| PPPeko Precision Products Sheet Metal Division | Rochester | NY | — | ◇ UNVERIFIED |
| PTPennmark Technologies Corporation | Dallas | PA | — | ◇ UNVERIFIED |
| PDPennsylvania Drilling Company | Woodstock | VA | — | ◇ UNVERIFIED |
| PSPenny Sheet Metal, L.l.c. | Broken Arrow | OK | — | ◇ UNVERIFIED |
| PMPensacola Metal Fabrication, INC. | Pensacola | FL | — | ◇ UNVERIFIED |
| PTPerfect Temperature Control, INC. Dba Fab-rite Sheet Metal | Des Plaines | IL | — | ◇ UNVERIFIED |
| PPPerformance Precision Sheet Metal LLC | Reno | NV | — | ◇ UNVERIFIED |
| PHPermian Holdings, INC. | Odessa | TX | — | ◇ UNVERIFIED |
| PTPermian Tank & Manufacturing | Odessa | TX | — | ◇ UNVERIFIED |
| PTPermian Tank & Manufacturing INC Belle Fourche Plant | Belle Fourche | SD | — | ◇ UNVERIFIED |
| PTPerry Tool & Die CO. | Broomfield | CO | — | ◇ UNVERIFIED |
| PSPersonnel Staffing Group, LLC | Santa Clarita | CA | — | ◇ UNVERIFIED |
| PBPesznecker Brothers | Clackamas | OR | — | ◇ UNVERIFIED |
| PDPeter DJ Regelous | Salem | OR | — | ◇ UNVERIFIED |
| PAPetersen Aluminum Corporation | Fridley | MN | — | ◇ UNVERIFIED |
| PIPetersen Industries, INC. | Lake Wales | FL | — | ◇ UNVERIFIED |
| PLP-fab, LLC | Jersey Shore | PA | — | ◇ UNVERIFIED |
| PIP.g.l. Industries, INC. | Swansea | MA | — | ◇ UNVERIFIED |
| P2Phase 2 LLC | Prineville | OR | — | ◇ UNVERIFIED |
| POPhil Osterkamp | Grand Bay | AL | — | ◇ UNVERIFIED |
 Phoenix Fabricators and Erectors INC | Nicholasville | KY | — | ◇ UNVERIFIED |
| Phoenix Fabricators and Erectors INC | Helena | GA | — | ◇ UNVERIFIED |
| PFPhoenix Fabricators & Erectors INC | Sebree | KY | — | ◇ UNVERIFIED |
| PMPhoenix Metallics | Phoenix | AZ | — | ◇ UNVERIFIED |
| PMPhoenix Metals Company | O Fallon | MO | — | ◇ UNVERIFIED |
| PSPhoenix Steel INC. | Cleveland | OH | — | ◇ UNVERIFIED |
| PCPickwick Company | Cedar Rapids | IA | — | ◇ UNVERIFIED |
| PTPike Tool and Grinding, INC. | Colorado Springs | CO | — | ◇ UNVERIFIED |
| PMPinnacle Manufacturing | Morgan Hill | CA | — | ◇ UNVERIFIED |
| PTPioneer Tank & Vessel LLC | Portland | OR | — | ◇ UNVERIFIED |
| PTPioneer Tank & Vessel LLC | Portland | OR | — | ◇ UNVERIFIED |
| PWPioneer West INC | La Grande | OR | — | ◇ UNVERIFIED |
| PAPiping Accessories INC | Beaumont | TX | — | ◇ UNVERIFIED |
| PPPleasure Products Mfg CO Dba River Bend Industries | Moorhead | MN | — | ◇ UNVERIFIED |
| PSP&l Specialties | Lower Lake | CA | — | ◇ UNVERIFIED |
| PCPlum Creek Farm LLC | Bernville | PA | — | ◇ UNVERIFIED |
| PFPlyco Foundation Vents INC | Waterford | CA | — | ◇ UNVERIFIED |
| PMPneumafil Metals Corporation | Charlotte | NC | — | ◇ UNVERIFIED |
| PIPoli-tron INC | Pittsburg | KS | — | ◇ UNVERIFIED |
| PKPortland Kettle Works LLC | Portland | OR | — | ◇ UNVERIFIED |
| POPort of Bremerton Wilkins Distributing | Port Orchard | WA | — | ◇ UNVERIFIED |
| PCPositech CORP. | Blue Ash | OH | — | ◇ UNVERIFIED |
| PSPovolny Specialties INC | South Saint Paul | MN | — | ◇ UNVERIFIED |
| PRPowder Ridge Properties, LLC | Sacramento | CA | — | ◇ UNVERIFIED |
| PRPowder River INC | Provo | UT | — | ◇ UNVERIFIED |
| PSPrairie State Industries | Carpentersville | IL | — | ◇ UNVERIFIED |
| PTPrairie Tank & Construction CO. | Pell City | AL | — | ◇ UNVERIFIED |
| PFPrecision Fabricators LLC | Seattle | WA | — | ◇ UNVERIFIED |
| PMPrecision Machine | Lodi | CA | — | ◇ UNVERIFIED |
