| PMPar Metal Products, INC. | North Arlington | NJ | — | ◇ UNVERIFIED |
| PCParsons Constructors Site | Pasco | WA | — | ◇ UNVERIFIED |
| PCPartech CORP | Minneapolis | MN | — | ◇ UNVERIFIED |
| PMPartners Metalfab, LP | La Marque | TX | — | ◇ UNVERIFIED |
| PCPaslin Company | Shelby Township | MI | — | ◇ UNVERIFIED |
| PSPatriot Stainless, INC. | Zanesville | OH | — | ◇ UNVERIFIED |
| PMPatten's Metal Express, LLC | Franklinton | LA | — | ◇ UNVERIFIED |
| PWPatterson Welding Works, INC. | Artesia | NM | — | ◇ UNVERIFIED |
| PKPaul Krivoy | Corpus Christi | TX | — | ◇ UNVERIFIED |
| PPPaulsen Pipe, LLC | South Holland | IL | — | ◇ UNVERIFIED |
| PFPaul's Fabricating and Machine Works, INC. | Corpus Christi | TX | — | ◇ UNVERIFIED |
| PFPauls Fabricating and Machine Works INC. | Corpus Christi | TX | — | ◇ UNVERIFIED |
| PIPC Iron INC Dba Pacific Coast Iron | Spring Valley | CA | — | ◇ UNVERIFIED |
| PLPdc, LLC | Coraopolis | PA | — | ◇ UNVERIFIED |
| PMPd Mechanical INC | Rialto | CA | — | ◇ UNVERIFIED |
| PSPeak Steel L.l.c. | Apex | NC | — | ◇ UNVERIFIED |
| PMPeartree Manufacturing LLC | New Baltimore | MI | — | ◇ UNVERIFIED |
| PVPedal Valves, INC. | Luling | LA | — | ◇ UNVERIFIED |
| PDPee Dee Tank Company of South Carolina LLC | Florence | SC | — | ◇ UNVERIFIED |
 Peerless Mfg. CO. | Cisco | TX | — | ◇ UNVERIFIED |
| PIPegasus, INC. | Holliston | MA | — | ◇ UNVERIFIED |
| PCPennlake CORP | Erie | PA | — | ◇ UNVERIFIED |
| PSPenn Steel Fabrication, INC. | Bristol | PA | — | ◇ UNVERIFIED |
| PTPepper Tank & Contracting | Casper | WY | — | ◇ UNVERIFIED |
| PPPerfect Pipe & Supply CORP. | Elgin | IL | — | ◇ UNVERIFIED |
| PSPerforated Screen Surfaces, INC. | Conklin | NY | — | ◇ UNVERIFIED |
| PCPerformance Contractors, INC | Plaquemine | LA | — | ◇ UNVERIFIED |
| PCPerformance Contractors, INC. - Mobile Fabrication Facility | Theodore | AL | — | ◇ UNVERIFIED |
| PEPerformance Energy Services, L.l.c. | Saint James | LA | — | ◇ UNVERIFIED |
| PSPerformance Solutions LLC | Smyrna | TN | — | ◇ UNVERIFIED |
| PTPerformance Top Drives LLC | Three Rivers | TX | — | ◇ UNVERIFIED |
| PEPeterson Equipment Co., INC. | Katy | TX | — | ◇ UNVERIFIED |
| PSPetro Service & Supply CO INC | Houston | TX | — | ◇ UNVERIFIED |
| PEPetrosmith Equipment Abilene Facility | Abilene | TX | — | ◇ UNVERIFIED |
| PPetrotech | Tampa | FL | — | ◇ UNVERIFIED |
| PUPfi Usa, LLP | Greenville | OH | — | ◇ UNVERIFIED |
| PHPG Holdings LLC | Alexander | ND | — | ◇ UNVERIFIED |
| PSPhilbrook Steel, Inc. | Chelsea | ME | — | ◇ UNVERIFIED |
| PHPhillips Holdings LLC | Marion | IN | — | ◇ UNVERIFIED |
| PAPhoenix / Anjon Building Materials, Inc. | O'Fallon | MO | — | ◇ UNVERIFIED |
| PMPhoenix Manufacturing, INC | Ogden | UT | — | ◇ UNVERIFIED |
| PMPhoenix Manufacturing LLC | Cole Camp | MO | — | ◇ UNVERIFIED |
| PMPhoenix Metal Desigs, Inc. | Brooklyn | NY | — | ◇ UNVERIFIED |
| PPPhoenix Precision Machining | Santa Clara | CA | — | ◇ UNVERIFIED |
| PHPicard Holding USA | Battle Creek | MI | — | ◇ UNVERIFIED |
| PMPiedmont Metals of Burlington | Burlington | NC | — | ◇ UNVERIFIED |
| PMPiedmont Metalworks, LLC | Durham | NC | — | ◇ UNVERIFIED |
| PTPiedmont Tower, INC. | Winston Salem | NC | — | ◇ UNVERIFIED |
| PMPierce Metals INC | Bristol | TN | — | ◇ UNVERIFIED |
| PFPilgrim Fireplace Equipment CO | Richmond | CA | — | ◇ UNVERIFIED |
