| PEPenn Equipment Corporation | Port Carbon | PA | — | ◇ UNVERIFIED |
| PDPennsylvania Drilling Company, INC. | Mc Kees Rocks | PA | — | ◇ UNVERIFIED |
| PPPennsylvania Precision Products, Inc. | Vandergrift | PA | — | ◇ UNVERIFIED |
| PSPennsylvania Steel Fndy & Machine CO | Hamburg | PA | — | ◇ UNVERIFIED |
| PFPentair Flow Technologies, LLC - Ashland Casting Center | Ashland | OH | — | ◇ UNVERIFIED |
| PDPentz Design Pattern and Foundry INC | Duvall | WA | — | ◇ UNVERIFIED |
| PTPequot Tool - Mfg INC | Jenkins | MN | — | ◇ UNVERIFIED |
| PTPequot Tool - Mfg INC - North Building | Pine River | MN | — | ◇ UNVERIFIED |
| PFPerfect Form Manufacturing, LLC | Henrietta | NY | — | ◇ UNVERIFIED |
| PGPerfection Grinding INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| PIPerfectools, INC. | Fremont | CA | — | ◇ UNVERIFIED |
| PFPerformance Fab, LLC | Seymour | WI | — | ◇ UNVERIFIED |
| PMPerformance Machine & Parts INC | Wellington | KS | — | ◇ UNVERIFIED |
| PMPerformance Machine Tech International | Santa Clarita (Valencia Area) | CA | — | ◇ UNVERIFIED |
| PMPerformance Machine Tech International | West Hills | CA | — | ◇ UNVERIFIED |
| PMPerformance Machine Works, LLC | Dothan | AL | — | ◇ UNVERIFIED |
| PMPerformance Machining, INC. | Irwin | PA | — | ◇ UNVERIFIED |
| PMPerformance Machining Services, INC. | Pensacola | FL | — | ◇ UNVERIFIED |
| PPPerformance Pattern & Machinery | Peoria | IL | — | ◇ UNVERIFIED |
| PCPerm Cast LLC | Cynthiana | KY | — | ◇ UNVERIFIED |
| PCPerry Capital Holding Co. | Richmond | KY | — | ◇ UNVERIFIED |
| PDPeter Day | Portland | OR | — | ◇ UNVERIFIED |
| PCPeterson Cat Rental Store | Portland | OR | — | ◇ UNVERIFIED |
| PPPeterson Precision LLC | Geneva | OH | — | ◇ UNVERIFIED |
| PAPetron Automation INC | Watertown | CT | — | ◇ UNVERIFIED |
 P - F Machining INC | Osseo | MN | — | ◇ UNVERIFIED |
| PFP & F Properties, INC. | Otsego | MN | — | ◇ UNVERIFIED |
| PMPgi Manufacturing, LLC | Peru | IL | — | ◇ UNVERIFIED |
| PIPg Imtech of California, LLC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| PFPH Fabrication LLC | Williamston | SC | — | ◇ UNVERIFIED |
| PWPhil's Welding, Inc. | Lapoint | UT | — | ◇ UNVERIFIED |
| PDPhinary Dynamics | Belmont | CA | — | ◇ UNVERIFIED |
| PCPhoenix Companies, LLC | Springfield | VA | — | ◇ UNVERIFIED |
| PCPhoenix Custom Engineering LLC | Clearwater | FL | — | ◇ UNVERIFIED |
| PMPhoenix Machine Company, INC. | Seymour | CT | — | ◇ UNVERIFIED |
| PTPhoenix Test Arrays, LLC | Tempe | AZ | — | ◇ UNVERIFIED |
| PWPhoenix Wakefield LLC | Oakdale | CA | — | ◇ UNVERIFIED |
| PWPhoenix Wakefield LLC | Oakdale | CA | — | ◇ UNVERIFIED |
| PSPhosphor Solutions | Lexington | KY | — | ◇ UNVERIFIED |
| PMPiatek Machine Company, INC. | Pawtucket | RI | — | ◇ UNVERIFIED |
| PPPI-CO Precision Fabrication, Inc. | Hutto | TX | — | ◇ UNVERIFIED |
| PMPiecepart Manufacturing LLC | Gainesville | FL | — | ◇ UNVERIFIED |
| PEPiedmont Electric Motor Repair, Inc., of Asheboro | Asheboro | NC | — | ◇ UNVERIFIED |
| PMPierpont Manufacturing, LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| PEPierzchala Estates LLC | Columbia Station | OH | — | ◇ UNVERIFIED |
| PMPike Machine Shop | Troy | AL | — | ◇ UNVERIFIED |
| PTPike Tool & Grinding Incorporated | Colorado Springs | CO | — | ◇ UNVERIFIED |
| PMPillar Machine | Taylorsville | UT | — | ◇ UNVERIFIED |
| PMPinnacle Machine, INC | Orlando | FL | — | ◇ UNVERIFIED |