| PMPrecision Metal Fab, INC. | Milton | WI | — | ◇ UNVERIFIED |
| PMPrecision Metal Mfg | Northglenn | CO | — | ◇ UNVERIFIED |
 Precision Metal Products, INC. | Addison | IL | — | ◇ UNVERIFIED |
| PMPrecision Metal Works INC | Louisville | KY | — | ◇ UNVERIFIED |
| PSPrecision Sheet Metal Design LLC | Hillsboro | OR | — | ◇ UNVERIFIED |
| PSPrecision Steel Products, INC | Los Angeles | CA | — | ◇ UNVERIFIED |
 Precision Tool Die & Machine CO Dba Nth Works | Louisville | KY | — | ◇ UNVERIFIED |
| PEPreference Employment Solutions | Fargo | ND | — | ◇ UNVERIFIED |
| PWPreferred Welding INC | Otsego | MN | — | ◇ UNVERIFIED |
| PIPremetco, INC. | Auburn | WA | — | ◇ UNVERIFIED |
| PMPremiere Metal INC. | Suwanee | GA | — | ◇ UNVERIFIED |
| PEPremier Enclosure System INC | Ontario | CA | — | ◇ UNVERIFIED |
| PGPremier Grain Cleaner CO | Saint Paul | MN | — | ◇ UNVERIFIED |
| PGPremier Grain Cleaner CO | Saint Paul | MN | — | ◇ UNVERIFIED |
| PPPremier Protective Coatings CO. | Evans, 0.2 Mi Se of | CO | — | ◇ UNVERIFIED |
| PPPremier Pump and Power | Vancouver | WA | — | ◇ UNVERIFIED |
| PMPrescott Metal | Biddeford | ME | — | ◇ UNVERIFIED |
| PSPressed Steel Tank CO INC | Milwaukee | WI | — | ◇ UNVERIFIED |
| PIPride Industries | Fort Campbell | KY | — | ◇ UNVERIFIED |
| PIPrince Industries INC. | Batavia | IL | — | ◇ UNVERIFIED |
 Prism Aerospace | Corona | CA | — | ◇ UNVERIFIED |
| PGProaxis Group | West Lafayette | IN | — | ◇ UNVERIFIED |
| PIProco, INC. | Kingsville | TX | — | ◇ UNVERIFIED |
| PSProcyon-alpha Squared INC | Cookeville | TN | — | ◇ UNVERIFIED |
| PIProdex, INC. | Red Hill | PA | — | ◇ UNVERIFIED |
| PIProduct Integration & Manufacturing INC. | Rochester | NY | — | ◇ UNVERIFIED |
| PMProfab Metal Products, INC | Lynn | MA | — | ◇ UNVERIFIED |
| PTProfessional Tank Gauge, INC. | Georgetown | TX | — | ◇ UNVERIFIED |
| PMProgressive Manufacturing LLC | Fremont | MI | — | ◇ UNVERIFIED |
 Progressive Recovery, Inc. | Ballwin | MO | — | ◇ UNVERIFIED |
| Progressive Recovery, Inc. | Ballwin | MO | — | ◇ UNVERIFIED |
| Progressive Recovery, Inc. | Ballwin | MO | — | ◇ UNVERIFIED |
| Progressive Recovery, Inc. | St. Louis | MO | — | ◇ UNVERIFIED |
| PMProgress Manufacturing Company, LLC | Union City | IN | — | ◇ UNVERIFIED |
| PMPro Metals, LLC | Kansas City | MO | — | ◇ UNVERIFIED |
| PMPro Metal Works, INC. | De Forest | WI | — | ◇ UNVERIFIED |
| PSPromet Steel INC. | Chicago | IL | — | ◇ UNVERIFIED |
| PSPro Stainless & Sheet Metal LLC | Oklahoma City | OK | — | ◇ UNVERIFIED |
| PTPro Tank Products | Minot | ND | — | ◇ UNVERIFIED |
| PTPro Tank Products | Plentywood | MT | — | ◇ UNVERIFIED |
| PCProtean Construction INC | Burnsville | MN | — | ◇ UNVERIFIED |
| PMProto Mfg | Spokane | WA | — | ◇ UNVERIFIED |
| PSProvidence Saint Vincent Medical Center | Portland | OR | — | ◇ UNVERIFIED |
| PCPrt/bmt Company | Albuquerque | NM | — | ◇ UNVERIFIED |
| PMPsf Mechanical INC | Seattle | WA | — | ◇ UNVERIFIED |
| PMPSS Manufacturing Company | Denver | PA | — | ◇ UNVERIFIED |
| PMPSS Manufacturing Company, Inc. | Lancaster | PA | — | ◇ UNVERIFIED |
| PSPuget Sound Repair INC | Seattle | WA | — | ◇ UNVERIFIED |
| PPPulz Product | Billings | MT | — | ◇ UNVERIFIED |
| PDPunch & Die Metal Fabrication LLC | Syracuse | NY | — | ◇ UNVERIFIED |
| PMPungo Machine Shop, INC. | Pantego | NC | — | ◇ UNVERIFIED |