| PFPilgrim Fireplace Equipment CO | Fairfield | CA | — | ◇ UNVERIFIED |
| PIPinchback Industrial, INC. | Beaumont | TX | — | ◇ UNVERIFIED |
| PCPine Creek Industries, LLC | Pinehurst | ID | — | ◇ UNVERIFIED |
| PMPinnacle Manufacturing | Morgan Hill | CA | — | ◇ UNVERIFIED |
| PSPinnacle Steel, INC. | Commerce City | CO | — | ◇ UNVERIFIED |
| PVPinson Valley Fabricators, INC. | Other | AL | — | ◇ UNVERIFIED |
| PMPioneer Machine & Tooling Company | Secane | PA | — | ◇ UNVERIFIED |
| PMPioneer Manufacturing CO. | Colorado Springs | CO | — | ◇ UNVERIFIED |
| PWPioneer Works, CO. | Houston | TX | — | ◇ UNVERIFIED |
| PFPipe & Fabrication INC | Camden | SC | — | ◇ UNVERIFIED |
| PWPipeline Works, INC. | El Monte | CA | — | ◇ UNVERIFIED |
| PAPiping Alloys, INC. | Lenexa | KS | — | ◇ UNVERIFIED |
| PSPiping Solutions INC. | Bridgewater | NJ | — | ◇ UNVERIFIED |
| PLPip LLC | Paducah | KY | — | ◇ UNVERIFIED |
| PIPirod INC | Plymouth | IN | — | ◇ UNVERIFIED |
| PSPisani Steel Fabrication INC. | Naugatuck | CT | — | ◇ UNVERIFIED |
| PMPitt-des Moines, INC. | Pittsburgh | PA | — | ◇ UNVERIFIED |
| PLPjs Lumber INC Dba Pjs Rebar | Turlock | CA | — | ◇ UNVERIFIED |
| PFP.k. Fabricating, INC. | Ferndale | MI | — | ◇ UNVERIFIED |
| PSP&k Services, L.l.c | Corpus Christi | TX | — | ◇ UNVERIFIED |
| PBPlan B Design & Fabrication, INC. | Richmond | VA | — | ◇ UNVERIFIED |
| P6Plant 62 | Houston | TX | — | ◇ UNVERIFIED |
| PAPlant and Flanged Equipment LLC | Blaine | MN | — | ◇ UNVERIFIED |
| PNPlasan North America | Walker | MI | — | ◇ UNVERIFIED |
| PUPlasson USA | Houston | TX | — | ◇ UNVERIFIED |
| PIPlastec INC. | Mexico | MO | — | ◇ UNVERIFIED |
| PEPlastic Extruded Parts INC | Nassau | NY | — | ◇ UNVERIFIED |
| PCPlate Cut, INC. | Houston | TX | — | ◇ UNVERIFIED |
| PFPlatinum Fabrication, LLC | Heavener | OK | — | ◇ UNVERIFIED |
| PFPlutchak Fabricating LLC | Menominee | MI | — | ◇ UNVERIFIED |
| PLPmdf, LLC | Sardis City | AL | — | ◇ UNVERIFIED |
| PMPnp Manufacturing INC | Arlington | WA | — | ◇ UNVERIFIED |
| PIPolaris Industries Dba Pro Armor | Riverside | CA | — | ◇ UNVERIFIED |
| PIPolystar INC. | Twinsburg | OH | — | ◇ UNVERIFIED |
| PPPontifes Properties, LLC | Rialto | CA | — | ◇ UNVERIFIED |
| PFPoole Fisheries, INC | Marathon | FL | — | ◇ UNVERIFIED |
| PWPoormans Welding and Fabrication, INC. | Aaronsburg | PA | — | ◇ UNVERIFIED |
| PCPopple Creek Repair and Manufacturing LLC | Foley | MN | — | ◇ UNVERIFIED |
| PIPopup Industries INC | Chanute | KS | — | ◇ UNVERIFIED |
| PCPort City Rollform Tooling, Inc. | Muskegon | MI | — | ◇ UNVERIFIED |
| PSPorter Steel, INC. | Peachtree City | GA | — | ◇ UNVERIFIED |
| PMPort Manatee Ship Repair & Fabrication, LLC | Palmetto | FL | — | ◇ UNVERIFIED |
| PDPotential Design, INC. | Fresno | CA | — | ◇ UNVERIFIED |
| PIPowerfab, INC. | Merrimack | NH | — | ◇ UNVERIFIED |
| PPPowerseal Pipeline Products Corporation | Wichita Falls | TX | — | ◇ UNVERIFIED |
| PTPrairie Tank & Construction CO. | Pell City | AL | — | ◇ UNVERIFIED |
| PLPrecise Lapping and Grinding Corp | Melrose Park | IL | — | ◇ UNVERIFIED |
| PCPrecision Cutoff, LLC | Holland | OH | — | ◇ UNVERIFIED |
| PDPrecision Detail & Stud LLC | Saginaw | TX | — | ◇ UNVERIFIED |
| PFPrecision Fabricating Inc | Fort wayne | IN | — | ◇ UNVERIFIED |
