| PAPacific Air Cargo Transfer Systems, Inc | Auburn | WA | — | ◇ UNVERIFIED |
| PSPacific Swiss & Manufacturing, Inc. | Tempe | AZ | — | ◇ UNVERIFIED |
| PTPacific Tool, Inc. | Redmond | WA | — | ◇ UNVERIFIED |
| PWPacific Welding Services | Asan | GU | — | ◇ UNVERIFIED |
| POPackage One, INC. | Schenectady | NY | — | ◇ UNVERIFIED |
| PDPackaging Dynamics LTD | Bohemia | NY | — | ◇ UNVERIFIED |
| PTPac Tec, LLC | Milton | WI | — | ◇ UNVERIFIED |
| PMPadnos Manufacturing INC | Grand Rapids | MI | — | ◇ UNVERIFIED |
| PFPainted Feather Precision LLC | Ramsey | MN | — | ◇ UNVERIFIED |
| PMPaladin Manufacturing LLP | Marietta | OK | — | ◇ UNVERIFIED |
| PPPalese Proto Tech, INC. | Tucson | AZ | — | ◇ UNVERIFIED |
| PAPall Aeropower CORP Fort Myers | Fort Myers | FL | — | ◇ UNVERIFIED |
| PBPalm Beach Iron Works, INC. | West Palm Beach | FL | — | ◇ UNVERIFIED |
| PMPals Machining INC | Owatonna | MN | — | ◇ UNVERIFIED |
| PMPamco Machine Works INC | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| PAP and J Precision Machine LLC | Chelmsford | MA | — | ◇ UNVERIFIED |
| PPPanhandle Packing & Gasket, Inc. | Lubbock | TX | — | ◇ UNVERIFIED |
| PIParadox Intellectual Properties, INC. | Chiefland | FL | — | ◇ UNVERIFIED |
| PMParagon Machine Company, INC. | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| PMParagon Model & Tool CO | Wixom | MI | — | ◇ UNVERIFIED |
 Paramount Industrial Machining INC | Oak Park | MI | — | ◇ UNVERIFIED |
| PMParason Machine, INC. | Deep River | CT | — | ◇ UNVERIFIED |
 Paravis Industries INC Dba United Cnc Machining | Auburn Hills | MI | — | ◇ UNVERIFIED |
| PIParisi, INC. | Lewiston | ME | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP Hpd | Marysville | OH | — | ◇ 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 |
| 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 |
| PLPdf LLC | Gilbert | AZ | — | ◇ UNVERIFIED |
| PDP D Q Machine, INC. | Machesney Park | IL | — | ◇ UNVERIFIED |
| PMPearlsnap Machine Works, LLC | Madison | WI | — | ◇ UNVERIFIED |
| PMPellco Machine INC | Saint Michael | MN | — | ◇ UNVERIFIED |
| PIPemco INC | Pascagoula | MS | — | ◇ UNVERIFIED |
| PTPems Tool & Machine INC | Little Falls | NY | — | ◇ UNVERIFIED |
| PIPeninsula Iron Works | Portland | OR | — | ◇ UNVERIFIED |
| PEPenn Equipment Corporation | Port Carbon | 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 |
