| PMPrecision Machine & Metal Fabrication, INC. | Tupelo | MS | — | ◇ UNVERIFIED |
| PMPrecision Machine Parts INC. | Nevada | MO | — | ◇ UNVERIFIED |
| PMPrecision Machine & Tool, INC. | Glasgow | KY | — | ◇ UNVERIFIED |
| PMPrecision Machine Werks, INC. | Manitowoc | WI | — | ◇ UNVERIFIED |
| PMPrecision Machining, a Div. of Ref Alabama, INC. | Greenville | AL | — | ◇ UNVERIFIED |
| PMPrecision Machining Services INC | Chattanooga | TN | — | ◇ UNVERIFIED |
| PMPrecision Machining Services, INC. | Clinton | MS | — | ◇ UNVERIFIED |
| PMPrecision Manufacturing Group, inc. | Nunica | MI | — | ◇ UNVERIFIED |
| PCPrecisionmatics Co., INC. | West Winfield | NY | — | ◇ UNVERIFIED |
| PMPrecision Metalcrafters, INC. | Williamstown | NJ | — | ◇ UNVERIFIED |
| PMPrecision Metal Products LLC | Scottsdale | AZ | — | ◇ UNVERIFIED |
| PMPrecision Metal Works INC | Newberg | OR | — | ◇ UNVERIFIED |
| PMPrecision Metal Works, INC. | Montgomery | AL | — | ◇ UNVERIFIED |
| PMPrecision Mfg & Design INC | Langley | OK | — | ◇ UNVERIFIED |
| PMPrecision Mold & Machine, INC. | Lanett | AL | — | ◇ UNVERIFIED |
| POPrecision Outlaws LLC | Newton | KS | — | ◇ UNVERIFIED |
| PPPrecision Packaging Components LLC | Rienzi | MS | — | ◇ UNVERIFIED |
| PPPrecision Performance Products LLC | Crosby | MN | — | ◇ UNVERIFIED |
 Precision Photo-fab, INC. | Lackawanna | NY | — | ◇ UNVERIFIED |
| PPPrecision Products LTD INC. | Quakertown | PA | — | ◇ UNVERIFIED |
| PRPrecision Roll Grinders INC | Lewisport | KY | — | ◇ UNVERIFIED |
| PSPrecision Stone Products Inc | Elkhart | IN | — | ◇ UNVERIFIED |
| PSPrecision Swiss Products, INC. | Milpitas | CA | — | ◇ UNVERIFIED |
 Precision Waterjet, Inc. | Crystal Lake | IL | — | ◇ UNVERIFIED |
| PLPrecisionworks LLC | Raymore | MO | — | ◇ UNVERIFIED |
| PPPremac Precision Machining CORP | Penrose | CO | — | ◇ UNVERIFIED |
| PMPremier Manufacturing INC | Maple Grove | MN | — | ◇ UNVERIFIED |
| PPPremier Plastics INC | Hoyt Lakes | MN | — | ◇ UNVERIFIED |
| PPPremier Products of Racine, INC. | Racine | WI | — | ◇ UNVERIFIED |
| PPPremier Properties | Menlo Park | CA | — | ◇ UNVERIFIED |
| PTPremier Tillage, Inc | Quinter | KS | — | ◇ UNVERIFIED |
| PMPremium Manufacturing, INC. | Rock Island | IL | — | ◇ UNVERIFIED |
| PRPremium Resin Tech, LLC | Port Huron | MI | — | ◇ UNVERIFIED |
| PTPremium Tool Company, INC. | Jersey Shore | PA | — | ◇ UNVERIFIED |
| PRPrem Reliance INC | Rockford | IL | — | ◇ UNVERIFIED |
| PTPrestige Tool Manufacturer, LLC | Milford | CT | — | ◇ UNVERIFIED |
| PMPreston Machine, INC | Kingwood | WV | — | ◇ UNVERIFIED |
| PCPrice Commercial Holdings, LLC | Machesney Park | IL | — | ◇ UNVERIFIED |
| PMPride Manufacturing* | Liberty | MO | — | ◇ UNVERIFIED |
| PMPrieto Machine Co., INC. | Warminster | PA | — | ◇ UNVERIFIED |
| PMPrime Machining, INC | Deland | FL | — | ◇ UNVERIFIED |
 Primetals Technologies USA LLC | Cortland | OH | — | ◇ UNVERIFIED |
