| PTPrecise Tool and Die Company, INC. | Willoughby | OH | — | ◇ UNVERIFIED |
| PAPrecision Arts CORP | Mcminnville | OR | — | ◇ UNVERIFIED |
| PAPrecision Assemblies, INC. | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| PBPrecision Balance & Machine INC | Midvale | UT | — | ◇ UNVERIFIED |
| PLPrecisionBilt, LLC | Minneapolis | MN | — | ◇ UNVERIFIED |
| PBPrecision Boring LLC | Manistee | MI | — | ◇ UNVERIFIED |
| PCPrecision Cams, Inc. | Indianapolis | IN | — | ◇ UNVERIFIED |
| PCPrecision Cast Products | Oakland | CA | — | ◇ UNVERIFIED |
| PCPrecision Cnc LTD | Lancaster | OH | — | ◇ UNVERIFIED |
| PCPrecision Components - Gc Bldg 1 | Guthrie Center | IA | — | ◇ UNVERIFIED |
| PCPrecision Components - Gc Building 2 | Guthrie Center | IA | — | ◇ UNVERIFIED |
| PCPrecision Components Group INC. | West Springfield | MA | — | ◇ UNVERIFIED |
| PCPrecision Components Midwest, LLC | Norfolk | NE | — | ◇ UNVERIFIED |
| PCPrecision Cutter Grinding, INC. | Hartland | VT | — | ◇ UNVERIFIED |
 Precision Engineering, INC. | Kalispell | MT | — | ◇ UNVERIFIED |
| PMPrecision Machine and Tool Works, INC. | Conyers | GA | — | ◇ UNVERIFIED |
| PMPrecision Machine & Metal Fabrication, INC. | Tupelo | MS | — | ◇ UNVERIFIED |
| PMPrecision Machine Parts INC. | Nevada | MO | — | ◇ UNVERIFIED |
| PMPrecision Machine Products INC | Gastonia | NC | — | ◇ 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 Performance Products LLC | Crosby | MN | — | ◇ UNVERIFIED |
 Precision Photo-fab, INC. | Lackawanna | NY | — | ◇ UNVERIFIED |
| Precision Photo-fab INC Dba Switzer | Hamburg | NY | — | ◇ UNVERIFIED |
| PPPrecision Products LTD INC. | Quakertown | PA | — | ◇ UNVERIFIED |
| PRPrecision Roll Grinders INC | Lewisport | KY | — | ◇ UNVERIFIED |
| PSPrecision Swiss Products, INC. | Milpitas | CA | — | ◇ UNVERIFIED |
| PTPrecision Tools and Mold LLC | Ironwood | MI | — | ◇ 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 Products of Racine, INC. | Racine | WI | — | ◇ UNVERIFIED |
| PTPremier Tillage, Inc | Quinter | KS | — | ◇ UNVERIFIED |
| PMPremium Manufacturing, INC. | Rock Island | IL | — | ◇ UNVERIFIED |
| PTPremium Tool Company, INC. | Jersey Shore | PA | — | ◇ UNVERIFIED |
| PMPrenatt Manufacturing, INC. | Pleasantville | PA | — | ◇ 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 |
| PCPrime Cast INC | Beloit | WI | — | ◇ UNVERIFIED |
| PIPrimecast, Inc.(former) | South Beloit | IL | — | ◇ 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 |
| PLPrior Lake Machine INC | Prior Lake | MN | — | ◇ UNVERIFIED |
 Prl Industries INC | Lebanon | PA | — | ◇ UNVERIFIED |
 Process Manufacturing LLC | North Logan | UT | — | ◇ UNVERIFIED |
| PPProcess Prototype INC | Romulus | MI | — | ◇ 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 |
| 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 |
| POProperties of Jaguar Precision LLC. | Gardnerville | NV | — | ◇ 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 |
| PVPro V Enterprises | Dearborn | MI | — | ◇ UNVERIFIED |
| PLProvidence Leasing & Rental LLC | Berthoud | CO | — | ◇ UNVERIFIED |
 Prowse Manufacturing Group | Arlington | WA | — | ◇ UNVERIFIED |
| PCPsc Custom LLC Dba Polar Service Centers | Salem | IL | — | ◇ UNVERIFIED |
 P.t. Armor, INC. | Fairfax | VA | — | ◇ UNVERIFIED |
| PIPTG, Inc. | Cadillac | MI | — | ◇ UNVERIFIED |
