◇ UNVERIFIED |
| PLProjekt Lab LLC | Fort Myers | FL | — | ◇ UNVERIFIED |
| PPro-lok | Orange | CA | — | ◇ UNVERIFIED |
| PIPro-machine, INC. | Orlando | FL | — | ◇ UNVERIFIED |
| PMPro Machine LLC | Wheatland | PA | — | ◇ UNVERIFIED |
| PPPro-manufactured Products, INC. | Plainfield | CT | — | ◇ UNVERIFIED |
| PMPromaxima Manufacturing LTD. | Houston | TX | — | ◇ UNVERIFIED |
| PPromet | Sunnyvale | CA | — | ◇ UNVERIFIED |