| PSPinto Slade LLC | LaGrange | OH | — | ◇ UNVERIFIED |
| PFPioneer Foundry CO INC | Jackson | MI | — | ◇ UNVERIFIED |
| PMPioneer Metal Finishing | Madison Heights | MI | — | ◇ UNVERIFIED |
 Pioneer Service, INC. | Addison | IL | — | ◇ UNVERIFIED |
| PPPipe Properties, LLC and Gateway View, LLC | Chattanooga | TN | — | ◇ UNVERIFIED |
| PPPiper Precision, INC. | Pearland | TX | — | ◇ UNVERIFIED |
| PPPiqua Power Plant | Piqua | OH | — | ◇ UNVERIFIED |
| PBPit Bull Products | Huntsville | AL | — | ◇ UNVERIFIED |
| PPPivotal Precision | Kendall | NY | — | ◇ UNVERIFIED |
| PGPk3 Group INC. | Sterling | MA | — | ◇ UNVERIFIED |
| PTP-k Tool & Manufacturing Company | Santa Teresa | NM | — | ◇ UNVERIFIED |
| PEPlant Engineering and Maintenance - Oxford Machine and Fabrication | Oxford | AL | — | ◇ UNVERIFIED |
| PCPlasma Coating CORP | Gardena | CA | — | ◇ UNVERIFIED |
 Plastifab,inc. | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| PLPlateworks, LLC | Dalton | GA | — | ◇ UNVERIFIED |
| PVPlatte Valley Steel | Murray | NE | — | ◇ UNVERIFIED |
| PMP&L Machine of Wisconsin Corp | Franksville | WI | — | ◇ UNVERIFIED |
 Plouse Machine Shop INC. | Harrisburg | PA | — | ◇ UNVERIFIED |
| PAPlumbing and Mechanical Contractors | Milwaukie | OR | — | ◇ UNVERIFIED |
| P2Plus 2 International INC | Carlsbad | CA | — | ◇ UNVERIFIED |
| PLPlymouth LLC | Bell Gardens | CA | — | ◇ UNVERIFIED |
| PAP.m. Armor, INC. | Mount Prospect | IL | — | ◇ UNVERIFIED |
| PPPMT Properties LLC | Franklin | IN | — | ◇ UNVERIFIED |
| PMPolaris Machining | Marysville | WA | — | ◇ UNVERIFIED |
| PTPolich Tallix INC | Rock Tavern | NY | — | ◇ UNVERIFIED |
| POPolychem Oms Systems LLC | Leetonia | OH | — | ◇ UNVERIFIED |
| PCPolysinter Corp | Fayetteville | GA | — | ◇ UNVERIFIED |
| PIPoly-tech Industrial, INC. | Huntersville | NC | — | ◇ UNVERIFIED |
| PTPomeroy Tool Inc. | Minneapolis | MN | — | ◇ UNVERIFIED |
| PPPonam Precision Gages | Glendale | CA | — | ◇ UNVERIFIED |
| PHPoplar Hill Machine | Conway | MA | — | ◇ UNVERIFIED |
| PMPortable Machine Works, LLC | Prairieville | LA | — | ◇ UNVERIFIED |
| PMPorter Manufacturing LLC | New Boston | NH | — | ◇ UNVERIFIED |
| PPPortland Precision Manufacturing Co. | Oregon City | OR | — | ◇ UNVERIFIED |
| PWPortland Waterjet LLC | Portland | OR | — | ◇ UNVERIFIED |
| PLPort Logistics | Rancho Dominguez | CA | — | ◇ UNVERIFIED |
| PPPositive Prototype Industries | Fraser | MI | — | ◇ UNVERIFIED |
| PMPowell Mcgee Associates INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| PRPower Repair Service INC. | Corpus Christi | TX | — | ◇ UNVERIFIED |
| PMPowers Machining INC | Alexandria | MN | — | ◇ UNVERIFIED |
| PCPPI Corp | Rochester | NY | — | ◇ UNVERIFIED |
| PGPpit Global Sales. Llc, | Sarasota | FL | — | ◇ UNVERIFIED |
| PTPraet Tool & Engineering INC | Fraser | MI | — | ◇ UNVERIFIED |
| PVPrairie Valley Enterprises, Inc. | Lakeville | MN | — | ◇ UNVERIFIED |
| PDPr - D INC | Perham | MN | — | ◇ UNVERIFIED |
 Precise Holdings LLC | Westfield | IN | — | ◇ UNVERIFIED |
| PMPrecise Machine and Tool INC | Louisville | KY | — | ◇ UNVERIFIED |
| PMPrecise Machine and Tool LLC | Richmond | IN | — | ◇ UNVERIFIED |
| PMPrecise Machine & Manufacturing INC. | Cassville | MO | — | ◇ UNVERIFIED |
| PMPrecise Metalcraft, INC. | Anoka | MN | — | ◇ UNVERIFIED |
| PPPrecise Prototypes LLC | Lewiston | ID | — | ◇ UNVERIFIED |