| PMPrimos Machine Shop LLC | Ontario | CA | — | ◇ UNVERIFIED |
| PPPrince Precision Machining LLC | Louisville | KY | — | ◇ UNVERIFIED |
| PPrinsco | Appleton | WI | — | ◇ UNVERIFIED |
| PIPrintsafe, INC. | Poway | CA | — | ◇ UNVERIFIED |
| PLPrior Lake Machine INC | Prior Lake | MN | — | ◇ UNVERIFIED |
| PIPrism Industries, INC. | Harlingen | TX | — | ◇ UNVERIFIED |
| PEProbert Engineering INC | La Habra | CA | — | ◇ UNVERIFIED |
 Process Manufacturing LLC | North Logan | UT | — | ◇ 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 Machining of Alma | Alma | MI | — | ◇ UNVERIFIED |
| PTProduction Tool - Manufacturing INC | Plymouth | MN | — | ◇ UNVERIFIED |
| PIProfessional Instruments Company | Hopkins | MN | — | ◇ UNVERIFIED |
| PMProfessional Machine & Tool Co., INC. | Gallatin | TN | — | ◇ UNVERIFIED |
| PPProfessional Plastics | San Jose | CA | — | ◇ 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 |
| PEProject Engineering Company | Springboro | OH | — | ◇ 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 |
| PPromet | Sunnyvale | CA | — | ◇ UNVERIFIED |
| PRPrometheus RF LLC | Rochester | NY | — | ◇ UNVERIFIED |
| PRProof Research Acd | Dayton | OH | — | ◇ UNVERIFIED |
| PPPro Pel Plastech INC | South Deerfield | MA | — | ◇ UNVERIFIED |
| POProperties of Jaguar Precision LLC. | Gardnerville | NV | — | ◇ UNVERIFIED |
| PPPro Polymers INC | Stockbridge | MI | — | ◇ UNVERIFIED |
| PPProrez Performance Resins and Coatings L | South Glastonbury | CT | — | ◇ UNVERIFIED |
| PTPro Tek Cargo Inc. | Napa | CA | — | ◇ UNVERIFIED |
| PVPro-tek Vaults | Van Nuys | CA | — | ◇ UNVERIFIED |
| PIProto-cam INC | Grand Rapids | MI | — | ◇ UNVERIFIED |
| PCProtofab Corporation | Troy | MI | — | ◇ UNVERIFIED |
| PTProtofab Technologies L.L.C. | Valley View | PA | — | ◇ UNVERIFIED |
| PSProto Space Eng INC | South El Monte | CA | — | ◇ UNVERIFIED |
| PProtoworx | Minot | ME | — | ◇ UNVERIFIED |
| PMProturn Mfg. INC. | Oregon City | OR | — | ◇ UNVERIFIED |
| PLProvidence Leasing & Rental LLC | Berthoud | CO | — | ◇ UNVERIFIED |
 Prowse Manufacturing Group | Arlington | WA | — | ◇ UNVERIFIED |
| PTPR Technical Products Sales Group Corp | Cayey | PR | — | ◇ UNVERIFIED |
| PCPsc Custom LLC Dba Polar Service Centers | Salem | IL | — | ◇ UNVERIFIED |
| PIPTG, Inc. | Cadillac | MI | — | ◇ UNVERIFIED |
| PTP T Tool & Machine Company | Derby | CT | — | ◇ UNVERIFIED |
| PWPt Welding and Driveshaft Repair INC | La Crescent | MN | — | ◇ UNVERIFIED |
| PPPulse Performance Parts LLC | Sparks | NV | — | ◇ UNVERIFIED |
| PIPurecycle Ironton Facility | Ironton | OH | — | ◇ UNVERIFIED |
| PIPuretech INC | Castle Rock | CO | — | ◇ UNVERIFIED |
| PCPurin Corp MN Inc. | Shoreview | MN | — | ◇ UNVERIFIED |
| PMPurolite Merlin | New Garden, Township of | PA | — | ◇ UNVERIFIED |
| PVP V American INC | Houston | TX | — | ◇ UNVERIFIED |
