| PPParker-hose Products Division | Mason | MI | — | ◇ UNVERIFIED |
| PMParkside Machine & Fabrication | Carthage | MO | — | ◇ UNVERIFIED |
| PSPark Street Machine INC. | Muskegon Heights | MI | — | ◇ UNVERIFIED |
| PMParkway Machine & Metal Works, INC. | Saraland | AL | — | ◇ UNVERIFIED |
| PPPar_metal Products INC. | North Arlington | NJ | — | ◇ UNVERIFIED |
| PIPartco, INC. | Baton Rouge | LA | — | ◇ UNVERIFIED |
| PLPartsBadger LLC | West Bend | WI | — | ◇ UNVERIFIED |
| PRPaso Robles Tank -brown- Minneapolis Tank INC. | Sparks | NV | — | ◇ UNVERIFIED |
| PPPassaic Pioneer Properties CO. | Passaic | NJ | — | ◇ UNVERIFIED |
 Patriot Machining and Fabrication LLC | Roseville | CA | — | ◇ UNVERIFIED |
| PPPattison Precision Products, INC. | Broken Arrow | OK | — | ◇ UNVERIFIED |
| PPPaul Precision Machine INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| PPPavyer Printing Machine Works | Saint Louis | MO | — | ◇ UNVERIFIED |
| PIPcl Industrial Services INC | Bakersfield | CA | — | ◇ UNVERIFIED |
| PLPdc, LLC | Coraopolis | PA | — | ◇ UNVERIFIED |
| PLPdf LLC | Gilbert | AZ | — | ◇ UNVERIFIED |
| PDP D Q Machine, INC. | Machesney Park | IL | — | ◇ UNVERIFIED |
| PMPearlsnap Machine Works, LLC | Madison | WI | — | ◇ UNVERIFIED |
| PVPedal Valves, INC. | Luling | LA | — | ◇ UNVERIFIED |
| PDPegasus Design | Livermore | CA | — | ◇ UNVERIFIED |
| PMPellco Machine INC | Saint Michael | MN | — | ◇ UNVERIFIED |
| PIPeninsula Iron Works | Portland | OR | — | ◇ UNVERIFIED |
| PEPenn Equipment Corporation | Port Carbon | PA | — | ◇ UNVERIFIED |
| PCPennlake CORP | Erie | PA | — | ◇ UNVERIFIED |
| PDPennsylvania Drilling Company, INC. | Mc Kees Rocks | PA | — | ◇ UNVERIFIED |
| PPPennsylvania Precision Products, Inc. | Vandergrift | PA | — | ◇ 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 | West Hills | CA | — | ◇ UNVERIFIED |
| PMPerformance Machine Tech International | Santa Clarita (Valencia Area) | 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 |
| PHPermian Holdings, INC. | Odessa | TX | — | ◇ UNVERIFIED |
| PTPermian Tank & Manufacturing | Odessa | TX | — | ◇ UNVERIFIED |
| PTPermian Tank & Manufacturing INC Belle Fourche Plant | Belle Fourche | SD | — | ◇ UNVERIFIED |
| PCPerry Capital Holding Co. | Richmond | KY | — | ◇ UNVERIFIED |
| PIPeters Interest LLC | Escondido | CA | — | ◇ UNVERIFIED |
| PCPeterson Cat Rental Store | Portland | OR | — | ◇ UNVERIFIED |
| PEPeterson Equipment Co., INC. | Katy | TX | — | ◇ UNVERIFIED |
| PPPeterson Precision LLC | Geneva | OH | — | ◇ UNVERIFIED |
| PEPetroleum Equipment and Manufacturing Company | Hialeah | FL | — | ◇ 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 |
| PAPhoenix / Anjon Building Materials, Inc. | O'Fallon | MO | — | ◇ UNVERIFIED |
| PCPhoenix Companies, LLC | Springfield | VA | — | ◇ UNVERIFIED |
| PCPhoenix Custom Engineering LLC | Clearwater | FL | — | ◇ UNVERIFIED |
 Phoenix Fabricators and Erectors INC | Nicholasville | KY | — | ◇ UNVERIFIED |
| Phoenix Fabricators and Erectors INC | Helena | GA | — | ◇ 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 |
| PFPilgrim Fireplace Equipment CO | Richmond | CA | — | ◇ UNVERIFIED |
| PFPilgrim Fireplace Equipment CO | Fairfield | CA | — | ◇ UNVERIFIED |
| PMPillar Machine | Taylorsville | UT | — | ◇ UNVERIFIED |
| PMPinnacle Machine, INC | Orlando | FL | — | ◇ UNVERIFIED |
| PSPinto Slade LLC | LaGrange | OH | — | ◇ UNVERIFIED |
| PMPioneer Metal Finishing | Madison Heights | MI | — | ◇ UNVERIFIED |
 Pioneer Service, INC. | Addison | IL | — | ◇ UNVERIFIED |
| PTPioneer Tank & Vessel LLC | Portland | OR | — | ◇ UNVERIFIED |
| PTPioneer Tank & Vessel LLC | Portland | OR | — | ◇ UNVERIFIED |
| PWPioneer Works, CO. | Houston | TX | — | ◇ UNVERIFIED |
| PPPiper Precision, INC. | Pearland | TX | — | ◇ UNVERIFIED |
| PAPiping Alloys, INC. | Lenexa | KS | — | ◇ UNVERIFIED |
| PLPirtek Lockhart | Buda | TX | — | ◇ UNVERIFIED |
| PSPirtek Sfo | South San Francisco | CA | — | ◇ UNVERIFIED |
| PBPit Bull Products | Huntsville | AL | — | ◇ UNVERIFIED |
| PPPivotal Precision | Kendall | NY | — | ◇ UNVERIFIED |
| PGPk3 Group INC. | Sterling | MA | — | ◇ 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 |
| P2Plus 2 International INC | Carlsbad | CA | — | ◇ UNVERIFIED |
| PLPlymouth LLC | Bell Gardens | CA | — | ◇ UNVERIFIED |
| PAP.m. Armor, INC. | Mount Prospect | IL | — | ◇ UNVERIFIED |
| PPPmi Pump Parts, LLC | Aledo | TX | — | ◇ UNVERIFIED |
